rustnum 0.1.0

//! NumPy parity tests for the scalar math kernels. GENERATED ONCE by gen_tests.py with NumPy 2.3.2;
//! the tables below are literal NumPy output (not computed by the code under test).
#![allow(
    clippy::approx_constant,
    clippy::excessive_precision,
    clippy::type_complexity
)]

use super::math_kernels::*;
use super::tests_util::{Report, check};
use crate::{Array, Float};

// `rint`, `fix`, `fabs`, `positive` and `negative` have no kernel of their own any more: the public
// `Array` methods delegate to the core (`round`, `trunc`, `abs`, copy, `Neg`). The NumPy tables for
// them now run through those array methods on 0-d arrays.
fn rint<F: Float>(x: F) -> F {
    Array::scalar(x).rint().item()
}
fn fix<F: Float>(x: F) -> F {
    Array::scalar(x).fix().item()
}
fn fabs<F: Float>(x: F) -> F {
    Array::scalar(x).fabs().item()
}
fn positive<F: Float>(x: F) -> F {
    Array::scalar(x).positive().item()
}
fn negative<F: Float>(x: F) -> F {
    Array::scalar(x).negative().item()
}

#[test]
fn sinc_f64() {
    let _report = Report;
    const CASES: &[(f64, f64)] = &[
        (f64::NAN, f64::NAN),
        (f64::INFINITY, f64::NAN),
        (f64::NEG_INFINITY, f64::NAN),
        (0.0, 1.0),
        (-0.0, 1.0),
        (1.0, 3.8981718325193755e-17),
        (-1.0, 3.8981718325193755e-17),
        (0.5, 0.6366197723675814),
        (-0.5, 0.6366197723675814),
        (1.5, -0.2122065907891938),
        (-1.5, -0.2122065907891938),
        (2.5, 0.12732395447351627),
        (-2.5, 0.12732395447351627),
        (3.0, 3.8981718325193755e-17),
        (4.5, 0.0707355302630646),
        (-7.25, -0.031045390212314006),
        (8.0, -3.8981718325193755e-17),
        (8.000001, 1.2499998419395415e-07),
        (100.0, 6.2528371445095934e-18),
        (123456.789, 1.5866568945854314e-06),
        (1e+16, -1.1943397231451733e-17),
        (0.1, 0.983631643083466),
        (-0.1, 0.983631643083466),
        (1e-300, 1.0),
        (-1e-300, 1.0),
        (5e-324, 1.0),
        (-5e-324, 1.0),
        (2.2250738585072014e-308, 1.0),
        (1e+300, -2.872633251731255e-301),
        (-1e+300, -2.872633251731255e-301),
        (1.7976931348623157e+308, f64::NAN),
        (-1.7976931348623157e+308, f64::NAN),
    ];
    for &(x, want) in CASES {
        check("sinc", &format!("{x:?}"), sinc(x), want, 1e-12, 0.0);
    }
}
#[test]
fn i0_f64() {
    let _report = Report;
    const CASES: &[(f64, f64)] = &[
        (f64::NAN, f64::NAN),
        (f64::INFINITY, f64::NAN),
        (f64::NEG_INFINITY, f64::NAN),
        (0.0, 1.0),
        (-0.0, 1.0),
        (1.0, 1.2660658777520082),
        (-1.0, 1.2660658777520082),
        (0.5, 1.0634833707413234),
        (-0.5, 1.0634833707413234),
        (1.5, 1.6467231897728907),
        (-1.5, 1.6467231897728907),
        (2.5, 3.289839144050123),
        (-2.5, 3.289839144050123),
        (3.0, 4.880792585865024),
        (4.5, 17.481171855609276),
        (-7.25, 212.55834116279757),
        (8.0, 427.56411572180474),
        (8.000001, 427.56451559513005),
        (100.0, 1.0737517071310738e+42),
        (123456.789, f64::INFINITY),
        (1e+16, f64::INFINITY),
        (0.1, 1.0025015629340956),
        (-0.1, 1.0025015629340956),
        (1e-300, 1.0),
        (-1e-300, 1.0),
        (5e-324, 1.0),
        (-5e-324, 1.0),
        (2.2250738585072014e-308, 1.0),
        (1e+300, f64::INFINITY),
        (-1e+300, f64::INFINITY),
        (1.7976931348623157e+308, f64::INFINITY),
        (-1.7976931348623157e+308, f64::INFINITY),
    ];
    for &(x, want) in CASES {
        check("i0", &format!("{x:?}"), i0(x), want, 1e-12, 0.0);
    }
}
#[test]
fn deg2rad_f64() {
    let _report = Report;
    const CASES: &[(f64, f64)] = &[
        (f64::NAN, f64::NAN),
        (f64::INFINITY, f64::INFINITY),
        (f64::NEG_INFINITY, f64::NEG_INFINITY),
        (0.0, 0.0),
        (-0.0, -0.0),
        (1.0, 0.017453292519943295),
        (-1.0, -0.017453292519943295),
        (0.5, 0.008726646259971648),
        (-0.5, -0.008726646259971648),
        (1.5, 0.026179938779914945),
        (-1.5, -0.026179938779914945),
        (2.5, 0.04363323129985824),
        (-2.5, -0.04363323129985824),
        (3.0, 0.05235987755982989),
        (4.5, 0.07853981633974483),
        (-7.25, -0.1265363707695889),
        (8.0, 0.13962634015954636),
        (8.000001, 0.13962635761283887),
        (100.0, 1.7453292519943295),
        (123456.789, 2154.727451989918),
        (1e+16, 174532925199432.97),
        (0.1, 0.0017453292519943296),
        (-0.1, -0.0017453292519943296),
        (1e-300, 1.7453292519943295e-302),
        (-1e-300, -1.7453292519943295e-302),
        (5e-324, 0.0),
        (-5e-324, -0.0),
        (2.2250738585072014e-308, 3.8834864931005e-310),
        (1e+300, 1.7453292519943297e+298),
        (-1e+300, -1.7453292519943297e+298),
        (1.7976931348623157e+308, 3.1375664143845866e+306),
        (-1.7976931348623157e+308, -3.1375664143845866e+306),
    ];
    for &(x, want) in CASES {
        check("deg2rad", &format!("{x:?}"), deg2rad(x), want, 0.0, 0.0);
    }
}
#[test]
fn rad2deg_f64() {
    let _report = Report;
    const CASES: &[(f64, f64)] = &[
        (f64::NAN, f64::NAN),
        (f64::INFINITY, f64::INFINITY),
        (f64::NEG_INFINITY, f64::NEG_INFINITY),
        (0.0, 0.0),
        (-0.0, -0.0),
        (1.0, 57.29577951308232),
        (-1.0, -57.29577951308232),
        (0.5, 28.64788975654116),
        (-0.5, -28.64788975654116),
        (1.5, 85.94366926962348),
        (-1.5, -85.94366926962348),
        (2.5, 143.2394487827058),
        (-2.5, -143.2394487827058),
        (3.0, 171.88733853924697),
        (4.5, 257.8310078088705),
        (-7.25, -415.39440146984685),
        (8.0, 458.3662361046586),
        (8.000001, 458.36629340043805),
        (100.0, 5729.5779513082325),
        (123456.789, 7073552.961937128),
        (1e+16, 5.7295779513082323e+17),
        (0.1, 5.729577951308233),
        (-0.1, -5.729577951308233),
        (1e-300, 5.729577951308232e-299),
        (-1e-300, -5.729577951308232e-299),
        (5e-324, 2.8e-322),
        (-5e-324, -2.8e-322),
        (2.2250738585072014e-308, 1.2748734119735194e-306),
        (1e+300, 5.729577951308233e+301),
        (-1e+300, -5.729577951308233e+301),
        (1.7976931348623157e+308, f64::INFINITY),
        (-1.7976931348623157e+308, f64::NEG_INFINITY),
    ];
    for &(x, want) in CASES {
        check("rad2deg", &format!("{x:?}"), rad2deg(x), want, 0.0, 0.0);
    }
}
#[test]
fn rint_f64() {
    let _report = Report;
    const CASES: &[(f64, f64)] = &[
        (f64::NAN, f64::NAN),
        (f64::INFINITY, f64::INFINITY),
        (f64::NEG_INFINITY, f64::NEG_INFINITY),
        (0.0, 0.0),
        (-0.0, -0.0),
        (1.0, 1.0),
        (-1.0, -1.0),
        (0.5, 0.0),
        (-0.5, -0.0),
        (1.5, 2.0),
        (-1.5, -2.0),
        (2.5, 2.0),
        (-2.5, -2.0),
        (3.0, 3.0),
        (4.5, 4.0),
        (-7.25, -7.0),
        (8.0, 8.0),
        (8.000001, 8.0),
        (100.0, 100.0),
        (123456.789, 123457.0),
        (1e+16, 1e+16),
        (0.1, 0.0),
        (-0.1, -0.0),
        (1e-300, 0.0),
        (-1e-300, -0.0),
        (5e-324, 0.0),
        (-5e-324, -0.0),
        (2.2250738585072014e-308, 0.0),
        (1e+300, 1e+300),
        (-1e+300, -1e+300),
        (1.7976931348623157e+308, 1.7976931348623157e+308),
        (-1.7976931348623157e+308, -1.7976931348623157e+308),
        (0.5, 0.0),
        (1.5, 2.0),
        (2.5, 2.0),
        (-0.4, -0.0),
        (-0.6, -1.0),
        (4503599627370497.0, 4503599627370497.0),
        (8388609.0, 8388609.0),
    ];
    for &(x, want) in CASES {
        check("rint", &format!("{x:?}"), rint(x), want, 0.0, 0.0);
    }
}
#[test]
fn fix_f64() {
    let _report = Report;
    const CASES: &[(f64, f64)] = &[
        (f64::NAN, f64::NAN),
        (f64::INFINITY, f64::INFINITY),
        (f64::NEG_INFINITY, f64::NEG_INFINITY),
        (0.0, 0.0),
        (-0.0, -0.0),
        (1.0, 1.0),
        (-1.0, -1.0),
        (0.5, 0.0),
        (-0.5, -0.0),
        (1.5, 1.0),
        (-1.5, -1.0),
        (2.5, 2.0),
        (-2.5, -2.0),
        (3.0, 3.0),
        (4.5, 4.0),
        (-7.25, -7.0),
        (8.0, 8.0),
        (8.000001, 8.0),
        (100.0, 100.0),
        (123456.789, 123456.0),
        (1e+16, 1e+16),
        (0.1, 0.0),
        (-0.1, -0.0),
        (1e-300, 0.0),
        (-1e-300, -0.0),
        (5e-324, 0.0),
        (-5e-324, -0.0),
        (2.2250738585072014e-308, 0.0),
        (1e+300, 1e+300),
        (-1e+300, -1e+300),
        (1.7976931348623157e+308, 1.7976931348623157e+308),
        (-1.7976931348623157e+308, -1.7976931348623157e+308),
        (-0.4, -0.0),
        (0.4, 0.0),
        (2.7, 2.0),
        (-2.7, -2.0),
    ];
    for &(x, want) in CASES {
        check("fix", &format!("{x:?}"), fix(x), want, 0.0, 0.0);
    }
}
#[test]
fn fabs_f64() {
    let _report = Report;
    const CASES: &[(f64, f64)] = &[
        (f64::NAN, f64::NAN),
        (f64::INFINITY, f64::INFINITY),
        (f64::NEG_INFINITY, f64::INFINITY),
        (0.0, 0.0),
        (-0.0, 0.0),
        (1.0, 1.0),
        (-1.0, 1.0),
        (0.5, 0.5),
        (-0.5, 0.5),
        (1.5, 1.5),
        (-1.5, 1.5),
        (2.5, 2.5),
        (-2.5, 2.5),
        (3.0, 3.0),
        (4.5, 4.5),
        (-7.25, 7.25),
        (8.0, 8.0),
        (8.000001, 8.000001),
        (100.0, 100.0),
        (123456.789, 123456.789),
        (1e+16, 1e+16),
        (0.1, 0.1),
        (-0.1, 0.1),
        (1e-300, 1e-300),
        (-1e-300, 1e-300),
        (5e-324, 5e-324),
        (-5e-324, 5e-324),
        (2.2250738585072014e-308, 2.2250738585072014e-308),
        (1e+300, 1e+300),
        (-1e+300, 1e+300),
        (1.7976931348623157e+308, 1.7976931348623157e+308),
        (-1.7976931348623157e+308, 1.7976931348623157e+308),
    ];
    for &(x, want) in CASES {
        check("fabs", &format!("{x:?}"), fabs(x), want, 0.0, 0.0);
    }
}
#[test]
fn positive_f64() {
    let _report = Report;
    const CASES: &[(f64, f64)] = &[
        (f64::NAN, f64::NAN),
        (f64::INFINITY, f64::INFINITY),
        (f64::NEG_INFINITY, f64::NEG_INFINITY),
        (0.0, 0.0),
        (-0.0, -0.0),
        (1.0, 1.0),
        (-1.0, -1.0),
        (0.5, 0.5),
        (-0.5, -0.5),
        (1.5, 1.5),
        (-1.5, -1.5),
        (2.5, 2.5),
        (-2.5, -2.5),
        (3.0, 3.0),
        (4.5, 4.5),
        (-7.25, -7.25),
        (8.0, 8.0),
        (8.000001, 8.000001),
        (100.0, 100.0),
        (123456.789, 123456.789),
        (1e+16, 1e+16),
        (0.1, 0.1),
        (-0.1, -0.1),
        (1e-300, 1e-300),
        (-1e-300, -1e-300),
        (5e-324, 5e-324),
        (-5e-324, -5e-324),
        (2.2250738585072014e-308, 2.2250738585072014e-308),
        (1e+300, 1e+300),
        (-1e+300, -1e+300),
        (1.7976931348623157e+308, 1.7976931348623157e+308),
        (-1.7976931348623157e+308, -1.7976931348623157e+308),
    ];
    for &(x, want) in CASES {
        check("positive", &format!("{x:?}"), positive(x), want, 0.0, 0.0);
    }
}
#[test]
fn negative_f64() {
    let _report = Report;
    const CASES: &[(f64, f64)] = &[
        (f64::NAN, f64::NAN),
        (f64::INFINITY, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, f64::INFINITY),
        (0.0, -0.0),
        (-0.0, 0.0),
        (1.0, -1.0),
        (-1.0, 1.0),
        (0.5, -0.5),
        (-0.5, 0.5),
        (1.5, -1.5),
        (-1.5, 1.5),
        (2.5, -2.5),
        (-2.5, 2.5),
        (3.0, -3.0),
        (4.5, -4.5),
        (-7.25, 7.25),
        (8.0, -8.0),
        (8.000001, -8.000001),
        (100.0, -100.0),
        (123456.789, -123456.789),
        (1e+16, -1e+16),
        (0.1, -0.1),
        (-0.1, 0.1),
        (1e-300, -1e-300),
        (-1e-300, 1e-300),
        (5e-324, -5e-324),
        (-5e-324, 5e-324),
        (2.2250738585072014e-308, -2.2250738585072014e-308),
        (1e+300, -1e+300),
        (-1e+300, 1e+300),
        (1.7976931348623157e+308, -1.7976931348623157e+308),
        (-1.7976931348623157e+308, 1.7976931348623157e+308),
    ];
    for &(x, want) in CASES {
        check("negative", &format!("{x:?}"), negative(x), want, 0.0, 0.0);
    }
}
#[test]
fn spacing_f64() {
    let _report = Report;
    const CASES: &[(f64, f64)] = &[
        (f64::NAN, f64::NAN),
        (f64::INFINITY, f64::NAN),
        (f64::NEG_INFINITY, f64::NAN),
        (0.0, 5e-324),
        (-0.0, 5e-324),
        (1.0, 2.220446049250313e-16),
        (-1.0, -2.220446049250313e-16),
        (0.5, 1.1102230246251565e-16),
        (-0.5, -1.1102230246251565e-16),
        (1.5, 2.220446049250313e-16),
        (-1.5, -2.220446049250313e-16),
        (2.5, 4.440892098500626e-16),
        (-2.5, -4.440892098500626e-16),
        (3.0, 4.440892098500626e-16),
        (4.5, 8.881784197001252e-16),
        (-7.25, -8.881784197001252e-16),
        (8.0, 1.7763568394002505e-15),
        (8.000001, 1.7763568394002505e-15),
        (100.0, 1.4210854715202004e-14),
        (123456.789, 1.4551915228366852e-11),
        (1e+16, 2.0),
        (0.1, 1.3877787807814457e-17),
        (-0.1, -1.3877787807814457e-17),
        (1e-300, 1.6578092e-316),
        (-1e-300, -1.6578092e-316),
        (5e-324, 5e-324),
        (-5e-324, -5e-324),
        (2.2250738585072014e-308, 5e-324),
        (1e+300, 1.487016908477783e+284),
        (-1e+300, -1.487016908477783e+284),
        (1.7976931348623157e+308, f64::INFINITY),
        (-1.7976931348623157e+308, f64::NEG_INFINITY),
    ];
    for &(x, want) in CASES {
        check("spacing", &format!("{x:?}"), spacing(x), want, 0.0, 0.0);
    }
}
#[test]
fn sinc_f32() {
    let _report = Report;
    const CASES: &[(f32, f32)] = &[
        (f32::NAN, f32::NAN),
        (f32::INFINITY, f32::NAN),
        (f32::NEG_INFINITY, f32::NAN),
        (0.0, 1.0),
        (-0.0, 1.0),
        (1.0, -2.7827534e-08),
        (-1.0, -2.7827534e-08),
        (0.5, 0.63661975),
        (-0.5, 0.63661975),
        (1.5, -0.21220659),
        (-1.5, -0.21220659),
        (2.5, 0.12732396),
        (-2.5, 0.12732396),
        (3.0, -2.5305382e-09),
        (4.5, 0.07073553),
        (-7.25, -0.031045383),
        (8.0, 2.7827534e-08),
        (100.0, 1.8720616e-08),
        (123456.79, 1.5944861e-06),
        (1e+16, 2.890816e-17),
        (0.1, 0.9836317),
        (-0.1, 0.9836317),
        (1e-30, 1.0),
        (-1e-30, 1.0),
        (1e-45, 1.0),
        (-1e-45, 1.0),
        (1.1754944e-38, 1.0),
        (1e+30, -2.490513e-31),
        (-1e+30, -2.490513e-31),
        (3.4028235e+38, f32::NAN),
        (-3.4028235e+38, f32::NAN),
        (89.0, 2.0172366e-09),
        (88.0, 7.612179e-08),
    ];
    for &(x, want) in CASES {
        check("sinc", &format!("{x:?}"), sinc(x), want, 2e-5, 0.0);
    }
}
#[test]
fn i0_f32() {
    let _report = Report;
    const CASES: &[(f32, f32)] = &[
        (f32::NAN, f32::NAN),
        (f32::INFINITY, f32::NAN),
        (f32::NEG_INFINITY, f32::NAN),
        (0.0, 0.99999994),
        (-0.0, 0.99999994),
        (1.0, 1.2660661),
        (-1.0, 1.2660661),
        (0.5, 1.0634835),
        (-0.5, 1.0634835),
        (1.5, 1.6467233),
        (-1.5, 1.6467233),
        (2.5, 3.2898393),
        (-2.5, 3.2898393),
        (3.0, 4.8807926),
        (4.5, 17.48117),
        (-7.25, 212.55836),
        (8.0, 427.5642),
        (100.0, f32::INFINITY),
        (123456.79, f32::INFINITY),
        (1e+16, f32::INFINITY),
        (0.1, 1.0025016),
        (-0.1, 1.0025016),
        (1e-30, 0.99999994),
        (-1e-30, 0.99999994),
        (1e-45, 0.99999994),
        (-1e-45, 0.99999994),
        (1.1754944e-38, 0.99999994),
        (1e+30, f32::INFINITY),
        (-1e+30, f32::INFINITY),
        (3.4028235e+38, f32::INFINITY),
        (-3.4028235e+38, f32::INFINITY),
        (89.0, f32::INFINITY),
        (88.0, 7.0340195e+36),
    ];
    for &(x, want) in CASES {
        check("i0", &format!("{x:?}"), i0(x), want, 2e-5, 0.0);
    }
}
#[test]
fn deg2rad_f32() {
    let _report = Report;
    const CASES: &[(f32, f32)] = &[
        (f32::NAN, f32::NAN),
        (f32::INFINITY, f32::INFINITY),
        (f32::NEG_INFINITY, f32::NEG_INFINITY),
        (0.0, 0.0),
        (-0.0, -0.0),
        (1.0, 0.017453292),
        (-1.0, -0.017453292),
        (0.5, 0.008726646),
        (-0.5, -0.008726646),
        (1.5, 0.02617994),
        (-1.5, -0.02617994),
        (2.5, 0.04363323),
        (-2.5, -0.04363323),
        (3.0, 0.05235988),
        (4.5, 0.07853982),
        (-7.25, -0.12653637),
        (8.0, 0.13962634),
        (100.0, 1.7453293),
        (123456.79, 2154.7275),
        (1e+16, 1.7453293e+14),
        (0.1, 0.0017453292),
        (-0.1, -0.0017453292),
        (1e-30, 1.7453292e-32),
        (-1e-30, -1.7453292e-32),
        (1e-45, 0.0),
        (-1e-45, -0.0),
        (1.1754944e-38, 2.05163e-40),
        (1e+30, 1.7453293e+28),
        (-1e+30, -1.7453293e+28),
        (3.4028235e+38, 5.939047e+36),
        (-3.4028235e+38, -5.939047e+36),
        (89.0, 1.553343),
        (88.0, 1.5358897),
    ];
    for &(x, want) in CASES {
        check("deg2rad", &format!("{x:?}"), deg2rad(x), want, 0.0, 0.0);
    }
}
#[test]
fn rad2deg_f32() {
    let _report = Report;
    const CASES: &[(f32, f32)] = &[
        (f32::NAN, f32::NAN),
        (f32::INFINITY, f32::INFINITY),
        (f32::NEG_INFINITY, f32::NEG_INFINITY),
        (0.0, 0.0),
        (-0.0, -0.0),
        (1.0, 57.295776),
        (-1.0, -57.295776),
        (0.5, 28.647888),
        (-0.5, -28.647888),
        (1.5, 85.943665),
        (-1.5, -85.943665),
        (2.5, 143.23944),
        (-2.5, -143.23944),
        (3.0, 171.88733),
        (4.5, 257.831),
        (-7.25, -415.39438),
        (8.0, 458.3662),
        (100.0, 5729.5776),
        (123456.79, 7.0735525e+06),
        (1e+16, 5.7295778e+17),
        (0.1, 5.7295775),
        (-0.1, -5.7295775),
        (1e-30, 5.729578e-29),
        (-1e-30, -5.729578e-29),
        (1e-45, 8e-44),
        (-1e-45, -8e-44),
        (1.1754944e-38, 6.735086e-37),
        (1e+30, 5.7295777e+31),
        (-1e+30, -5.7295777e+31),
        (3.4028235e+38, f32::INFINITY),
        (-3.4028235e+38, f32::NEG_INFINITY),
        (89.0, 5099.324),
        (88.0, 5042.0283),
    ];
    for &(x, want) in CASES {
        check("rad2deg", &format!("{x:?}"), rad2deg(x), want, 0.0, 0.0);
    }
}
#[test]
fn rint_f32() {
    let _report = Report;
    const CASES: &[(f32, f32)] = &[
        (f32::NAN, f32::NAN),
        (f32::INFINITY, f32::INFINITY),
        (f32::NEG_INFINITY, f32::NEG_INFINITY),
        (0.0, 0.0),
        (-0.0, -0.0),
        (1.0, 1.0),
        (-1.0, -1.0),
        (0.5, 0.0),
        (-0.5, -0.0),
        (1.5, 2.0),
        (-1.5, -2.0),
        (2.5, 2.0),
        (-2.5, -2.0),
        (3.0, 3.0),
        (4.5, 4.0),
        (-7.25, -7.0),
        (8.0, 8.0),
        (100.0, 100.0),
        (123456.79, 123457.0),
        (1e+16, 1e+16),
        (0.1, 0.0),
        (-0.1, -0.0),
        (1e-30, 0.0),
        (-1e-30, -0.0),
        (1e-45, 0.0),
        (-1e-45, -0.0),
        (1.1754944e-38, 0.0),
        (1e+30, 1e+30),
        (-1e+30, -1e+30),
        (3.4028235e+38, 3.4028235e+38),
        (-3.4028235e+38, -3.4028235e+38),
        (89.0, 89.0),
        (88.0, 88.0),
        (0.5, 0.0),
        (1.5, 2.0),
        (2.5, 2.0),
        (-0.4, -0.0),
        (-0.6, -1.0),
        (4.5035996e+15, 4.5035996e+15),
        (8.388609e+06, 8.388609e+06),
    ];
    for &(x, want) in CASES {
        check("rint", &format!("{x:?}"), rint(x), want, 0.0, 0.0);
    }
}
#[test]
fn fix_f32() {
    let _report = Report;
    const CASES: &[(f32, f32)] = &[
        (f32::NAN, f32::NAN),
        (f32::INFINITY, f32::INFINITY),
        (f32::NEG_INFINITY, f32::NEG_INFINITY),
        (0.0, 0.0),
        (-0.0, -0.0),
        (1.0, 1.0),
        (-1.0, -1.0),
        (0.5, 0.0),
        (-0.5, -0.0),
        (1.5, 1.0),
        (-1.5, -1.0),
        (2.5, 2.0),
        (-2.5, -2.0),
        (3.0, 3.0),
        (4.5, 4.0),
        (-7.25, -7.0),
        (8.0, 8.0),
        (100.0, 100.0),
        (123456.79, 123456.0),
        (1e+16, 1e+16),
        (0.1, 0.0),
        (-0.1, -0.0),
        (1e-30, 0.0),
        (-1e-30, -0.0),
        (1e-45, 0.0),
        (-1e-45, -0.0),
        (1.1754944e-38, 0.0),
        (1e+30, 1e+30),
        (-1e+30, -1e+30),
        (3.4028235e+38, 3.4028235e+38),
        (-3.4028235e+38, -3.4028235e+38),
        (89.0, 89.0),
        (88.0, 88.0),
        (-0.4, -0.0),
        (0.4, 0.0),
        (2.7, 2.0),
        (-2.7, -2.0),
    ];
    for &(x, want) in CASES {
        check("fix", &format!("{x:?}"), fix(x), want, 0.0, 0.0);
    }
}
#[test]
fn fabs_f32() {
    let _report = Report;
    const CASES: &[(f32, f32)] = &[
        (f32::NAN, f32::NAN),
        (f32::INFINITY, f32::INFINITY),
        (f32::NEG_INFINITY, f32::INFINITY),
        (0.0, 0.0),
        (-0.0, 0.0),
        (1.0, 1.0),
        (-1.0, 1.0),
        (0.5, 0.5),
        (-0.5, 0.5),
        (1.5, 1.5),
        (-1.5, 1.5),
        (2.5, 2.5),
        (-2.5, 2.5),
        (3.0, 3.0),
        (4.5, 4.5),
        (-7.25, 7.25),
        (8.0, 8.0),
        (100.0, 100.0),
        (123456.79, 123456.79),
        (1e+16, 1e+16),
        (0.1, 0.1),
        (-0.1, 0.1),
        (1e-30, 1e-30),
        (-1e-30, 1e-30),
        (1e-45, 1e-45),
        (-1e-45, 1e-45),
        (1.1754944e-38, 1.1754944e-38),
        (1e+30, 1e+30),
        (-1e+30, 1e+30),
        (3.4028235e+38, 3.4028235e+38),
        (-3.4028235e+38, 3.4028235e+38),
        (89.0, 89.0),
        (88.0, 88.0),
    ];
    for &(x, want) in CASES {
        check("fabs", &format!("{x:?}"), fabs(x), want, 0.0, 0.0);
    }
}
#[test]
fn positive_f32() {
    let _report = Report;
    const CASES: &[(f32, f32)] = &[
        (f32::NAN, f32::NAN),
        (f32::INFINITY, f32::INFINITY),
        (f32::NEG_INFINITY, f32::NEG_INFINITY),
        (0.0, 0.0),
        (-0.0, -0.0),
        (1.0, 1.0),
        (-1.0, -1.0),
        (0.5, 0.5),
        (-0.5, -0.5),
        (1.5, 1.5),
        (-1.5, -1.5),
        (2.5, 2.5),
        (-2.5, -2.5),
        (3.0, 3.0),
        (4.5, 4.5),
        (-7.25, -7.25),
        (8.0, 8.0),
        (100.0, 100.0),
        (123456.79, 123456.79),
        (1e+16, 1e+16),
        (0.1, 0.1),
        (-0.1, -0.1),
        (1e-30, 1e-30),
        (-1e-30, -1e-30),
        (1e-45, 1e-45),
        (-1e-45, -1e-45),
        (1.1754944e-38, 1.1754944e-38),
        (1e+30, 1e+30),
        (-1e+30, -1e+30),
        (3.4028235e+38, 3.4028235e+38),
        (-3.4028235e+38, -3.4028235e+38),
        (89.0, 89.0),
        (88.0, 88.0),
    ];
    for &(x, want) in CASES {
        check("positive", &format!("{x:?}"), positive(x), want, 0.0, 0.0);
    }
}
#[test]
fn negative_f32() {
    let _report = Report;
    const CASES: &[(f32, f32)] = &[
        (f32::NAN, f32::NAN),
        (f32::INFINITY, f32::NEG_INFINITY),
        (f32::NEG_INFINITY, f32::INFINITY),
        (0.0, -0.0),
        (-0.0, 0.0),
        (1.0, -1.0),
        (-1.0, 1.0),
        (0.5, -0.5),
        (-0.5, 0.5),
        (1.5, -1.5),
        (-1.5, 1.5),
        (2.5, -2.5),
        (-2.5, 2.5),
        (3.0, -3.0),
        (4.5, -4.5),
        (-7.25, 7.25),
        (8.0, -8.0),
        (100.0, -100.0),
        (123456.79, -123456.79),
        (1e+16, -1e+16),
        (0.1, -0.1),
        (-0.1, 0.1),
        (1e-30, -1e-30),
        (-1e-30, 1e-30),
        (1e-45, -1e-45),
        (-1e-45, 1e-45),
        (1.1754944e-38, -1.1754944e-38),
        (1e+30, -1e+30),
        (-1e+30, 1e+30),
        (3.4028235e+38, -3.4028235e+38),
        (-3.4028235e+38, 3.4028235e+38),
        (89.0, -89.0),
        (88.0, -88.0),
    ];
    for &(x, want) in CASES {
        check("negative", &format!("{x:?}"), negative(x), want, 0.0, 0.0);
    }
}
#[test]
fn spacing_f32() {
    let _report = Report;
    const CASES: &[(f32, f32)] = &[
        (f32::NAN, f32::NAN),
        (f32::INFINITY, f32::NAN),
        (f32::NEG_INFINITY, f32::NAN),
        (0.0, 1e-45),
        (-0.0, 1e-45),
        (1.0, 1.1920929e-07),
        (-1.0, -1.1920929e-07),
        (0.5, 5.9604645e-08),
        (-0.5, -5.9604645e-08),
        (1.5, 1.1920929e-07),
        (-1.5, -1.1920929e-07),
        (2.5, 2.3841858e-07),
        (-2.5, -2.3841858e-07),
        (3.0, 2.3841858e-07),
        (4.5, 4.7683716e-07),
        (-7.25, -4.7683716e-07),
        (8.0, 9.536743e-07),
        (100.0, 7.6293945e-06),
        (123456.79, 0.0078125),
        (1e+16, 1.0737418e+09),
        (0.1, 7.450581e-09),
        (-0.1, -7.450581e-09),
        (1e-30, 9.403955e-38),
        (-1e-30, -9.403955e-38),
        (1e-45, 1e-45),
        (-1e-45, -1e-45),
        (1.1754944e-38, 1e-45),
        (1e+30, 7.5557864e+22),
        (-1e+30, -7.5557864e+22),
        (3.4028235e+38, f32::INFINITY),
        (-3.4028235e+38, f32::NEG_INFINITY),
        (89.0, 7.6293945e-06),
        (88.0, 7.6293945e-06),
    ];
    for &(x, want) in CASES {
        check("spacing", &format!("{x:?}"), spacing(x), want, 0.0, 0.0);
    }
}
#[test]
fn signbit_f64() {
    let _report = Report;
    const CASES: &[(f64, bool)] = &[
        (f64::NAN, false),
        (f64::INFINITY, false),
        (f64::NEG_INFINITY, true),
        (0.0, false),
        (-0.0, true),
        (1.0, false),
        (-1.0, true),
        (0.5, false),
        (-0.5, true),
        (1.5, false),
        (-1.5, true),
        (2.5, false),
        (-2.5, true),
        (3.0, false),
        (4.5, false),
        (-7.25, true),
        (8.0, false),
        (8.000001, false),
        (100.0, false),
        (123456.789, false),
        (1e+16, false),
        (0.1, false),
        (-0.1, true),
        (1e-300, false),
        (-1e-300, true),
        (5e-324, false),
        (-5e-324, true),
        (2.2250738585072014e-308, false),
        (1e+300, false),
        (-1e+300, true),
        (1.7976931348623157e+308, false),
        (-1.7976931348623157e+308, true),
    ];
    for &(x, want) in CASES {
        assert_eq!(signbit(x), want, "signbit({x:?})");
    }
    // a NaN with the sign bit set: NumPy says True
    assert!(signbit(f64::from_bits(0xFFF8_0000_0000_0000)));
    assert!(!signbit(f32::NAN));
    assert!(signbit(-0.0f32));
}
#[test]
fn fmod_f64() {
    let _report = Report;
    const CASES: &[(f64, f64, f64)] = &[
        (f64::NAN, f64::NAN, f64::NAN),
        (f64::NAN, f64::INFINITY, f64::NAN),
        (f64::NAN, f64::NEG_INFINITY, f64::NAN),
        (f64::NAN, 0.0, f64::NAN),
        (f64::NAN, -0.0, f64::NAN),
        (f64::NAN, 1.0, f64::NAN),
        (f64::NAN, -1.0, f64::NAN),
        (f64::NAN, 2.0, f64::NAN),
        (f64::NAN, -2.0, f64::NAN),
        (f64::NAN, 5.0, f64::NAN),
        (f64::NAN, -5.0, f64::NAN),
        (f64::NAN, 5.5, f64::NAN),
        (f64::NAN, -5.5, f64::NAN),
        (f64::NAN, 0.3, f64::NAN),
        (f64::NAN, -0.3, f64::NAN),
        (f64::NAN, 7.0, f64::NAN),
        (f64::NAN, 1e+300, f64::NAN),
        (f64::NAN, -1e+300, f64::NAN),
        (f64::NAN, 5e-324, f64::NAN),
        (f64::NAN, -5e-324, f64::NAN),
        (f64::NAN, 1e-10, f64::NAN),
        (f64::NAN, 3.0, f64::NAN),
        (f64::NAN, -3.0, f64::NAN),
        (f64::INFINITY, f64::NAN, f64::NAN),
        (f64::INFINITY, f64::INFINITY, f64::NAN),
        (f64::INFINITY, f64::NEG_INFINITY, f64::NAN),
        (f64::INFINITY, 0.0, f64::NAN),
        (f64::INFINITY, -0.0, f64::NAN),
        (f64::INFINITY, 1.0, f64::NAN),
        (f64::INFINITY, -1.0, f64::NAN),
        (f64::INFINITY, 2.0, f64::NAN),
        (f64::INFINITY, -2.0, f64::NAN),
        (f64::INFINITY, 5.0, f64::NAN),
        (f64::INFINITY, -5.0, f64::NAN),
        (f64::INFINITY, 5.5, f64::NAN),
        (f64::INFINITY, -5.5, f64::NAN),
        (f64::INFINITY, 0.3, f64::NAN),
        (f64::INFINITY, -0.3, f64::NAN),
        (f64::INFINITY, 7.0, f64::NAN),
        (f64::INFINITY, 1e+300, f64::NAN),
        (f64::INFINITY, -1e+300, f64::NAN),
        (f64::INFINITY, 5e-324, f64::NAN),
        (f64::INFINITY, -5e-324, f64::NAN),
        (f64::INFINITY, 1e-10, f64::NAN),
        (f64::INFINITY, 3.0, f64::NAN),
        (f64::INFINITY, -3.0, f64::NAN),
        (f64::NEG_INFINITY, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, f64::INFINITY, f64::NAN),
        (f64::NEG_INFINITY, f64::NEG_INFINITY, f64::NAN),
        (f64::NEG_INFINITY, 0.0, f64::NAN),
        (f64::NEG_INFINITY, -0.0, f64::NAN),
        (f64::NEG_INFINITY, 1.0, f64::NAN),
        (f64::NEG_INFINITY, -1.0, f64::NAN),
        (f64::NEG_INFINITY, 2.0, f64::NAN),
        (f64::NEG_INFINITY, -2.0, f64::NAN),
        (f64::NEG_INFINITY, 5.0, f64::NAN),
        (f64::NEG_INFINITY, -5.0, f64::NAN),
        (f64::NEG_INFINITY, 5.5, f64::NAN),
        (f64::NEG_INFINITY, -5.5, f64::NAN),
        (f64::NEG_INFINITY, 0.3, f64::NAN),
        (f64::NEG_INFINITY, -0.3, f64::NAN),
        (f64::NEG_INFINITY, 7.0, f64::NAN),
        (f64::NEG_INFINITY, 1e+300, f64::NAN),
        (f64::NEG_INFINITY, -1e+300, f64::NAN),
        (f64::NEG_INFINITY, 5e-324, f64::NAN),
        (f64::NEG_INFINITY, -5e-324, f64::NAN),
        (f64::NEG_INFINITY, 1e-10, f64::NAN),
        (f64::NEG_INFINITY, 3.0, f64::NAN),
        (f64::NEG_INFINITY, -3.0, f64::NAN),
        (0.0, f64::NAN, f64::NAN),
        (0.0, f64::INFINITY, 0.0),
        (0.0, f64::NEG_INFINITY, 0.0),
        (0.0, 0.0, f64::NAN),
        (0.0, -0.0, f64::NAN),
        (0.0, 1.0, 0.0),
        (0.0, -1.0, 0.0),
        (0.0, 2.0, 0.0),
        (0.0, -2.0, 0.0),
        (0.0, 5.0, 0.0),
        (0.0, -5.0, 0.0),
        (0.0, 5.5, 0.0),
        (0.0, -5.5, 0.0),
        (0.0, 0.3, 0.0),
        (0.0, -0.3, 0.0),
        (0.0, 7.0, 0.0),
        (0.0, 1e+300, 0.0),
        (0.0, -1e+300, 0.0),
        (0.0, 5e-324, 0.0),
        (0.0, -5e-324, 0.0),
        (0.0, 1e-10, 0.0),
        (0.0, 3.0, 0.0),
        (0.0, -3.0, 0.0),
        (-0.0, f64::NAN, f64::NAN),
        (-0.0, f64::INFINITY, -0.0),
        (-0.0, f64::NEG_INFINITY, -0.0),
        (-0.0, 0.0, f64::NAN),
        (-0.0, -0.0, f64::NAN),
        (-0.0, 1.0, -0.0),
        (-0.0, -1.0, -0.0),
        (-0.0, 2.0, -0.0),
        (-0.0, -2.0, -0.0),
        (-0.0, 5.0, -0.0),
        (-0.0, -5.0, -0.0),
        (-0.0, 5.5, -0.0),
        (-0.0, -5.5, -0.0),
        (-0.0, 0.3, -0.0),
        (-0.0, -0.3, -0.0),
        (-0.0, 7.0, -0.0),
        (-0.0, 1e+300, -0.0),
        (-0.0, -1e+300, -0.0),
        (-0.0, 5e-324, -0.0),
        (-0.0, -5e-324, -0.0),
        (-0.0, 1e-10, -0.0),
        (-0.0, 3.0, -0.0),
        (-0.0, -3.0, -0.0),
        (1.0, f64::NAN, f64::NAN),
        (1.0, f64::INFINITY, 1.0),
        (1.0, f64::NEG_INFINITY, 1.0),
        (1.0, 0.0, f64::NAN),
        (1.0, -0.0, f64::NAN),
        (1.0, 1.0, 0.0),
        (1.0, -1.0, 0.0),
        (1.0, 2.0, 1.0),
        (1.0, -2.0, 1.0),
        (1.0, 5.0, 1.0),
        (1.0, -5.0, 1.0),
        (1.0, 5.5, 1.0),
        (1.0, -5.5, 1.0),
        (1.0, 0.3, 0.10000000000000003),
        (1.0, -0.3, 0.10000000000000003),
        (1.0, 7.0, 1.0),
        (1.0, 1e+300, 1.0),
        (1.0, -1e+300, 1.0),
        (1.0, 5e-324, 0.0),
        (1.0, -5e-324, 0.0),
        (1.0, 1e-10, 9.999996356780269e-11),
        (1.0, 3.0, 1.0),
        (1.0, -3.0, 1.0),
        (-1.0, f64::NAN, f64::NAN),
        (-1.0, f64::INFINITY, -1.0),
        (-1.0, f64::NEG_INFINITY, -1.0),
        (-1.0, 0.0, f64::NAN),
        (-1.0, -0.0, f64::NAN),
        (-1.0, 1.0, -0.0),
        (-1.0, -1.0, -0.0),
        (-1.0, 2.0, -1.0),
        (-1.0, -2.0, -1.0),
        (-1.0, 5.0, -1.0),
        (-1.0, -5.0, -1.0),
        (-1.0, 5.5, -1.0),
        (-1.0, -5.5, -1.0),
        (-1.0, 0.3, -0.10000000000000003),
        (-1.0, -0.3, -0.10000000000000003),
        (-1.0, 7.0, -1.0),
        (-1.0, 1e+300, -1.0),
        (-1.0, -1e+300, -1.0),
        (-1.0, 5e-324, -0.0),
        (-1.0, -5e-324, -0.0),
        (-1.0, 1e-10, -9.999996356780269e-11),
        (-1.0, 3.0, -1.0),
        (-1.0, -3.0, -1.0),
        (2.0, f64::NAN, f64::NAN),
        (2.0, f64::INFINITY, 2.0),
        (2.0, f64::NEG_INFINITY, 2.0),
        (2.0, 0.0, f64::NAN),
        (2.0, -0.0, f64::NAN),
        (2.0, 1.0, 0.0),
        (2.0, -1.0, 0.0),
        (2.0, 2.0, 0.0),
        (2.0, -2.0, 0.0),
        (2.0, 5.0, 2.0),
        (2.0, -5.0, 2.0),
        (2.0, 5.5, 2.0),
        (2.0, -5.5, 2.0),
        (2.0, 0.3, 0.20000000000000007),
        (2.0, -0.3, 0.20000000000000007),
        (2.0, 7.0, 2.0),
        (2.0, 1e+300, 2.0),
        (2.0, -1e+300, 2.0),
        (2.0, 5e-324, 0.0),
        (2.0, -5e-324, 0.0),
        (2.0, 1e-10, 9.999992713560537e-11),
        (2.0, 3.0, 2.0),
        (2.0, -3.0, 2.0),
        (-2.0, f64::NAN, f64::NAN),
        (-2.0, f64::INFINITY, -2.0),
        (-2.0, f64::NEG_INFINITY, -2.0),
        (-2.0, 0.0, f64::NAN),
        (-2.0, -0.0, f64::NAN),
        (-2.0, 1.0, -0.0),
        (-2.0, -1.0, -0.0),
        (-2.0, 2.0, -0.0),
        (-2.0, -2.0, -0.0),
        (-2.0, 5.0, -2.0),
        (-2.0, -5.0, -2.0),
        (-2.0, 5.5, -2.0),
        (-2.0, -5.5, -2.0),
        (-2.0, 0.3, -0.20000000000000007),
        (-2.0, -0.3, -0.20000000000000007),
        (-2.0, 7.0, -2.0),
        (-2.0, 1e+300, -2.0),
        (-2.0, -1e+300, -2.0),
        (-2.0, 5e-324, -0.0),
        (-2.0, -5e-324, -0.0),
        (-2.0, 1e-10, -9.999992713560537e-11),
        (-2.0, 3.0, -2.0),
        (-2.0, -3.0, -2.0),
        (5.0, f64::NAN, f64::NAN),
        (5.0, f64::INFINITY, 5.0),
        (5.0, f64::NEG_INFINITY, 5.0),
        (5.0, 0.0, f64::NAN),
        (5.0, -0.0, f64::NAN),
        (5.0, 1.0, 0.0),
        (5.0, -1.0, 0.0),
        (5.0, 2.0, 1.0),
        (5.0, -2.0, 1.0),
        (5.0, 5.0, 0.0),
        (5.0, -5.0, 0.0),
        (5.0, 5.5, 5.0),
        (5.0, -5.5, 5.0),
        (5.0, 0.3, 0.20000000000000018),
        (5.0, -0.3, 0.20000000000000018),
        (5.0, 7.0, 5.0),
        (5.0, 1e+300, 5.0),
        (5.0, -1e+300, 5.0),
        (5.0, 5e-324, 0.0),
        (5.0, -5e-324, 0.0),
        (5.0, 1e-10, 9.999981783901343e-11),
        (5.0, 3.0, 2.0),
        (5.0, -3.0, 2.0),
        (-5.0, f64::NAN, f64::NAN),
        (-5.0, f64::INFINITY, -5.0),
        (-5.0, f64::NEG_INFINITY, -5.0),
        (-5.0, 0.0, f64::NAN),
        (-5.0, -0.0, f64::NAN),
        (-5.0, 1.0, -0.0),
        (-5.0, -1.0, -0.0),
        (-5.0, 2.0, -1.0),
        (-5.0, -2.0, -1.0),
        (-5.0, 5.0, -0.0),
        (-5.0, -5.0, -0.0),
        (-5.0, 5.5, -5.0),
        (-5.0, -5.5, -5.0),
        (-5.0, 0.3, -0.20000000000000018),
        (-5.0, -0.3, -0.20000000000000018),
        (-5.0, 7.0, -5.0),
        (-5.0, 1e+300, -5.0),
        (-5.0, -1e+300, -5.0),
        (-5.0, 5e-324, -0.0),
        (-5.0, -5e-324, -0.0),
        (-5.0, 1e-10, -9.999981783901343e-11),
        (-5.0, 3.0, -2.0),
        (-5.0, -3.0, -2.0),
        (5.5, f64::NAN, f64::NAN),
        (5.5, f64::INFINITY, 5.5),
        (5.5, f64::NEG_INFINITY, 5.5),
        (5.5, 0.0, f64::NAN),
        (5.5, -0.0, f64::NAN),
        (5.5, 1.0, 0.5),
        (5.5, -1.0, 0.5),
        (5.5, 2.0, 1.5),
        (5.5, -2.0, 1.5),
        (5.5, 5.0, 0.5),
        (5.5, -5.0, 0.5),
        (5.5, 5.5, 0.0),
        (5.5, -5.5, 0.0),
        (5.5, 0.3, 0.1000000000000002),
        (5.5, -0.3, 0.1000000000000002),
        (5.5, 7.0, 5.5),
        (5.5, 1e+300, 5.5),
        (5.5, -1e+300, 5.5),
        (5.5, 5e-324, 0.0),
        (5.5, -5e-324, 0.0),
        (5.5, 1e-10, 9.999979962291477e-11),
        (5.5, 3.0, 2.5),
        (5.5, -3.0, 2.5),
        (-5.5, f64::NAN, f64::NAN),
        (-5.5, f64::INFINITY, -5.5),
        (-5.5, f64::NEG_INFINITY, -5.5),
        (-5.5, 0.0, f64::NAN),
        (-5.5, -0.0, f64::NAN),
        (-5.5, 1.0, -0.5),
        (-5.5, -1.0, -0.5),
        (-5.5, 2.0, -1.5),
        (-5.5, -2.0, -1.5),
        (-5.5, 5.0, -0.5),
        (-5.5, -5.0, -0.5),
        (-5.5, 5.5, -0.0),
        (-5.5, -5.5, -0.0),
        (-5.5, 0.3, -0.1000000000000002),
        (-5.5, -0.3, -0.1000000000000002),
        (-5.5, 7.0, -5.5),
        (-5.5, 1e+300, -5.5),
        (-5.5, -1e+300, -5.5),
        (-5.5, 5e-324, -0.0),
        (-5.5, -5e-324, -0.0),
        (-5.5, 1e-10, -9.999979962291477e-11),
        (-5.5, 3.0, -2.5),
        (-5.5, -3.0, -2.5),
        (0.3, f64::NAN, f64::NAN),
        (0.3, f64::INFINITY, 0.3),
        (0.3, f64::NEG_INFINITY, 0.3),
        (0.3, 0.0, f64::NAN),
        (0.3, -0.0, f64::NAN),
        (0.3, 1.0, 0.3),
        (0.3, -1.0, 0.3),
        (0.3, 2.0, 0.3),
        (0.3, -2.0, 0.3),
        (0.3, 5.0, 0.3),
        (0.3, -5.0, 0.3),
        (0.3, 5.5, 0.3),
        (0.3, -5.5, 0.3),
        (0.3, 0.3, 0.0),
        (0.3, -0.3, 0.0),
        (0.3, 7.0, 0.3),
        (0.3, 1e+300, 0.3),
        (0.3, -1e+300, 0.3),
        (0.3, 5e-324, 0.0),
        (0.3, -5e-324, 0.0),
        (0.3, 1e-10, 9.999997796811056e-11),
        (0.3, 3.0, 0.3),
        (0.3, -3.0, 0.3),
        (-0.3, f64::NAN, f64::NAN),
        (-0.3, f64::INFINITY, -0.3),
        (-0.3, f64::NEG_INFINITY, -0.3),
        (-0.3, 0.0, f64::NAN),
        (-0.3, -0.0, f64::NAN),
        (-0.3, 1.0, -0.3),
        (-0.3, -1.0, -0.3),
        (-0.3, 2.0, -0.3),
        (-0.3, -2.0, -0.3),
        (-0.3, 5.0, -0.3),
        (-0.3, -5.0, -0.3),
        (-0.3, 5.5, -0.3),
        (-0.3, -5.5, -0.3),
        (-0.3, 0.3, -0.0),
        (-0.3, -0.3, -0.0),
        (-0.3, 7.0, -0.3),
        (-0.3, 1e+300, -0.3),
        (-0.3, -1e+300, -0.3),
        (-0.3, 5e-324, -0.0),
        (-0.3, -5e-324, -0.0),
        (-0.3, 1e-10, -9.999997796811056e-11),
        (-0.3, 3.0, -0.3),
        (-0.3, -3.0, -0.3),
        (7.0, f64::NAN, f64::NAN),
        (7.0, f64::INFINITY, 7.0),
        (7.0, f64::NEG_INFINITY, 7.0),
        (7.0, 0.0, f64::NAN),
        (7.0, -0.0, f64::NAN),
        (7.0, 1.0, 0.0),
        (7.0, -1.0, 0.0),
        (7.0, 2.0, 1.0),
        (7.0, -2.0, 1.0),
        (7.0, 5.0, 2.0),
        (7.0, -5.0, 2.0),
        (7.0, 5.5, 1.5),
        (7.0, -5.5, 1.5),
        (7.0, 0.3, 0.10000000000000026),
        (7.0, -0.3, 0.10000000000000026),
        (7.0, 7.0, 0.0),
        (7.0, 1e+300, 7.0),
        (7.0, -1e+300, 7.0),
        (7.0, 5e-324, 0.0),
        (7.0, -5e-324, 0.0),
        (7.0, 1e-10, 9.99997449746188e-11),
        (7.0, 3.0, 1.0),
        (7.0, -3.0, 1.0),
        (1e+300, f64::NAN, f64::NAN),
        (1e+300, f64::INFINITY, 1e+300),
        (1e+300, f64::NEG_INFINITY, 1e+300),
        (1e+300, 0.0, f64::NAN),
        (1e+300, -0.0, f64::NAN),
        (1e+300, 1.0, 0.0),
        (1e+300, -1.0, 0.0),
        (1e+300, 2.0, 0.0),
        (1e+300, -2.0, 0.0),
        (1e+300, 5.0, 0.0),
        (1e+300, -5.0, 0.0),
        (1e+300, 5.5, 1.5),
        (1e+300, -5.5, 1.5),
        (1e+300, 0.3, 0.15321850028067768),
        (1e+300, -0.3, 0.15321850028067768),
        (1e+300, 7.0, 1.0),
        (1e+300, 1e+300, 0.0),
        (1e+300, -1e+300, 0.0),
        (1e+300, 5e-324, 0.0),
        (1e+300, -5e-324, 0.0),
        (1e+300, 1e-10, 5.476641984772742e-11),
        (1e+300, 3.0, 0.0),
        (1e+300, -3.0, 0.0),
        (-1e+300, f64::NAN, f64::NAN),
        (-1e+300, f64::INFINITY, -1e+300),
        (-1e+300, f64::NEG_INFINITY, -1e+300),
        (-1e+300, 0.0, f64::NAN),
        (-1e+300, -0.0, f64::NAN),
        (-1e+300, 1.0, -0.0),
        (-1e+300, -1.0, -0.0),
        (-1e+300, 2.0, -0.0),
        (-1e+300, -2.0, -0.0),
        (-1e+300, 5.0, -0.0),
        (-1e+300, -5.0, -0.0),
        (-1e+300, 5.5, -1.5),
        (-1e+300, -5.5, -1.5),
        (-1e+300, 0.3, -0.15321850028067768),
        (-1e+300, -0.3, -0.15321850028067768),
        (-1e+300, 7.0, -1.0),
        (-1e+300, 1e+300, -0.0),
        (-1e+300, -1e+300, -0.0),
        (-1e+300, 5e-324, -0.0),
        (-1e+300, -5e-324, -0.0),
        (-1e+300, 1e-10, -5.476641984772742e-11),
        (-1e+300, 3.0, -0.0),
        (-1e+300, -3.0, -0.0),
        (5e-324, f64::NAN, f64::NAN),
        (5e-324, f64::INFINITY, 5e-324),
        (5e-324, f64::NEG_INFINITY, 5e-324),
        (5e-324, 0.0, f64::NAN),
        (5e-324, -0.0, f64::NAN),
        (5e-324, 1.0, 5e-324),
        (5e-324, -1.0, 5e-324),
        (5e-324, 2.0, 5e-324),
        (5e-324, -2.0, 5e-324),
        (5e-324, 5.0, 5e-324),
        (5e-324, -5.0, 5e-324),
        (5e-324, 5.5, 5e-324),
        (5e-324, -5.5, 5e-324),
        (5e-324, 0.3, 5e-324),
        (5e-324, -0.3, 5e-324),
        (5e-324, 7.0, 5e-324),
        (5e-324, 1e+300, 5e-324),
        (5e-324, -1e+300, 5e-324),
        (5e-324, 5e-324, 0.0),
        (5e-324, -5e-324, 0.0),
        (5e-324, 1e-10, 5e-324),
        (5e-324, 3.0, 5e-324),
        (5e-324, -3.0, 5e-324),
        (-5e-324, f64::NAN, f64::NAN),
        (-5e-324, f64::INFINITY, -5e-324),
        (-5e-324, f64::NEG_INFINITY, -5e-324),
        (-5e-324, 0.0, f64::NAN),
        (-5e-324, -0.0, f64::NAN),
        (-5e-324, 1.0, -5e-324),
        (-5e-324, -1.0, -5e-324),
        (-5e-324, 2.0, -5e-324),
        (-5e-324, -2.0, -5e-324),
        (-5e-324, 5.0, -5e-324),
        (-5e-324, -5.0, -5e-324),
        (-5e-324, 5.5, -5e-324),
        (-5e-324, -5.5, -5e-324),
        (-5e-324, 0.3, -5e-324),
        (-5e-324, -0.3, -5e-324),
        (-5e-324, 7.0, -5e-324),
        (-5e-324, 1e+300, -5e-324),
        (-5e-324, -1e+300, -5e-324),
        (-5e-324, 5e-324, -0.0),
        (-5e-324, -5e-324, -0.0),
        (-5e-324, 1e-10, -5e-324),
        (-5e-324, 3.0, -5e-324),
        (-5e-324, -3.0, -5e-324),
        (1e-10, f64::NAN, f64::NAN),
        (1e-10, f64::INFINITY, 1e-10),
        (1e-10, f64::NEG_INFINITY, 1e-10),
        (1e-10, 0.0, f64::NAN),
        (1e-10, -0.0, f64::NAN),
        (1e-10, 1.0, 1e-10),
        (1e-10, -1.0, 1e-10),
        (1e-10, 2.0, 1e-10),
        (1e-10, -2.0, 1e-10),
        (1e-10, 5.0, 1e-10),
        (1e-10, -5.0, 1e-10),
        (1e-10, 5.5, 1e-10),
        (1e-10, -5.5, 1e-10),
        (1e-10, 0.3, 1e-10),
        (1e-10, -0.3, 1e-10),
        (1e-10, 7.0, 1e-10),
        (1e-10, 1e+300, 1e-10),
        (1e-10, -1e+300, 1e-10),
        (1e-10, 5e-324, 0.0),
        (1e-10, -5e-324, 0.0),
        (1e-10, 1e-10, 0.0),
        (1e-10, 3.0, 1e-10),
        (1e-10, -3.0, 1e-10),
        (3.0, f64::NAN, f64::NAN),
        (3.0, f64::INFINITY, 3.0),
        (3.0, f64::NEG_INFINITY, 3.0),
        (3.0, 0.0, f64::NAN),
        (3.0, -0.0, f64::NAN),
        (3.0, 1.0, 0.0),
        (3.0, -1.0, 0.0),
        (3.0, 2.0, 1.0),
        (3.0, -2.0, 1.0),
        (3.0, 5.0, 3.0),
        (3.0, -5.0, 3.0),
        (3.0, 5.5, 3.0),
        (3.0, -5.5, 3.0),
        (3.0, 0.3, 1.1102230246251565e-16),
        (3.0, -0.3, 1.1102230246251565e-16),
        (3.0, 7.0, 3.0),
        (3.0, 1e+300, 3.0),
        (3.0, -1e+300, 3.0),
        (3.0, 5e-324, 0.0),
        (3.0, -5e-324, 0.0),
        (3.0, 1e-10, 9.999989070340806e-11),
        (3.0, 3.0, 0.0),
        (3.0, -3.0, 0.0),
        (-3.0, f64::NAN, f64::NAN),
        (-3.0, f64::INFINITY, -3.0),
        (-3.0, f64::NEG_INFINITY, -3.0),
        (-3.0, 0.0, f64::NAN),
        (-3.0, -0.0, f64::NAN),
        (-3.0, 1.0, -0.0),
        (-3.0, -1.0, -0.0),
        (-3.0, 2.0, -1.0),
        (-3.0, -2.0, -1.0),
        (-3.0, 5.0, -3.0),
        (-3.0, -5.0, -3.0),
        (-3.0, 5.5, -3.0),
        (-3.0, -5.5, -3.0),
        (-3.0, 0.3, -1.1102230246251565e-16),
        (-3.0, -0.3, -1.1102230246251565e-16),
        (-3.0, 7.0, -3.0),
        (-3.0, 1e+300, -3.0),
        (-3.0, -1e+300, -3.0),
        (-3.0, 5e-324, -0.0),
        (-3.0, -5e-324, -0.0),
        (-3.0, 1e-10, -9.999989070340806e-11),
        (-3.0, 3.0, -0.0),
        (-3.0, -3.0, -0.0),
    ];
    for &(x, y, want) in CASES {
        check("fmod", &format!("{x:?}, {y:?}"), fmod(x, y), want, 0.0, 0.0);
    }
}
#[test]
fn remainder_f64() {
    let _report = Report;
    const CASES: &[(f64, f64, f64)] = &[
        (f64::NAN, f64::NAN, f64::NAN),
        (f64::NAN, f64::INFINITY, f64::NAN),
        (f64::NAN, f64::NEG_INFINITY, f64::NAN),
        (f64::NAN, 0.0, f64::NAN),
        (f64::NAN, -0.0, f64::NAN),
        (f64::NAN, 1.0, f64::NAN),
        (f64::NAN, -1.0, f64::NAN),
        (f64::NAN, 2.0, f64::NAN),
        (f64::NAN, -2.0, f64::NAN),
        (f64::NAN, 5.0, f64::NAN),
        (f64::NAN, -5.0, f64::NAN),
        (f64::NAN, 5.5, f64::NAN),
        (f64::NAN, -5.5, f64::NAN),
        (f64::NAN, 0.3, f64::NAN),
        (f64::NAN, -0.3, f64::NAN),
        (f64::NAN, 7.0, f64::NAN),
        (f64::NAN, 1e+300, f64::NAN),
        (f64::NAN, -1e+300, f64::NAN),
        (f64::NAN, 5e-324, f64::NAN),
        (f64::NAN, -5e-324, f64::NAN),
        (f64::NAN, 1e-10, f64::NAN),
        (f64::NAN, 3.0, f64::NAN),
        (f64::NAN, -3.0, f64::NAN),
        (f64::INFINITY, f64::NAN, f64::NAN),
        (f64::INFINITY, f64::INFINITY, f64::NAN),
        (f64::INFINITY, f64::NEG_INFINITY, f64::NAN),
        (f64::INFINITY, 0.0, f64::NAN),
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        (-5e-324, -5.5, -5e-324),
        (-5e-324, 0.3, 0.3),
        (-5e-324, -0.3, -5e-324),
        (-5e-324, 7.0, 7.0),
        (-5e-324, 1e+300, 1e+300),
        (-5e-324, -1e+300, -5e-324),
        (-5e-324, 5e-324, 0.0),
        (-5e-324, -5e-324, -0.0),
        (-5e-324, 1e-10, 1e-10),
        (-5e-324, 3.0, 3.0),
        (-5e-324, -3.0, -5e-324),
        (1e-10, f64::NAN, f64::NAN),
        (1e-10, f64::INFINITY, 1e-10),
        (1e-10, f64::NEG_INFINITY, f64::NEG_INFINITY),
        (1e-10, 0.0, f64::NAN),
        (1e-10, -0.0, f64::NAN),
        (1e-10, 1.0, 1e-10),
        (1e-10, -1.0, -0.9999999999),
        (1e-10, 2.0, 1e-10),
        (1e-10, -2.0, -1.9999999999),
        (1e-10, 5.0, 1e-10),
        (1e-10, -5.0, -4.9999999999),
        (1e-10, 5.5, 1e-10),
        (1e-10, -5.5, -5.4999999999),
        (1e-10, 0.3, 1e-10),
        (1e-10, -0.3, -0.2999999999),
        (1e-10, 7.0, 1e-10),
        (1e-10, 1e+300, 1e-10),
        (1e-10, -1e+300, -1e+300),
        (1e-10, 5e-324, 0.0),
        (1e-10, -5e-324, -0.0),
        (1e-10, 1e-10, 0.0),
        (1e-10, 3.0, 1e-10),
        (1e-10, -3.0, -2.9999999999),
        (3.0, f64::NAN, f64::NAN),
        (3.0, f64::INFINITY, 3.0),
        (3.0, f64::NEG_INFINITY, f64::NEG_INFINITY),
        (3.0, 0.0, f64::NAN),
        (3.0, -0.0, f64::NAN),
        (3.0, 1.0, 0.0),
        (3.0, -1.0, -0.0),
        (3.0, 2.0, 1.0),
        (3.0, -2.0, -1.0),
        (3.0, 5.0, 3.0),
        (3.0, -5.0, -2.0),
        (3.0, 5.5, 3.0),
        (3.0, -5.5, -2.5),
        (3.0, 0.3, 1.1102230246251565e-16),
        (3.0, -0.3, -0.2999999999999999),
        (3.0, 7.0, 3.0),
        (3.0, 1e+300, 3.0),
        (3.0, -1e+300, -1e+300),
        (3.0, 5e-324, 0.0),
        (3.0, -5e-324, -0.0),
        (3.0, 1e-10, 9.999989070340806e-11),
        (3.0, 3.0, 0.0),
        (3.0, -3.0, -0.0),
        (-3.0, f64::NAN, f64::NAN),
        (-3.0, f64::INFINITY, f64::INFINITY),
        (-3.0, f64::NEG_INFINITY, -3.0),
        (-3.0, 0.0, f64::NAN),
        (-3.0, -0.0, f64::NAN),
        (-3.0, 1.0, 0.0),
        (-3.0, -1.0, -0.0),
        (-3.0, 2.0, 1.0),
        (-3.0, -2.0, -1.0),
        (-3.0, 5.0, 2.0),
        (-3.0, -5.0, -3.0),
        (-3.0, 5.5, 2.5),
        (-3.0, -5.5, -3.0),
        (-3.0, 0.3, 0.2999999999999999),
        (-3.0, -0.3, -1.1102230246251565e-16),
        (-3.0, 7.0, 4.0),
        (-3.0, 1e+300, 1e+300),
        (-3.0, -1e+300, -3.0),
        (-3.0, 5e-324, 0.0),
        (-3.0, -5e-324, -0.0),
        (-3.0, 1e-10, 1.0929659194649322e-16),
        (-3.0, 3.0, 0.0),
        (-3.0, -3.0, -0.0),
    ];
    for &(x, y, want) in CASES {
        check(
            "remainder",
            &format!("{x:?}, {y:?}"),
            remainder(x, y),
            want,
            0.0,
            0.0,
        );
    }
}
#[test]
fn floor_divide_f64() {
    let _report = Report;
    const CASES: &[(f64, f64, f64)] = &[
        (f64::NAN, f64::NAN, f64::NAN),
        (f64::NAN, f64::INFINITY, f64::NAN),
        (f64::NAN, f64::NEG_INFINITY, f64::NAN),
        (f64::NAN, 0.0, f64::NAN),
        (f64::NAN, -0.0, f64::NAN),
        (f64::NAN, 1.0, f64::NAN),
        (f64::NAN, -1.0, f64::NAN),
        (f64::NAN, 2.0, f64::NAN),
        (f64::NAN, -2.0, f64::NAN),
        (f64::NAN, 5.0, f64::NAN),
        (f64::NAN, -5.0, f64::NAN),
        (f64::NAN, 5.5, f64::NAN),
        (f64::NAN, -5.5, f64::NAN),
        (f64::NAN, 0.3, f64::NAN),
        (f64::NAN, -0.3, f64::NAN),
        (f64::NAN, 7.0, f64::NAN),
        (f64::NAN, 1e+300, f64::NAN),
        (f64::NAN, -1e+300, f64::NAN),
        (f64::NAN, 5e-324, f64::NAN),
        (f64::NAN, -5e-324, f64::NAN),
        (f64::NAN, 1e-10, f64::NAN),
        (f64::NAN, 3.0, f64::NAN),
        (f64::NAN, -3.0, f64::NAN),
        (f64::INFINITY, f64::NAN, f64::NAN),
        (f64::INFINITY, f64::INFINITY, f64::NAN),
        (f64::INFINITY, f64::NEG_INFINITY, f64::NAN),
        (f64::INFINITY, 0.0, f64::INFINITY),
        (f64::INFINITY, -0.0, f64::NEG_INFINITY),
        (f64::INFINITY, 1.0, f64::NAN),
        (f64::INFINITY, -1.0, f64::NAN),
        (f64::INFINITY, 2.0, f64::NAN),
        (f64::INFINITY, -2.0, f64::NAN),
        (f64::INFINITY, 5.0, f64::NAN),
        (f64::INFINITY, -5.0, f64::NAN),
        (f64::INFINITY, 5.5, f64::NAN),
        (f64::INFINITY, -5.5, f64::NAN),
        (f64::INFINITY, 0.3, f64::NAN),
        (f64::INFINITY, -0.3, f64::NAN),
        (f64::INFINITY, 7.0, f64::NAN),
        (f64::INFINITY, 1e+300, f64::NAN),
        (f64::INFINITY, -1e+300, f64::NAN),
        (f64::INFINITY, 5e-324, f64::NAN),
        (f64::INFINITY, -5e-324, f64::NAN),
        (f64::INFINITY, 1e-10, f64::NAN),
        (f64::INFINITY, 3.0, f64::NAN),
        (f64::INFINITY, -3.0, f64::NAN),
        (f64::NEG_INFINITY, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, f64::INFINITY, f64::NAN),
        (f64::NEG_INFINITY, f64::NEG_INFINITY, f64::NAN),
        (f64::NEG_INFINITY, 0.0, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, -0.0, f64::INFINITY),
        (f64::NEG_INFINITY, 1.0, f64::NAN),
        (f64::NEG_INFINITY, -1.0, f64::NAN),
        (f64::NEG_INFINITY, 2.0, f64::NAN),
        (f64::NEG_INFINITY, -2.0, f64::NAN),
        (f64::NEG_INFINITY, 5.0, f64::NAN),
        (f64::NEG_INFINITY, -5.0, f64::NAN),
        (f64::NEG_INFINITY, 5.5, f64::NAN),
        (f64::NEG_INFINITY, -5.5, f64::NAN),
        (f64::NEG_INFINITY, 0.3, f64::NAN),
        (f64::NEG_INFINITY, -0.3, f64::NAN),
        (f64::NEG_INFINITY, 7.0, f64::NAN),
        (f64::NEG_INFINITY, 1e+300, f64::NAN),
        (f64::NEG_INFINITY, -1e+300, f64::NAN),
        (f64::NEG_INFINITY, 5e-324, f64::NAN),
        (f64::NEG_INFINITY, -5e-324, f64::NAN),
        (f64::NEG_INFINITY, 1e-10, f64::NAN),
        (f64::NEG_INFINITY, 3.0, f64::NAN),
        (f64::NEG_INFINITY, -3.0, f64::NAN),
        (0.0, f64::NAN, f64::NAN),
        (0.0, f64::INFINITY, 0.0),
        (0.0, f64::NEG_INFINITY, -0.0),
        (0.0, 0.0, f64::NAN),
        (0.0, -0.0, f64::NAN),
        (0.0, 1.0, 0.0),
        (0.0, -1.0, -0.0),
        (0.0, 2.0, 0.0),
        (0.0, -2.0, -0.0),
        (0.0, 5.0, 0.0),
        (0.0, -5.0, -0.0),
        (0.0, 5.5, 0.0),
        (0.0, -5.5, -0.0),
        (0.0, 0.3, 0.0),
        (0.0, -0.3, -0.0),
        (0.0, 7.0, 0.0),
        (0.0, 1e+300, 0.0),
        (0.0, -1e+300, -0.0),
        (0.0, 5e-324, 0.0),
        (0.0, -5e-324, -0.0),
        (0.0, 1e-10, 0.0),
        (0.0, 3.0, 0.0),
        (0.0, -3.0, -0.0),
        (-0.0, f64::NAN, f64::NAN),
        (-0.0, f64::INFINITY, -0.0),
        (-0.0, f64::NEG_INFINITY, 0.0),
        (-0.0, 0.0, f64::NAN),
        (-0.0, -0.0, f64::NAN),
        (-0.0, 1.0, -0.0),
        (-0.0, -1.0, 0.0),
        (-0.0, 2.0, -0.0),
        (-0.0, -2.0, 0.0),
        (-0.0, 5.0, -0.0),
        (-0.0, -5.0, 0.0),
        (-0.0, 5.5, -0.0),
        (-0.0, -5.5, 0.0),
        (-0.0, 0.3, -0.0),
        (-0.0, -0.3, 0.0),
        (-0.0, 7.0, -0.0),
        (-0.0, 1e+300, -0.0),
        (-0.0, -1e+300, 0.0),
        (-0.0, 5e-324, -0.0),
        (-0.0, -5e-324, 0.0),
        (-0.0, 1e-10, -0.0),
        (-0.0, 3.0, -0.0),
        (-0.0, -3.0, 0.0),
        (1.0, f64::NAN, f64::NAN),
        (1.0, f64::INFINITY, 0.0),
        (1.0, f64::NEG_INFINITY, -1.0),
        (1.0, 0.0, f64::INFINITY),
        (1.0, -0.0, f64::NEG_INFINITY),
        (1.0, 1.0, 1.0),
        (1.0, -1.0, -1.0),
        (1.0, 2.0, 0.0),
        (1.0, -2.0, -1.0),
        (1.0, 5.0, 0.0),
        (1.0, -5.0, -1.0),
        (1.0, 5.5, 0.0),
        (1.0, -5.5, -1.0),
        (1.0, 0.3, 3.0),
        (1.0, -0.3, -4.0),
        (1.0, 7.0, 0.0),
        (1.0, 1e+300, 0.0),
        (1.0, -1e+300, -1.0),
        (1.0, 5e-324, f64::INFINITY),
        (1.0, -5e-324, f64::NEG_INFINITY),
        (1.0, 1e-10, 9999999999.0),
        (1.0, 3.0, 0.0),
        (1.0, -3.0, -1.0),
        (-1.0, f64::NAN, f64::NAN),
        (-1.0, f64::INFINITY, -1.0),
        (-1.0, f64::NEG_INFINITY, 0.0),
        (-1.0, 0.0, f64::NEG_INFINITY),
        (-1.0, -0.0, f64::INFINITY),
        (-1.0, 1.0, -1.0),
        (-1.0, -1.0, 1.0),
        (-1.0, 2.0, -1.0),
        (-1.0, -2.0, 0.0),
        (-1.0, 5.0, -1.0),
        (-1.0, -5.0, 0.0),
        (-1.0, 5.5, -1.0),
        (-1.0, -5.5, 0.0),
        (-1.0, 0.3, -4.0),
        (-1.0, -0.3, 3.0),
        (-1.0, 7.0, -1.0),
        (-1.0, 1e+300, -1.0),
        (-1.0, -1e+300, 0.0),
        (-1.0, 5e-324, f64::NEG_INFINITY),
        (-1.0, -5e-324, f64::INFINITY),
        (-1.0, 1e-10, -10000000000.0),
        (-1.0, 3.0, -1.0),
        (-1.0, -3.0, 0.0),
        (2.0, f64::NAN, f64::NAN),
        (2.0, f64::INFINITY, 0.0),
        (2.0, f64::NEG_INFINITY, -1.0),
        (2.0, 0.0, f64::INFINITY),
        (2.0, -0.0, f64::NEG_INFINITY),
        (2.0, 1.0, 2.0),
        (2.0, -1.0, -2.0),
        (2.0, 2.0, 1.0),
        (2.0, -2.0, -1.0),
        (2.0, 5.0, 0.0),
        (2.0, -5.0, -1.0),
        (2.0, 5.5, 0.0),
        (2.0, -5.5, -1.0),
        (2.0, 0.3, 6.0),
        (2.0, -0.3, -7.0),
        (2.0, 7.0, 0.0),
        (2.0, 1e+300, 0.0),
        (2.0, -1e+300, -1.0),
        (2.0, 5e-324, f64::INFINITY),
        (2.0, -5e-324, f64::NEG_INFINITY),
        (2.0, 1e-10, 19999999999.0),
        (2.0, 3.0, 0.0),
        (2.0, -3.0, -1.0),
        (-2.0, f64::NAN, f64::NAN),
        (-2.0, f64::INFINITY, -1.0),
        (-2.0, f64::NEG_INFINITY, 0.0),
        (-2.0, 0.0, f64::NEG_INFINITY),
        (-2.0, -0.0, f64::INFINITY),
        (-2.0, 1.0, -2.0),
        (-2.0, -1.0, 2.0),
        (-2.0, 2.0, -1.0),
        (-2.0, -2.0, 1.0),
        (-2.0, 5.0, -1.0),
        (-2.0, -5.0, 0.0),
        (-2.0, 5.5, -1.0),
        (-2.0, -5.5, 0.0),
        (-2.0, 0.3, -7.0),
        (-2.0, -0.3, 6.0),
        (-2.0, 7.0, -1.0),
        (-2.0, 1e+300, -1.0),
        (-2.0, -1e+300, 0.0),
        (-2.0, 5e-324, f64::NEG_INFINITY),
        (-2.0, -5e-324, f64::INFINITY),
        (-2.0, 1e-10, -20000000000.0),
        (-2.0, 3.0, -1.0),
        (-2.0, -3.0, 0.0),
        (5.0, f64::NAN, f64::NAN),
        (5.0, f64::INFINITY, 0.0),
        (5.0, f64::NEG_INFINITY, -1.0),
        (5.0, 0.0, f64::INFINITY),
        (5.0, -0.0, f64::NEG_INFINITY),
        (5.0, 1.0, 5.0),
        (5.0, -1.0, -5.0),
        (5.0, 2.0, 2.0),
        (5.0, -2.0, -3.0),
        (5.0, 5.0, 1.0),
        (5.0, -5.0, -1.0),
        (5.0, 5.5, 0.0),
        (5.0, -5.5, -1.0),
        (5.0, 0.3, 16.0),
        (5.0, -0.3, -17.0),
        (5.0, 7.0, 0.0),
        (5.0, 1e+300, 0.0),
        (5.0, -1e+300, -1.0),
        (5.0, 5e-324, f64::INFINITY),
        (5.0, -5e-324, f64::NEG_INFINITY),
        (5.0, 1e-10, 49999999999.0),
        (5.0, 3.0, 1.0),
        (5.0, -3.0, -2.0),
        (-5.0, f64::NAN, f64::NAN),
        (-5.0, f64::INFINITY, -1.0),
        (-5.0, f64::NEG_INFINITY, 0.0),
        (-5.0, 0.0, f64::NEG_INFINITY),
        (-5.0, -0.0, f64::INFINITY),
        (-5.0, 1.0, -5.0),
        (-5.0, -1.0, 5.0),
        (-5.0, 2.0, -3.0),
        (-5.0, -2.0, 2.0),
        (-5.0, 5.0, -1.0),
        (-5.0, -5.0, 1.0),
        (-5.0, 5.5, -1.0),
        (-5.0, -5.5, 0.0),
        (-5.0, 0.3, -17.0),
        (-5.0, -0.3, 16.0),
        (-5.0, 7.0, -1.0),
        (-5.0, 1e+300, -1.0),
        (-5.0, -1e+300, 0.0),
        (-5.0, 5e-324, f64::NEG_INFINITY),
        (-5.0, -5e-324, f64::INFINITY),
        (-5.0, 1e-10, -50000000000.0),
        (-5.0, 3.0, -2.0),
        (-5.0, -3.0, 1.0),
        (5.5, f64::NAN, f64::NAN),
        (5.5, f64::INFINITY, 0.0),
        (5.5, f64::NEG_INFINITY, -1.0),
        (5.5, 0.0, f64::INFINITY),
        (5.5, -0.0, f64::NEG_INFINITY),
        (5.5, 1.0, 5.0),
        (5.5, -1.0, -6.0),
        (5.5, 2.0, 2.0),
        (5.5, -2.0, -3.0),
        (5.5, 5.0, 1.0),
        (5.5, -5.0, -2.0),
        (5.5, 5.5, 1.0),
        (5.5, -5.5, -1.0),
        (5.5, 0.3, 18.0),
        (5.5, -0.3, -19.0),
        (5.5, 7.0, 0.0),
        (5.5, 1e+300, 0.0),
        (5.5, -1e+300, -1.0),
        (5.5, 5e-324, f64::INFINITY),
        (5.5, -5e-324, f64::NEG_INFINITY),
        (5.5, 1e-10, 54999999999.0),
        (5.5, 3.0, 1.0),
        (5.5, -3.0, -2.0),
        (-5.5, f64::NAN, f64::NAN),
        (-5.5, f64::INFINITY, -1.0),
        (-5.5, f64::NEG_INFINITY, 0.0),
        (-5.5, 0.0, f64::NEG_INFINITY),
        (-5.5, -0.0, f64::INFINITY),
        (-5.5, 1.0, -6.0),
        (-5.5, -1.0, 5.0),
        (-5.5, 2.0, -3.0),
        (-5.5, -2.0, 2.0),
        (-5.5, 5.0, -2.0),
        (-5.5, -5.0, 1.0),
        (-5.5, 5.5, -1.0),
        (-5.5, -5.5, 1.0),
        (-5.5, 0.3, -19.0),
        (-5.5, -0.3, 18.0),
        (-5.5, 7.0, -1.0),
        (-5.5, 1e+300, -1.0),
        (-5.5, -1e+300, 0.0),
        (-5.5, 5e-324, f64::NEG_INFINITY),
        (-5.5, -5e-324, f64::INFINITY),
        (-5.5, 1e-10, -55000000000.0),
        (-5.5, 3.0, -2.0),
        (-5.5, -3.0, 1.0),
        (0.3, f64::NAN, f64::NAN),
        (0.3, f64::INFINITY, 0.0),
        (0.3, f64::NEG_INFINITY, -1.0),
        (0.3, 0.0, f64::INFINITY),
        (0.3, -0.0, f64::NEG_INFINITY),
        (0.3, 1.0, 0.0),
        (0.3, -1.0, -1.0),
        (0.3, 2.0, 0.0),
        (0.3, -2.0, -1.0),
        (0.3, 5.0, 0.0),
        (0.3, -5.0, -1.0),
        (0.3, 5.5, 0.0),
        (0.3, -5.5, -1.0),
        (0.3, 0.3, 1.0),
        (0.3, -0.3, -1.0),
        (0.3, 7.0, 0.0),
        (0.3, 1e+300, 0.0),
        (0.3, -1e+300, -1.0),
        (0.3, 5e-324, f64::INFINITY),
        (0.3, -5e-324, f64::NEG_INFINITY),
        (0.3, 1e-10, 2999999999.0),
        (0.3, 3.0, 0.0),
        (0.3, -3.0, -1.0),
        (-0.3, f64::NAN, f64::NAN),
        (-0.3, f64::INFINITY, -1.0),
        (-0.3, f64::NEG_INFINITY, 0.0),
        (-0.3, 0.0, f64::NEG_INFINITY),
        (-0.3, -0.0, f64::INFINITY),
        (-0.3, 1.0, -1.0),
        (-0.3, -1.0, 0.0),
        (-0.3, 2.0, -1.0),
        (-0.3, -2.0, 0.0),
        (-0.3, 5.0, -1.0),
        (-0.3, -5.0, 0.0),
        (-0.3, 5.5, -1.0),
        (-0.3, -5.5, 0.0),
        (-0.3, 0.3, -1.0),
        (-0.3, -0.3, 1.0),
        (-0.3, 7.0, -1.0),
        (-0.3, 1e+300, -1.0),
        (-0.3, -1e+300, 0.0),
        (-0.3, 5e-324, f64::NEG_INFINITY),
        (-0.3, -5e-324, f64::INFINITY),
        (-0.3, 1e-10, -3000000000.0),
        (-0.3, 3.0, -1.0),
        (-0.3, -3.0, 0.0),
        (7.0, f64::NAN, f64::NAN),
        (7.0, f64::INFINITY, 0.0),
        (7.0, f64::NEG_INFINITY, -1.0),
        (7.0, 0.0, f64::INFINITY),
        (7.0, -0.0, f64::NEG_INFINITY),
        (7.0, 1.0, 7.0),
        (7.0, -1.0, -7.0),
        (7.0, 2.0, 3.0),
        (7.0, -2.0, -4.0),
        (7.0, 5.0, 1.0),
        (7.0, -5.0, -2.0),
        (7.0, 5.5, 1.0),
        (7.0, -5.5, -2.0),
        (7.0, 0.3, 23.0),
        (7.0, -0.3, -24.0),
        (7.0, 7.0, 1.0),
        (7.0, 1e+300, 0.0),
        (7.0, -1e+300, -1.0),
        (7.0, 5e-324, f64::INFINITY),
        (7.0, -5e-324, f64::NEG_INFINITY),
        (7.0, 1e-10, 69999999999.0),
        (7.0, 3.0, 2.0),
        (7.0, -3.0, -3.0),
        (1e+300, f64::NAN, f64::NAN),
        (1e+300, f64::INFINITY, 0.0),
        (1e+300, f64::NEG_INFINITY, -1.0),
        (1e+300, 0.0, f64::INFINITY),
        (1e+300, -0.0, f64::NEG_INFINITY),
        (1e+300, 1.0, 1e+300),
        (1e+300, -1.0, -1e+300),
        (1e+300, 2.0, 5e+299),
        (1e+300, -2.0, -5e+299),
        (1e+300, 5.0, 2e+299),
        (1e+300, -5.0, -2e+299),
        (1e+300, 5.5, 1.8181818181818183e+299),
        (1e+300, -5.5, -1.8181818181818183e+299),
        (1e+300, 0.3, 3.3333333333333335e+300),
        (1e+300, -0.3, -3.3333333333333335e+300),
        (1e+300, 7.0, 1.4285714285714286e+299),
        (1e+300, 1e+300, 1.0),
        (1e+300, -1e+300, -1.0),
        (1e+300, 5e-324, f64::INFINITY),
        (1e+300, -5e-324, f64::NEG_INFINITY),
        (1e+300, 1e-10, f64::INFINITY),
        (1e+300, 3.0, 3.3333333333333335e+299),
        (1e+300, -3.0, -3.3333333333333335e+299),
        (-1e+300, f64::NAN, f64::NAN),
        (-1e+300, f64::INFINITY, -1.0),
        (-1e+300, f64::NEG_INFINITY, 0.0),
        (-1e+300, 0.0, f64::NEG_INFINITY),
        (-1e+300, -0.0, f64::INFINITY),
        (-1e+300, 1.0, -1e+300),
        (-1e+300, -1.0, 1e+300),
        (-1e+300, 2.0, -5e+299),
        (-1e+300, -2.0, 5e+299),
        (-1e+300, 5.0, -2e+299),
        (-1e+300, -5.0, 2e+299),
        (-1e+300, 5.5, -1.8181818181818183e+299),
        (-1e+300, -5.5, 1.8181818181818183e+299),
        (-1e+300, 0.3, -3.3333333333333335e+300),
        (-1e+300, -0.3, 3.3333333333333335e+300),
        (-1e+300, 7.0, -1.4285714285714286e+299),
        (-1e+300, 1e+300, -1.0),
        (-1e+300, -1e+300, 1.0),
        (-1e+300, 5e-324, f64::NEG_INFINITY),
        (-1e+300, -5e-324, f64::INFINITY),
        (-1e+300, 1e-10, f64::NEG_INFINITY),
        (-1e+300, 3.0, -3.3333333333333335e+299),
        (-1e+300, -3.0, 3.3333333333333335e+299),
        (5e-324, f64::NAN, f64::NAN),
        (5e-324, f64::INFINITY, 0.0),
        (5e-324, f64::NEG_INFINITY, -1.0),
        (5e-324, 0.0, f64::INFINITY),
        (5e-324, -0.0, f64::NEG_INFINITY),
        (5e-324, 1.0, 0.0),
        (5e-324, -1.0, -1.0),
        (5e-324, 2.0, 0.0),
        (5e-324, -2.0, -1.0),
        (5e-324, 5.0, 0.0),
        (5e-324, -5.0, -1.0),
        (5e-324, 5.5, 0.0),
        (5e-324, -5.5, -1.0),
        (5e-324, 0.3, 0.0),
        (5e-324, -0.3, -1.0),
        (5e-324, 7.0, 0.0),
        (5e-324, 1e+300, 0.0),
        (5e-324, -1e+300, -1.0),
        (5e-324, 5e-324, 1.0),
        (5e-324, -5e-324, -1.0),
        (5e-324, 1e-10, 0.0),
        (5e-324, 3.0, 0.0),
        (5e-324, -3.0, -1.0),
        (-5e-324, f64::NAN, f64::NAN),
        (-5e-324, f64::INFINITY, -1.0),
        (-5e-324, f64::NEG_INFINITY, 0.0),
        (-5e-324, 0.0, f64::NEG_INFINITY),
        (-5e-324, -0.0, f64::INFINITY),
        (-5e-324, 1.0, -1.0),
        (-5e-324, -1.0, 0.0),
        (-5e-324, 2.0, -1.0),
        (-5e-324, -2.0, 0.0),
        (-5e-324, 5.0, -1.0),
        (-5e-324, -5.0, 0.0),
        (-5e-324, 5.5, -1.0),
        (-5e-324, -5.5, 0.0),
        (-5e-324, 0.3, -1.0),
        (-5e-324, -0.3, 0.0),
        (-5e-324, 7.0, -1.0),
        (-5e-324, 1e+300, -1.0),
        (-5e-324, -1e+300, 0.0),
        (-5e-324, 5e-324, -1.0),
        (-5e-324, -5e-324, 1.0),
        (-5e-324, 1e-10, -1.0),
        (-5e-324, 3.0, -1.0),
        (-5e-324, -3.0, 0.0),
        (1e-10, f64::NAN, f64::NAN),
        (1e-10, f64::INFINITY, 0.0),
        (1e-10, f64::NEG_INFINITY, -1.0),
        (1e-10, 0.0, f64::INFINITY),
        (1e-10, -0.0, f64::NEG_INFINITY),
        (1e-10, 1.0, 0.0),
        (1e-10, -1.0, -1.0),
        (1e-10, 2.0, 0.0),
        (1e-10, -2.0, -1.0),
        (1e-10, 5.0, 0.0),
        (1e-10, -5.0, -1.0),
        (1e-10, 5.5, 0.0),
        (1e-10, -5.5, -1.0),
        (1e-10, 0.3, 0.0),
        (1e-10, -0.3, -1.0),
        (1e-10, 7.0, 0.0),
        (1e-10, 1e+300, 0.0),
        (1e-10, -1e+300, -1.0),
        (1e-10, 5e-324, f64::INFINITY),
        (1e-10, -5e-324, f64::NEG_INFINITY),
        (1e-10, 1e-10, 1.0),
        (1e-10, 3.0, 0.0),
        (1e-10, -3.0, -1.0),
        (3.0, f64::NAN, f64::NAN),
        (3.0, f64::INFINITY, 0.0),
        (3.0, f64::NEG_INFINITY, -1.0),
        (3.0, 0.0, f64::INFINITY),
        (3.0, -0.0, f64::NEG_INFINITY),
        (3.0, 1.0, 3.0),
        (3.0, -1.0, -3.0),
        (3.0, 2.0, 1.0),
        (3.0, -2.0, -2.0),
        (3.0, 5.0, 0.0),
        (3.0, -5.0, -1.0),
        (3.0, 5.5, 0.0),
        (3.0, -5.5, -1.0),
        (3.0, 0.3, 10.0),
        (3.0, -0.3, -11.0),
        (3.0, 7.0, 0.0),
        (3.0, 1e+300, 0.0),
        (3.0, -1e+300, -1.0),
        (3.0, 5e-324, f64::INFINITY),
        (3.0, -5e-324, f64::NEG_INFINITY),
        (3.0, 1e-10, 29999999999.0),
        (3.0, 3.0, 1.0),
        (3.0, -3.0, -1.0),
        (-3.0, f64::NAN, f64::NAN),
        (-3.0, f64::INFINITY, -1.0),
        (-3.0, f64::NEG_INFINITY, 0.0),
        (-3.0, 0.0, f64::NEG_INFINITY),
        (-3.0, -0.0, f64::INFINITY),
        (-3.0, 1.0, -3.0),
        (-3.0, -1.0, 3.0),
        (-3.0, 2.0, -2.0),
        (-3.0, -2.0, 1.0),
        (-3.0, 5.0, -1.0),
        (-3.0, -5.0, 0.0),
        (-3.0, 5.5, -1.0),
        (-3.0, -5.5, 0.0),
        (-3.0, 0.3, -11.0),
        (-3.0, -0.3, 10.0),
        (-3.0, 7.0, -1.0),
        (-3.0, 1e+300, -1.0),
        (-3.0, -1e+300, 0.0),
        (-3.0, 5e-324, f64::NEG_INFINITY),
        (-3.0, -5e-324, f64::INFINITY),
        (-3.0, 1e-10, -30000000000.0),
        (-3.0, 3.0, -1.0),
        (-3.0, -3.0, 1.0),
    ];
    for &(x, y, want) in CASES {
        check(
            "floor_divide",
            &format!("{x:?}, {y:?}"),
            floor_divide(x, y),
            want,
            0.0,
            0.0,
        );
    }
}
#[test]
fn copysign_f64() {
    let _report = Report;
    const CASES: &[(f64, f64, f64)] = &[
        (f64::NAN, f64::NAN, f64::NAN),
        (f64::NAN, f64::INFINITY, f64::NAN),
        (f64::NAN, f64::NEG_INFINITY, f64::NAN),
        (f64::NAN, 0.0, f64::NAN),
        (f64::NAN, -0.0, f64::NAN),
        (f64::NAN, 1.0, f64::NAN),
        (f64::NAN, -1.0, f64::NAN),
        (f64::NAN, 2.0, f64::NAN),
        (f64::NAN, -2.0, f64::NAN),
        (f64::NAN, 5.0, f64::NAN),
        (f64::NAN, -5.0, f64::NAN),
        (f64::NAN, 5.5, f64::NAN),
        (f64::NAN, -5.5, f64::NAN),
        (f64::NAN, 0.3, f64::NAN),
        (f64::NAN, -0.3, f64::NAN),
        (f64::NAN, 7.0, f64::NAN),
        (f64::NAN, 1e+300, f64::NAN),
        (f64::NAN, -1e+300, f64::NAN),
        (f64::NAN, 5e-324, f64::NAN),
        (f64::NAN, -5e-324, f64::NAN),
        (f64::NAN, 1e-10, f64::NAN),
        (f64::NAN, 3.0, f64::NAN),
        (f64::NAN, -3.0, f64::NAN),
        (f64::INFINITY, f64::NAN, f64::INFINITY),
        (f64::INFINITY, f64::INFINITY, f64::INFINITY),
        (f64::INFINITY, f64::NEG_INFINITY, f64::NEG_INFINITY),
        (f64::INFINITY, 0.0, f64::INFINITY),
        (f64::INFINITY, -0.0, f64::NEG_INFINITY),
        (f64::INFINITY, 1.0, f64::INFINITY),
        (f64::INFINITY, -1.0, f64::NEG_INFINITY),
        (f64::INFINITY, 2.0, f64::INFINITY),
        (f64::INFINITY, -2.0, f64::NEG_INFINITY),
        (f64::INFINITY, 5.0, f64::INFINITY),
        (f64::INFINITY, -5.0, f64::NEG_INFINITY),
        (f64::INFINITY, 5.5, f64::INFINITY),
        (f64::INFINITY, -5.5, f64::NEG_INFINITY),
        (f64::INFINITY, 0.3, f64::INFINITY),
        (f64::INFINITY, -0.3, f64::NEG_INFINITY),
        (f64::INFINITY, 7.0, f64::INFINITY),
        (f64::INFINITY, 1e+300, f64::INFINITY),
        (f64::INFINITY, -1e+300, f64::NEG_INFINITY),
        (f64::INFINITY, 5e-324, f64::INFINITY),
        (f64::INFINITY, -5e-324, f64::NEG_INFINITY),
        (f64::INFINITY, 1e-10, f64::INFINITY),
        (f64::INFINITY, 3.0, f64::INFINITY),
        (f64::INFINITY, -3.0, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, f64::NAN, f64::INFINITY),
        (f64::NEG_INFINITY, f64::INFINITY, f64::INFINITY),
        (f64::NEG_INFINITY, f64::NEG_INFINITY, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 0.0, f64::INFINITY),
        (f64::NEG_INFINITY, -0.0, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 1.0, f64::INFINITY),
        (f64::NEG_INFINITY, -1.0, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 2.0, f64::INFINITY),
        (f64::NEG_INFINITY, -2.0, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 5.0, f64::INFINITY),
        (f64::NEG_INFINITY, -5.0, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 5.5, f64::INFINITY),
        (f64::NEG_INFINITY, -5.5, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 0.3, f64::INFINITY),
        (f64::NEG_INFINITY, -0.3, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 7.0, f64::INFINITY),
        (f64::NEG_INFINITY, 1e+300, f64::INFINITY),
        (f64::NEG_INFINITY, -1e+300, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 5e-324, f64::INFINITY),
        (f64::NEG_INFINITY, -5e-324, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 1e-10, f64::INFINITY),
        (f64::NEG_INFINITY, 3.0, f64::INFINITY),
        (f64::NEG_INFINITY, -3.0, f64::NEG_INFINITY),
        (0.0, f64::NAN, 0.0),
        (0.0, f64::INFINITY, 0.0),
        (0.0, f64::NEG_INFINITY, -0.0),
        (0.0, 0.0, 0.0),
        (0.0, -0.0, -0.0),
        (0.0, 1.0, 0.0),
        (0.0, -1.0, -0.0),
        (0.0, 2.0, 0.0),
        (0.0, -2.0, -0.0),
        (0.0, 5.0, 0.0),
        (0.0, -5.0, -0.0),
        (0.0, 5.5, 0.0),
        (0.0, -5.5, -0.0),
        (0.0, 0.3, 0.0),
        (0.0, -0.3, -0.0),
        (0.0, 7.0, 0.0),
        (0.0, 1e+300, 0.0),
        (0.0, -1e+300, -0.0),
        (0.0, 5e-324, 0.0),
        (0.0, -5e-324, -0.0),
        (0.0, 1e-10, 0.0),
        (0.0, 3.0, 0.0),
        (0.0, -3.0, -0.0),
        (-0.0, f64::NAN, 0.0),
        (-0.0, f64::INFINITY, 0.0),
        (-0.0, f64::NEG_INFINITY, -0.0),
        (-0.0, 0.0, 0.0),
        (-0.0, -0.0, -0.0),
        (-0.0, 1.0, 0.0),
        (-0.0, -1.0, -0.0),
        (-0.0, 2.0, 0.0),
        (-0.0, -2.0, -0.0),
        (-0.0, 5.0, 0.0),
        (-0.0, -5.0, -0.0),
        (-0.0, 5.5, 0.0),
        (-0.0, -5.5, -0.0),
        (-0.0, 0.3, 0.0),
        (-0.0, -0.3, -0.0),
        (-0.0, 7.0, 0.0),
        (-0.0, 1e+300, 0.0),
        (-0.0, -1e+300, -0.0),
        (-0.0, 5e-324, 0.0),
        (-0.0, -5e-324, -0.0),
        (-0.0, 1e-10, 0.0),
        (-0.0, 3.0, 0.0),
        (-0.0, -3.0, -0.0),
        (1.0, f64::NAN, 1.0),
        (1.0, f64::INFINITY, 1.0),
        (1.0, f64::NEG_INFINITY, -1.0),
        (1.0, 0.0, 1.0),
        (1.0, -0.0, -1.0),
        (1.0, 1.0, 1.0),
        (1.0, -1.0, -1.0),
        (1.0, 2.0, 1.0),
        (1.0, -2.0, -1.0),
        (1.0, 5.0, 1.0),
        (1.0, -5.0, -1.0),
        (1.0, 5.5, 1.0),
        (1.0, -5.5, -1.0),
        (1.0, 0.3, 1.0),
        (1.0, -0.3, -1.0),
        (1.0, 7.0, 1.0),
        (1.0, 1e+300, 1.0),
        (1.0, -1e+300, -1.0),
        (1.0, 5e-324, 1.0),
        (1.0, -5e-324, -1.0),
        (1.0, 1e-10, 1.0),
        (1.0, 3.0, 1.0),
        (1.0, -3.0, -1.0),
        (-1.0, f64::NAN, 1.0),
        (-1.0, f64::INFINITY, 1.0),
        (-1.0, f64::NEG_INFINITY, -1.0),
        (-1.0, 0.0, 1.0),
        (-1.0, -0.0, -1.0),
        (-1.0, 1.0, 1.0),
        (-1.0, -1.0, -1.0),
        (-1.0, 2.0, 1.0),
        (-1.0, -2.0, -1.0),
        (-1.0, 5.0, 1.0),
        (-1.0, -5.0, -1.0),
        (-1.0, 5.5, 1.0),
        (-1.0, -5.5, -1.0),
        (-1.0, 0.3, 1.0),
        (-1.0, -0.3, -1.0),
        (-1.0, 7.0, 1.0),
        (-1.0, 1e+300, 1.0),
        (-1.0, -1e+300, -1.0),
        (-1.0, 5e-324, 1.0),
        (-1.0, -5e-324, -1.0),
        (-1.0, 1e-10, 1.0),
        (-1.0, 3.0, 1.0),
        (-1.0, -3.0, -1.0),
        (2.0, f64::NAN, 2.0),
        (2.0, f64::INFINITY, 2.0),
        (2.0, f64::NEG_INFINITY, -2.0),
        (2.0, 0.0, 2.0),
        (2.0, -0.0, -2.0),
        (2.0, 1.0, 2.0),
        (2.0, -1.0, -2.0),
        (2.0, 2.0, 2.0),
        (2.0, -2.0, -2.0),
        (2.0, 5.0, 2.0),
        (2.0, -5.0, -2.0),
        (2.0, 5.5, 2.0),
        (2.0, -5.5, -2.0),
        (2.0, 0.3, 2.0),
        (2.0, -0.3, -2.0),
        (2.0, 7.0, 2.0),
        (2.0, 1e+300, 2.0),
        (2.0, -1e+300, -2.0),
        (2.0, 5e-324, 2.0),
        (2.0, -5e-324, -2.0),
        (2.0, 1e-10, 2.0),
        (2.0, 3.0, 2.0),
        (2.0, -3.0, -2.0),
        (-2.0, f64::NAN, 2.0),
        (-2.0, f64::INFINITY, 2.0),
        (-2.0, f64::NEG_INFINITY, -2.0),
        (-2.0, 0.0, 2.0),
        (-2.0, -0.0, -2.0),
        (-2.0, 1.0, 2.0),
        (-2.0, -1.0, -2.0),
        (-2.0, 2.0, 2.0),
        (-2.0, -2.0, -2.0),
        (-2.0, 5.0, 2.0),
        (-2.0, -5.0, -2.0),
        (-2.0, 5.5, 2.0),
        (-2.0, -5.5, -2.0),
        (-2.0, 0.3, 2.0),
        (-2.0, -0.3, -2.0),
        (-2.0, 7.0, 2.0),
        (-2.0, 1e+300, 2.0),
        (-2.0, -1e+300, -2.0),
        (-2.0, 5e-324, 2.0),
        (-2.0, -5e-324, -2.0),
        (-2.0, 1e-10, 2.0),
        (-2.0, 3.0, 2.0),
        (-2.0, -3.0, -2.0),
        (5.0, f64::NAN, 5.0),
        (5.0, f64::INFINITY, 5.0),
        (5.0, f64::NEG_INFINITY, -5.0),
        (5.0, 0.0, 5.0),
        (5.0, -0.0, -5.0),
        (5.0, 1.0, 5.0),
        (5.0, -1.0, -5.0),
        (5.0, 2.0, 5.0),
        (5.0, -2.0, -5.0),
        (5.0, 5.0, 5.0),
        (5.0, -5.0, -5.0),
        (5.0, 5.5, 5.0),
        (5.0, -5.5, -5.0),
        (5.0, 0.3, 5.0),
        (5.0, -0.3, -5.0),
        (5.0, 7.0, 5.0),
        (5.0, 1e+300, 5.0),
        (5.0, -1e+300, -5.0),
        (5.0, 5e-324, 5.0),
        (5.0, -5e-324, -5.0),
        (5.0, 1e-10, 5.0),
        (5.0, 3.0, 5.0),
        (5.0, -3.0, -5.0),
        (-5.0, f64::NAN, 5.0),
        (-5.0, f64::INFINITY, 5.0),
        (-5.0, f64::NEG_INFINITY, -5.0),
        (-5.0, 0.0, 5.0),
        (-5.0, -0.0, -5.0),
        (-5.0, 1.0, 5.0),
        (-5.0, -1.0, -5.0),
        (-5.0, 2.0, 5.0),
        (-5.0, -2.0, -5.0),
        (-5.0, 5.0, 5.0),
        (-5.0, -5.0, -5.0),
        (-5.0, 5.5, 5.0),
        (-5.0, -5.5, -5.0),
        (-5.0, 0.3, 5.0),
        (-5.0, -0.3, -5.0),
        (-5.0, 7.0, 5.0),
        (-5.0, 1e+300, 5.0),
        (-5.0, -1e+300, -5.0),
        (-5.0, 5e-324, 5.0),
        (-5.0, -5e-324, -5.0),
        (-5.0, 1e-10, 5.0),
        (-5.0, 3.0, 5.0),
        (-5.0, -3.0, -5.0),
        (5.5, f64::NAN, 5.5),
        (5.5, f64::INFINITY, 5.5),
        (5.5, f64::NEG_INFINITY, -5.5),
        (5.5, 0.0, 5.5),
        (5.5, -0.0, -5.5),
        (5.5, 1.0, 5.5),
        (5.5, -1.0, -5.5),
        (5.5, 2.0, 5.5),
        (5.5, -2.0, -5.5),
        (5.5, 5.0, 5.5),
        (5.5, -5.0, -5.5),
        (5.5, 5.5, 5.5),
        (5.5, -5.5, -5.5),
        (5.5, 0.3, 5.5),
        (5.5, -0.3, -5.5),
        (5.5, 7.0, 5.5),
        (5.5, 1e+300, 5.5),
        (5.5, -1e+300, -5.5),
        (5.5, 5e-324, 5.5),
        (5.5, -5e-324, -5.5),
        (5.5, 1e-10, 5.5),
        (5.5, 3.0, 5.5),
        (5.5, -3.0, -5.5),
        (-5.5, f64::NAN, 5.5),
        (-5.5, f64::INFINITY, 5.5),
        (-5.5, f64::NEG_INFINITY, -5.5),
        (-5.5, 0.0, 5.5),
        (-5.5, -0.0, -5.5),
        (-5.5, 1.0, 5.5),
        (-5.5, -1.0, -5.5),
        (-5.5, 2.0, 5.5),
        (-5.5, -2.0, -5.5),
        (-5.5, 5.0, 5.5),
        (-5.5, -5.0, -5.5),
        (-5.5, 5.5, 5.5),
        (-5.5, -5.5, -5.5),
        (-5.5, 0.3, 5.5),
        (-5.5, -0.3, -5.5),
        (-5.5, 7.0, 5.5),
        (-5.5, 1e+300, 5.5),
        (-5.5, -1e+300, -5.5),
        (-5.5, 5e-324, 5.5),
        (-5.5, -5e-324, -5.5),
        (-5.5, 1e-10, 5.5),
        (-5.5, 3.0, 5.5),
        (-5.5, -3.0, -5.5),
        (0.3, f64::NAN, 0.3),
        (0.3, f64::INFINITY, 0.3),
        (0.3, f64::NEG_INFINITY, -0.3),
        (0.3, 0.0, 0.3),
        (0.3, -0.0, -0.3),
        (0.3, 1.0, 0.3),
        (0.3, -1.0, -0.3),
        (0.3, 2.0, 0.3),
        (0.3, -2.0, -0.3),
        (0.3, 5.0, 0.3),
        (0.3, -5.0, -0.3),
        (0.3, 5.5, 0.3),
        (0.3, -5.5, -0.3),
        (0.3, 0.3, 0.3),
        (0.3, -0.3, -0.3),
        (0.3, 7.0, 0.3),
        (0.3, 1e+300, 0.3),
        (0.3, -1e+300, -0.3),
        (0.3, 5e-324, 0.3),
        (0.3, -5e-324, -0.3),
        (0.3, 1e-10, 0.3),
        (0.3, 3.0, 0.3),
        (0.3, -3.0, -0.3),
        (-0.3, f64::NAN, 0.3),
        (-0.3, f64::INFINITY, 0.3),
        (-0.3, f64::NEG_INFINITY, -0.3),
        (-0.3, 0.0, 0.3),
        (-0.3, -0.0, -0.3),
        (-0.3, 1.0, 0.3),
        (-0.3, -1.0, -0.3),
        (-0.3, 2.0, 0.3),
        (-0.3, -2.0, -0.3),
        (-0.3, 5.0, 0.3),
        (-0.3, -5.0, -0.3),
        (-0.3, 5.5, 0.3),
        (-0.3, -5.5, -0.3),
        (-0.3, 0.3, 0.3),
        (-0.3, -0.3, -0.3),
        (-0.3, 7.0, 0.3),
        (-0.3, 1e+300, 0.3),
        (-0.3, -1e+300, -0.3),
        (-0.3, 5e-324, 0.3),
        (-0.3, -5e-324, -0.3),
        (-0.3, 1e-10, 0.3),
        (-0.3, 3.0, 0.3),
        (-0.3, -3.0, -0.3),
        (7.0, f64::NAN, 7.0),
        (7.0, f64::INFINITY, 7.0),
        (7.0, f64::NEG_INFINITY, -7.0),
        (7.0, 0.0, 7.0),
        (7.0, -0.0, -7.0),
        (7.0, 1.0, 7.0),
        (7.0, -1.0, -7.0),
        (7.0, 2.0, 7.0),
        (7.0, -2.0, -7.0),
        (7.0, 5.0, 7.0),
        (7.0, -5.0, -7.0),
        (7.0, 5.5, 7.0),
        (7.0, -5.5, -7.0),
        (7.0, 0.3, 7.0),
        (7.0, -0.3, -7.0),
        (7.0, 7.0, 7.0),
        (7.0, 1e+300, 7.0),
        (7.0, -1e+300, -7.0),
        (7.0, 5e-324, 7.0),
        (7.0, -5e-324, -7.0),
        (7.0, 1e-10, 7.0),
        (7.0, 3.0, 7.0),
        (7.0, -3.0, -7.0),
        (1e+300, f64::NAN, 1e+300),
        (1e+300, f64::INFINITY, 1e+300),
        (1e+300, f64::NEG_INFINITY, -1e+300),
        (1e+300, 0.0, 1e+300),
        (1e+300, -0.0, -1e+300),
        (1e+300, 1.0, 1e+300),
        (1e+300, -1.0, -1e+300),
        (1e+300, 2.0, 1e+300),
        (1e+300, -2.0, -1e+300),
        (1e+300, 5.0, 1e+300),
        (1e+300, -5.0, -1e+300),
        (1e+300, 5.5, 1e+300),
        (1e+300, -5.5, -1e+300),
        (1e+300, 0.3, 1e+300),
        (1e+300, -0.3, -1e+300),
        (1e+300, 7.0, 1e+300),
        (1e+300, 1e+300, 1e+300),
        (1e+300, -1e+300, -1e+300),
        (1e+300, 5e-324, 1e+300),
        (1e+300, -5e-324, -1e+300),
        (1e+300, 1e-10, 1e+300),
        (1e+300, 3.0, 1e+300),
        (1e+300, -3.0, -1e+300),
        (-1e+300, f64::NAN, 1e+300),
        (-1e+300, f64::INFINITY, 1e+300),
        (-1e+300, f64::NEG_INFINITY, -1e+300),
        (-1e+300, 0.0, 1e+300),
        (-1e+300, -0.0, -1e+300),
        (-1e+300, 1.0, 1e+300),
        (-1e+300, -1.0, -1e+300),
        (-1e+300, 2.0, 1e+300),
        (-1e+300, -2.0, -1e+300),
        (-1e+300, 5.0, 1e+300),
        (-1e+300, -5.0, -1e+300),
        (-1e+300, 5.5, 1e+300),
        (-1e+300, -5.5, -1e+300),
        (-1e+300, 0.3, 1e+300),
        (-1e+300, -0.3, -1e+300),
        (-1e+300, 7.0, 1e+300),
        (-1e+300, 1e+300, 1e+300),
        (-1e+300, -1e+300, -1e+300),
        (-1e+300, 5e-324, 1e+300),
        (-1e+300, -5e-324, -1e+300),
        (-1e+300, 1e-10, 1e+300),
        (-1e+300, 3.0, 1e+300),
        (-1e+300, -3.0, -1e+300),
        (5e-324, f64::NAN, 5e-324),
        (5e-324, f64::INFINITY, 5e-324),
        (5e-324, f64::NEG_INFINITY, -5e-324),
        (5e-324, 0.0, 5e-324),
        (5e-324, -0.0, -5e-324),
        (5e-324, 1.0, 5e-324),
        (5e-324, -1.0, -5e-324),
        (5e-324, 2.0, 5e-324),
        (5e-324, -2.0, -5e-324),
        (5e-324, 5.0, 5e-324),
        (5e-324, -5.0, -5e-324),
        (5e-324, 5.5, 5e-324),
        (5e-324, -5.5, -5e-324),
        (5e-324, 0.3, 5e-324),
        (5e-324, -0.3, -5e-324),
        (5e-324, 7.0, 5e-324),
        (5e-324, 1e+300, 5e-324),
        (5e-324, -1e+300, -5e-324),
        (5e-324, 5e-324, 5e-324),
        (5e-324, -5e-324, -5e-324),
        (5e-324, 1e-10, 5e-324),
        (5e-324, 3.0, 5e-324),
        (5e-324, -3.0, -5e-324),
        (-5e-324, f64::NAN, 5e-324),
        (-5e-324, f64::INFINITY, 5e-324),
        (-5e-324, f64::NEG_INFINITY, -5e-324),
        (-5e-324, 0.0, 5e-324),
        (-5e-324, -0.0, -5e-324),
        (-5e-324, 1.0, 5e-324),
        (-5e-324, -1.0, -5e-324),
        (-5e-324, 2.0, 5e-324),
        (-5e-324, -2.0, -5e-324),
        (-5e-324, 5.0, 5e-324),
        (-5e-324, -5.0, -5e-324),
        (-5e-324, 5.5, 5e-324),
        (-5e-324, -5.5, -5e-324),
        (-5e-324, 0.3, 5e-324),
        (-5e-324, -0.3, -5e-324),
        (-5e-324, 7.0, 5e-324),
        (-5e-324, 1e+300, 5e-324),
        (-5e-324, -1e+300, -5e-324),
        (-5e-324, 5e-324, 5e-324),
        (-5e-324, -5e-324, -5e-324),
        (-5e-324, 1e-10, 5e-324),
        (-5e-324, 3.0, 5e-324),
        (-5e-324, -3.0, -5e-324),
        (1e-10, f64::NAN, 1e-10),
        (1e-10, f64::INFINITY, 1e-10),
        (1e-10, f64::NEG_INFINITY, -1e-10),
        (1e-10, 0.0, 1e-10),
        (1e-10, -0.0, -1e-10),
        (1e-10, 1.0, 1e-10),
        (1e-10, -1.0, -1e-10),
        (1e-10, 2.0, 1e-10),
        (1e-10, -2.0, -1e-10),
        (1e-10, 5.0, 1e-10),
        (1e-10, -5.0, -1e-10),
        (1e-10, 5.5, 1e-10),
        (1e-10, -5.5, -1e-10),
        (1e-10, 0.3, 1e-10),
        (1e-10, -0.3, -1e-10),
        (1e-10, 7.0, 1e-10),
        (1e-10, 1e+300, 1e-10),
        (1e-10, -1e+300, -1e-10),
        (1e-10, 5e-324, 1e-10),
        (1e-10, -5e-324, -1e-10),
        (1e-10, 1e-10, 1e-10),
        (1e-10, 3.0, 1e-10),
        (1e-10, -3.0, -1e-10),
        (3.0, f64::NAN, 3.0),
        (3.0, f64::INFINITY, 3.0),
        (3.0, f64::NEG_INFINITY, -3.0),
        (3.0, 0.0, 3.0),
        (3.0, -0.0, -3.0),
        (3.0, 1.0, 3.0),
        (3.0, -1.0, -3.0),
        (3.0, 2.0, 3.0),
        (3.0, -2.0, -3.0),
        (3.0, 5.0, 3.0),
        (3.0, -5.0, -3.0),
        (3.0, 5.5, 3.0),
        (3.0, -5.5, -3.0),
        (3.0, 0.3, 3.0),
        (3.0, -0.3, -3.0),
        (3.0, 7.0, 3.0),
        (3.0, 1e+300, 3.0),
        (3.0, -1e+300, -3.0),
        (3.0, 5e-324, 3.0),
        (3.0, -5e-324, -3.0),
        (3.0, 1e-10, 3.0),
        (3.0, 3.0, 3.0),
        (3.0, -3.0, -3.0),
        (-3.0, f64::NAN, 3.0),
        (-3.0, f64::INFINITY, 3.0),
        (-3.0, f64::NEG_INFINITY, -3.0),
        (-3.0, 0.0, 3.0),
        (-3.0, -0.0, -3.0),
        (-3.0, 1.0, 3.0),
        (-3.0, -1.0, -3.0),
        (-3.0, 2.0, 3.0),
        (-3.0, -2.0, -3.0),
        (-3.0, 5.0, 3.0),
        (-3.0, -5.0, -3.0),
        (-3.0, 5.5, 3.0),
        (-3.0, -5.5, -3.0),
        (-3.0, 0.3, 3.0),
        (-3.0, -0.3, -3.0),
        (-3.0, 7.0, 3.0),
        (-3.0, 1e+300, 3.0),
        (-3.0, -1e+300, -3.0),
        (-3.0, 5e-324, 3.0),
        (-3.0, -5e-324, -3.0),
        (-3.0, 1e-10, 3.0),
        (-3.0, 3.0, 3.0),
        (-3.0, -3.0, -3.0),
    ];
    for &(x, y, want) in CASES {
        check(
            "copysign",
            &format!("{x:?}, {y:?}"),
            copysign(x, y),
            want,
            0.0,
            0.0,
        );
    }
}
#[test]
fn nextafter_f64() {
    let _report = Report;
    const CASES: &[(f64, f64, f64)] = &[
        (f64::NAN, f64::NAN, f64::NAN),
        (f64::NAN, f64::INFINITY, f64::NAN),
        (f64::NAN, f64::NEG_INFINITY, f64::NAN),
        (f64::NAN, 0.0, f64::NAN),
        (f64::NAN, -0.0, f64::NAN),
        (f64::NAN, 1.0, f64::NAN),
        (f64::NAN, -1.0, f64::NAN),
        (f64::NAN, 2.0, f64::NAN),
        (f64::NAN, -2.0, f64::NAN),
        (f64::NAN, 5.0, f64::NAN),
        (f64::NAN, -5.0, f64::NAN),
        (f64::NAN, 5.5, f64::NAN),
        (f64::NAN, -5.5, f64::NAN),
        (f64::NAN, 0.3, f64::NAN),
        (f64::NAN, -0.3, f64::NAN),
        (f64::NAN, 7.0, f64::NAN),
        (f64::NAN, 1e+300, f64::NAN),
        (f64::NAN, -1e+300, f64::NAN),
        (f64::NAN, 5e-324, f64::NAN),
        (f64::NAN, -5e-324, f64::NAN),
        (f64::NAN, 1e-10, f64::NAN),
        (f64::NAN, 3.0, f64::NAN),
        (f64::NAN, -3.0, f64::NAN),
        (f64::INFINITY, f64::NAN, f64::NAN),
        (f64::INFINITY, f64::INFINITY, f64::INFINITY),
        (f64::INFINITY, f64::NEG_INFINITY, 1.7976931348623157e+308),
        (f64::INFINITY, 0.0, 1.7976931348623157e+308),
        (f64::INFINITY, -0.0, 1.7976931348623157e+308),
        (f64::INFINITY, 1.0, 1.7976931348623157e+308),
        (f64::INFINITY, -1.0, 1.7976931348623157e+308),
        (f64::INFINITY, 2.0, 1.7976931348623157e+308),
        (f64::INFINITY, -2.0, 1.7976931348623157e+308),
        (f64::INFINITY, 5.0, 1.7976931348623157e+308),
        (f64::INFINITY, -5.0, 1.7976931348623157e+308),
        (f64::INFINITY, 5.5, 1.7976931348623157e+308),
        (f64::INFINITY, -5.5, 1.7976931348623157e+308),
        (f64::INFINITY, 0.3, 1.7976931348623157e+308),
        (f64::INFINITY, -0.3, 1.7976931348623157e+308),
        (f64::INFINITY, 7.0, 1.7976931348623157e+308),
        (f64::INFINITY, 1e+300, 1.7976931348623157e+308),
        (f64::INFINITY, -1e+300, 1.7976931348623157e+308),
        (f64::INFINITY, 5e-324, 1.7976931348623157e+308),
        (f64::INFINITY, -5e-324, 1.7976931348623157e+308),
        (f64::INFINITY, 1e-10, 1.7976931348623157e+308),
        (f64::INFINITY, 3.0, 1.7976931348623157e+308),
        (f64::INFINITY, -3.0, 1.7976931348623157e+308),
        (f64::NEG_INFINITY, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, f64::INFINITY, -1.7976931348623157e+308),
        (f64::NEG_INFINITY, f64::NEG_INFINITY, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 0.0, -1.7976931348623157e+308),
        (f64::NEG_INFINITY, -0.0, -1.7976931348623157e+308),
        (f64::NEG_INFINITY, 1.0, -1.7976931348623157e+308),
        (f64::NEG_INFINITY, -1.0, -1.7976931348623157e+308),
        (f64::NEG_INFINITY, 2.0, -1.7976931348623157e+308),
        (f64::NEG_INFINITY, -2.0, -1.7976931348623157e+308),
        (f64::NEG_INFINITY, 5.0, -1.7976931348623157e+308),
        (f64::NEG_INFINITY, -5.0, -1.7976931348623157e+308),
        (f64::NEG_INFINITY, 5.5, -1.7976931348623157e+308),
        (f64::NEG_INFINITY, -5.5, -1.7976931348623157e+308),
        (f64::NEG_INFINITY, 0.3, -1.7976931348623157e+308),
        (f64::NEG_INFINITY, -0.3, -1.7976931348623157e+308),
        (f64::NEG_INFINITY, 7.0, -1.7976931348623157e+308),
        (f64::NEG_INFINITY, 1e+300, -1.7976931348623157e+308),
        (f64::NEG_INFINITY, -1e+300, -1.7976931348623157e+308),
        (f64::NEG_INFINITY, 5e-324, -1.7976931348623157e+308),
        (f64::NEG_INFINITY, -5e-324, -1.7976931348623157e+308),
        (f64::NEG_INFINITY, 1e-10, -1.7976931348623157e+308),
        (f64::NEG_INFINITY, 3.0, -1.7976931348623157e+308),
        (f64::NEG_INFINITY, -3.0, -1.7976931348623157e+308),
        (0.0, f64::NAN, f64::NAN),
        (0.0, f64::INFINITY, 5e-324),
        (0.0, f64::NEG_INFINITY, -5e-324),
        (0.0, 0.0, 0.0),
        (0.0, -0.0, -0.0),
        (0.0, 1.0, 5e-324),
        (0.0, -1.0, -5e-324),
        (0.0, 2.0, 5e-324),
        (0.0, -2.0, -5e-324),
        (0.0, 5.0, 5e-324),
        (0.0, -5.0, -5e-324),
        (0.0, 5.5, 5e-324),
        (0.0, -5.5, -5e-324),
        (0.0, 0.3, 5e-324),
        (0.0, -0.3, -5e-324),
        (0.0, 7.0, 5e-324),
        (0.0, 1e+300, 5e-324),
        (0.0, -1e+300, -5e-324),
        (0.0, 5e-324, 5e-324),
        (0.0, -5e-324, -5e-324),
        (0.0, 1e-10, 5e-324),
        (0.0, 3.0, 5e-324),
        (0.0, -3.0, -5e-324),
        (-0.0, f64::NAN, f64::NAN),
        (-0.0, f64::INFINITY, 5e-324),
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        (3.0, 5.5, 3.0000000000000004),
        (3.0, -5.5, 2.9999999999999996),
        (3.0, 0.3, 2.9999999999999996),
        (3.0, -0.3, 2.9999999999999996),
        (3.0, 7.0, 3.0000000000000004),
        (3.0, 1e+300, 3.0000000000000004),
        (3.0, -1e+300, 2.9999999999999996),
        (3.0, 5e-324, 2.9999999999999996),
        (3.0, -5e-324, 2.9999999999999996),
        (3.0, 1e-10, 2.9999999999999996),
        (3.0, 3.0, 3.0),
        (3.0, -3.0, 2.9999999999999996),
        (-3.0, f64::NAN, f64::NAN),
        (-3.0, f64::INFINITY, -2.9999999999999996),
        (-3.0, f64::NEG_INFINITY, -3.0000000000000004),
        (-3.0, 0.0, -2.9999999999999996),
        (-3.0, -0.0, -2.9999999999999996),
        (-3.0, 1.0, -2.9999999999999996),
        (-3.0, -1.0, -2.9999999999999996),
        (-3.0, 2.0, -2.9999999999999996),
        (-3.0, -2.0, -2.9999999999999996),
        (-3.0, 5.0, -2.9999999999999996),
        (-3.0, -5.0, -3.0000000000000004),
        (-3.0, 5.5, -2.9999999999999996),
        (-3.0, -5.5, -3.0000000000000004),
        (-3.0, 0.3, -2.9999999999999996),
        (-3.0, -0.3, -2.9999999999999996),
        (-3.0, 7.0, -2.9999999999999996),
        (-3.0, 1e+300, -2.9999999999999996),
        (-3.0, -1e+300, -3.0000000000000004),
        (-3.0, 5e-324, -2.9999999999999996),
        (-3.0, -5e-324, -2.9999999999999996),
        (-3.0, 1e-10, -2.9999999999999996),
        (-3.0, 3.0, -2.9999999999999996),
        (-3.0, -3.0, -3.0),
    ];
    for &(x, y, want) in CASES {
        check(
            "nextafter",
            &format!("{x:?}, {y:?}"),
            nextafter(x, y),
            want,
            0.0,
            0.0,
        );
    }
}
#[test]
fn heaviside_f64() {
    let _report = Report;
    const CASES: &[(f64, f64, f64)] = &[
        (f64::NAN, f64::NAN, f64::NAN),
        (f64::NAN, f64::INFINITY, f64::NAN),
        (f64::NAN, f64::NEG_INFINITY, f64::NAN),
        (f64::NAN, 0.0, f64::NAN),
        (f64::NAN, -0.0, f64::NAN),
        (f64::NAN, 1.0, f64::NAN),
        (f64::NAN, -1.0, f64::NAN),
        (f64::NAN, 2.0, f64::NAN),
        (f64::NAN, -2.0, f64::NAN),
        (f64::NAN, 5.0, f64::NAN),
        (f64::NAN, -5.0, f64::NAN),
        (f64::NAN, 5.5, f64::NAN),
        (f64::NAN, -5.5, f64::NAN),
        (f64::NAN, 0.3, f64::NAN),
        (f64::NAN, -0.3, f64::NAN),
        (f64::NAN, 7.0, f64::NAN),
        (f64::NAN, 1e+300, f64::NAN),
        (f64::NAN, -1e+300, f64::NAN),
        (f64::NAN, 5e-324, f64::NAN),
        (f64::NAN, -5e-324, f64::NAN),
        (f64::NAN, 1e-10, f64::NAN),
        (f64::NAN, 3.0, f64::NAN),
        (f64::NAN, -3.0, f64::NAN),
        (f64::INFINITY, f64::NAN, 1.0),
        (f64::INFINITY, f64::INFINITY, 1.0),
        (f64::INFINITY, f64::NEG_INFINITY, 1.0),
        (f64::INFINITY, 0.0, 1.0),
        (f64::INFINITY, -0.0, 1.0),
        (f64::INFINITY, 1.0, 1.0),
        (f64::INFINITY, -1.0, 1.0),
        (f64::INFINITY, 2.0, 1.0),
        (f64::INFINITY, -2.0, 1.0),
        (f64::INFINITY, 5.0, 1.0),
        (f64::INFINITY, -5.0, 1.0),
        (f64::INFINITY, 5.5, 1.0),
        (f64::INFINITY, -5.5, 1.0),
        (f64::INFINITY, 0.3, 1.0),
        (f64::INFINITY, -0.3, 1.0),
        (f64::INFINITY, 7.0, 1.0),
        (f64::INFINITY, 1e+300, 1.0),
        (f64::INFINITY, -1e+300, 1.0),
        (f64::INFINITY, 5e-324, 1.0),
        (f64::INFINITY, -5e-324, 1.0),
        (f64::INFINITY, 1e-10, 1.0),
        (f64::INFINITY, 3.0, 1.0),
        (f64::INFINITY, -3.0, 1.0),
        (f64::NEG_INFINITY, f64::NAN, 0.0),
        (f64::NEG_INFINITY, f64::INFINITY, 0.0),
        (f64::NEG_INFINITY, f64::NEG_INFINITY, 0.0),
        (f64::NEG_INFINITY, 0.0, 0.0),
        (f64::NEG_INFINITY, -0.0, 0.0),
        (f64::NEG_INFINITY, 1.0, 0.0),
        (f64::NEG_INFINITY, -1.0, 0.0),
        (f64::NEG_INFINITY, 2.0, 0.0),
        (f64::NEG_INFINITY, -2.0, 0.0),
        (f64::NEG_INFINITY, 5.0, 0.0),
        (f64::NEG_INFINITY, -5.0, 0.0),
        (f64::NEG_INFINITY, 5.5, 0.0),
        (f64::NEG_INFINITY, -5.5, 0.0),
        (f64::NEG_INFINITY, 0.3, 0.0),
        (f64::NEG_INFINITY, -0.3, 0.0),
        (f64::NEG_INFINITY, 7.0, 0.0),
        (f64::NEG_INFINITY, 1e+300, 0.0),
        (f64::NEG_INFINITY, -1e+300, 0.0),
        (f64::NEG_INFINITY, 5e-324, 0.0),
        (f64::NEG_INFINITY, -5e-324, 0.0),
        (f64::NEG_INFINITY, 1e-10, 0.0),
        (f64::NEG_INFINITY, 3.0, 0.0),
        (f64::NEG_INFINITY, -3.0, 0.0),
        (0.0, f64::NAN, f64::NAN),
        (0.0, f64::INFINITY, f64::INFINITY),
        (0.0, f64::NEG_INFINITY, f64::NEG_INFINITY),
        (0.0, 0.0, 0.0),
        (0.0, -0.0, -0.0),
        (0.0, 1.0, 1.0),
        (0.0, -1.0, -1.0),
        (0.0, 2.0, 2.0),
        (0.0, -2.0, -2.0),
        (0.0, 5.0, 5.0),
        (0.0, -5.0, -5.0),
        (0.0, 5.5, 5.5),
        (0.0, -5.5, -5.5),
        (0.0, 0.3, 0.3),
        (0.0, -0.3, -0.3),
        (0.0, 7.0, 7.0),
        (0.0, 1e+300, 1e+300),
        (0.0, -1e+300, -1e+300),
        (0.0, 5e-324, 5e-324),
        (0.0, -5e-324, -5e-324),
        (0.0, 1e-10, 1e-10),
        (0.0, 3.0, 3.0),
        (0.0, -3.0, -3.0),
        (-0.0, f64::NAN, f64::NAN),
        (-0.0, f64::INFINITY, f64::INFINITY),
        (-0.0, f64::NEG_INFINITY, f64::NEG_INFINITY),
        (-0.0, 0.0, 0.0),
        (-0.0, -0.0, -0.0),
        (-0.0, 1.0, 1.0),
        (-0.0, -1.0, -1.0),
        (-0.0, 2.0, 2.0),
        (-0.0, -2.0, -2.0),
        (-0.0, 5.0, 5.0),
        (-0.0, -5.0, -5.0),
        (-0.0, 5.5, 5.5),
        (-0.0, -5.5, -5.5),
        (-0.0, 0.3, 0.3),
        (-0.0, -0.3, -0.3),
        (-0.0, 7.0, 7.0),
        (-0.0, 1e+300, 1e+300),
        (-0.0, -1e+300, -1e+300),
        (-0.0, 5e-324, 5e-324),
        (-0.0, -5e-324, -5e-324),
        (-0.0, 1e-10, 1e-10),
        (-0.0, 3.0, 3.0),
        (-0.0, -3.0, -3.0),
        (1.0, f64::NAN, 1.0),
        (1.0, f64::INFINITY, 1.0),
        (1.0, f64::NEG_INFINITY, 1.0),
        (1.0, 0.0, 1.0),
        (1.0, -0.0, 1.0),
        (1.0, 1.0, 1.0),
        (1.0, -1.0, 1.0),
        (1.0, 2.0, 1.0),
        (1.0, -2.0, 1.0),
        (1.0, 5.0, 1.0),
        (1.0, -5.0, 1.0),
        (1.0, 5.5, 1.0),
        (1.0, -5.5, 1.0),
        (1.0, 0.3, 1.0),
        (1.0, -0.3, 1.0),
        (1.0, 7.0, 1.0),
        (1.0, 1e+300, 1.0),
        (1.0, -1e+300, 1.0),
        (1.0, 5e-324, 1.0),
        (1.0, -5e-324, 1.0),
        (1.0, 1e-10, 1.0),
        (1.0, 3.0, 1.0),
        (1.0, -3.0, 1.0),
        (-1.0, f64::NAN, 0.0),
        (-1.0, f64::INFINITY, 0.0),
        (-1.0, f64::NEG_INFINITY, 0.0),
        (-1.0, 0.0, 0.0),
        (-1.0, -0.0, 0.0),
        (-1.0, 1.0, 0.0),
        (-1.0, -1.0, 0.0),
        (-1.0, 2.0, 0.0),
        (-1.0, -2.0, 0.0),
        (-1.0, 5.0, 0.0),
        (-1.0, -5.0, 0.0),
        (-1.0, 5.5, 0.0),
        (-1.0, -5.5, 0.0),
        (-1.0, 0.3, 0.0),
        (-1.0, -0.3, 0.0),
        (-1.0, 7.0, 0.0),
        (-1.0, 1e+300, 0.0),
        (-1.0, -1e+300, 0.0),
        (-1.0, 5e-324, 0.0),
        (-1.0, -5e-324, 0.0),
        (-1.0, 1e-10, 0.0),
        (-1.0, 3.0, 0.0),
        (-1.0, -3.0, 0.0),
        (2.0, f64::NAN, 1.0),
        (2.0, f64::INFINITY, 1.0),
        (2.0, f64::NEG_INFINITY, 1.0),
        (2.0, 0.0, 1.0),
        (2.0, -0.0, 1.0),
        (2.0, 1.0, 1.0),
        (2.0, -1.0, 1.0),
        (2.0, 2.0, 1.0),
        (2.0, -2.0, 1.0),
        (2.0, 5.0, 1.0),
        (2.0, -5.0, 1.0),
        (2.0, 5.5, 1.0),
        (2.0, -5.5, 1.0),
        (2.0, 0.3, 1.0),
        (2.0, -0.3, 1.0),
        (2.0, 7.0, 1.0),
        (2.0, 1e+300, 1.0),
        (2.0, -1e+300, 1.0),
        (2.0, 5e-324, 1.0),
        (2.0, -5e-324, 1.0),
        (2.0, 1e-10, 1.0),
        (2.0, 3.0, 1.0),
        (2.0, -3.0, 1.0),
        (-2.0, f64::NAN, 0.0),
        (-2.0, f64::INFINITY, 0.0),
        (-2.0, f64::NEG_INFINITY, 0.0),
        (-2.0, 0.0, 0.0),
        (-2.0, -0.0, 0.0),
        (-2.0, 1.0, 0.0),
        (-2.0, -1.0, 0.0),
        (-2.0, 2.0, 0.0),
        (-2.0, -2.0, 0.0),
        (-2.0, 5.0, 0.0),
        (-2.0, -5.0, 0.0),
        (-2.0, 5.5, 0.0),
        (-2.0, -5.5, 0.0),
        (-2.0, 0.3, 0.0),
        (-2.0, -0.3, 0.0),
        (-2.0, 7.0, 0.0),
        (-2.0, 1e+300, 0.0),
        (-2.0, -1e+300, 0.0),
        (-2.0, 5e-324, 0.0),
        (-2.0, -5e-324, 0.0),
        (-2.0, 1e-10, 0.0),
        (-2.0, 3.0, 0.0),
        (-2.0, -3.0, 0.0),
        (5.0, f64::NAN, 1.0),
        (5.0, f64::INFINITY, 1.0),
        (5.0, f64::NEG_INFINITY, 1.0),
        (5.0, 0.0, 1.0),
        (5.0, -0.0, 1.0),
        (5.0, 1.0, 1.0),
        (5.0, -1.0, 1.0),
        (5.0, 2.0, 1.0),
        (5.0, -2.0, 1.0),
        (5.0, 5.0, 1.0),
        (5.0, -5.0, 1.0),
        (5.0, 5.5, 1.0),
        (5.0, -5.5, 1.0),
        (5.0, 0.3, 1.0),
        (5.0, -0.3, 1.0),
        (5.0, 7.0, 1.0),
        (5.0, 1e+300, 1.0),
        (5.0, -1e+300, 1.0),
        (5.0, 5e-324, 1.0),
        (5.0, -5e-324, 1.0),
        (5.0, 1e-10, 1.0),
        (5.0, 3.0, 1.0),
        (5.0, -3.0, 1.0),
        (-5.0, f64::NAN, 0.0),
        (-5.0, f64::INFINITY, 0.0),
        (-5.0, f64::NEG_INFINITY, 0.0),
        (-5.0, 0.0, 0.0),
        (-5.0, -0.0, 0.0),
        (-5.0, 1.0, 0.0),
        (-5.0, -1.0, 0.0),
        (-5.0, 2.0, 0.0),
        (-5.0, -2.0, 0.0),
        (-5.0, 5.0, 0.0),
        (-5.0, -5.0, 0.0),
        (-5.0, 5.5, 0.0),
        (-5.0, -5.5, 0.0),
        (-5.0, 0.3, 0.0),
        (-5.0, -0.3, 0.0),
        (-5.0, 7.0, 0.0),
        (-5.0, 1e+300, 0.0),
        (-5.0, -1e+300, 0.0),
        (-5.0, 5e-324, 0.0),
        (-5.0, -5e-324, 0.0),
        (-5.0, 1e-10, 0.0),
        (-5.0, 3.0, 0.0),
        (-5.0, -3.0, 0.0),
        (5.5, f64::NAN, 1.0),
        (5.5, f64::INFINITY, 1.0),
        (5.5, f64::NEG_INFINITY, 1.0),
        (5.5, 0.0, 1.0),
        (5.5, -0.0, 1.0),
        (5.5, 1.0, 1.0),
        (5.5, -1.0, 1.0),
        (5.5, 2.0, 1.0),
        (5.5, -2.0, 1.0),
        (5.5, 5.0, 1.0),
        (5.5, -5.0, 1.0),
        (5.5, 5.5, 1.0),
        (5.5, -5.5, 1.0),
        (5.5, 0.3, 1.0),
        (5.5, -0.3, 1.0),
        (5.5, 7.0, 1.0),
        (5.5, 1e+300, 1.0),
        (5.5, -1e+300, 1.0),
        (5.5, 5e-324, 1.0),
        (5.5, -5e-324, 1.0),
        (5.5, 1e-10, 1.0),
        (5.5, 3.0, 1.0),
        (5.5, -3.0, 1.0),
        (-5.5, f64::NAN, 0.0),
        (-5.5, f64::INFINITY, 0.0),
        (-5.5, f64::NEG_INFINITY, 0.0),
        (-5.5, 0.0, 0.0),
        (-5.5, -0.0, 0.0),
        (-5.5, 1.0, 0.0),
        (-5.5, -1.0, 0.0),
        (-5.5, 2.0, 0.0),
        (-5.5, -2.0, 0.0),
        (-5.5, 5.0, 0.0),
        (-5.5, -5.0, 0.0),
        (-5.5, 5.5, 0.0),
        (-5.5, -5.5, 0.0),
        (-5.5, 0.3, 0.0),
        (-5.5, -0.3, 0.0),
        (-5.5, 7.0, 0.0),
        (-5.5, 1e+300, 0.0),
        (-5.5, -1e+300, 0.0),
        (-5.5, 5e-324, 0.0),
        (-5.5, -5e-324, 0.0),
        (-5.5, 1e-10, 0.0),
        (-5.5, 3.0, 0.0),
        (-5.5, -3.0, 0.0),
        (0.3, f64::NAN, 1.0),
        (0.3, f64::INFINITY, 1.0),
        (0.3, f64::NEG_INFINITY, 1.0),
        (0.3, 0.0, 1.0),
        (0.3, -0.0, 1.0),
        (0.3, 1.0, 1.0),
        (0.3, -1.0, 1.0),
        (0.3, 2.0, 1.0),
        (0.3, -2.0, 1.0),
        (0.3, 5.0, 1.0),
        (0.3, -5.0, 1.0),
        (0.3, 5.5, 1.0),
        (0.3, -5.5, 1.0),
        (0.3, 0.3, 1.0),
        (0.3, -0.3, 1.0),
        (0.3, 7.0, 1.0),
        (0.3, 1e+300, 1.0),
        (0.3, -1e+300, 1.0),
        (0.3, 5e-324, 1.0),
        (0.3, -5e-324, 1.0),
        (0.3, 1e-10, 1.0),
        (0.3, 3.0, 1.0),
        (0.3, -3.0, 1.0),
        (-0.3, f64::NAN, 0.0),
        (-0.3, f64::INFINITY, 0.0),
        (-0.3, f64::NEG_INFINITY, 0.0),
        (-0.3, 0.0, 0.0),
        (-0.3, -0.0, 0.0),
        (-0.3, 1.0, 0.0),
        (-0.3, -1.0, 0.0),
        (-0.3, 2.0, 0.0),
        (-0.3, -2.0, 0.0),
        (-0.3, 5.0, 0.0),
        (-0.3, -5.0, 0.0),
        (-0.3, 5.5, 0.0),
        (-0.3, -5.5, 0.0),
        (-0.3, 0.3, 0.0),
        (-0.3, -0.3, 0.0),
        (-0.3, 7.0, 0.0),
        (-0.3, 1e+300, 0.0),
        (-0.3, -1e+300, 0.0),
        (-0.3, 5e-324, 0.0),
        (-0.3, -5e-324, 0.0),
        (-0.3, 1e-10, 0.0),
        (-0.3, 3.0, 0.0),
        (-0.3, -3.0, 0.0),
        (7.0, f64::NAN, 1.0),
        (7.0, f64::INFINITY, 1.0),
        (7.0, f64::NEG_INFINITY, 1.0),
        (7.0, 0.0, 1.0),
        (7.0, -0.0, 1.0),
        (7.0, 1.0, 1.0),
        (7.0, -1.0, 1.0),
        (7.0, 2.0, 1.0),
        (7.0, -2.0, 1.0),
        (7.0, 5.0, 1.0),
        (7.0, -5.0, 1.0),
        (7.0, 5.5, 1.0),
        (7.0, -5.5, 1.0),
        (7.0, 0.3, 1.0),
        (7.0, -0.3, 1.0),
        (7.0, 7.0, 1.0),
        (7.0, 1e+300, 1.0),
        (7.0, -1e+300, 1.0),
        (7.0, 5e-324, 1.0),
        (7.0, -5e-324, 1.0),
        (7.0, 1e-10, 1.0),
        (7.0, 3.0, 1.0),
        (7.0, -3.0, 1.0),
        (1e+300, f64::NAN, 1.0),
        (1e+300, f64::INFINITY, 1.0),
        (1e+300, f64::NEG_INFINITY, 1.0),
        (1e+300, 0.0, 1.0),
        (1e+300, -0.0, 1.0),
        (1e+300, 1.0, 1.0),
        (1e+300, -1.0, 1.0),
        (1e+300, 2.0, 1.0),
        (1e+300, -2.0, 1.0),
        (1e+300, 5.0, 1.0),
        (1e+300, -5.0, 1.0),
        (1e+300, 5.5, 1.0),
        (1e+300, -5.5, 1.0),
        (1e+300, 0.3, 1.0),
        (1e+300, -0.3, 1.0),
        (1e+300, 7.0, 1.0),
        (1e+300, 1e+300, 1.0),
        (1e+300, -1e+300, 1.0),
        (1e+300, 5e-324, 1.0),
        (1e+300, -5e-324, 1.0),
        (1e+300, 1e-10, 1.0),
        (1e+300, 3.0, 1.0),
        (1e+300, -3.0, 1.0),
        (-1e+300, f64::NAN, 0.0),
        (-1e+300, f64::INFINITY, 0.0),
        (-1e+300, f64::NEG_INFINITY, 0.0),
        (-1e+300, 0.0, 0.0),
        (-1e+300, -0.0, 0.0),
        (-1e+300, 1.0, 0.0),
        (-1e+300, -1.0, 0.0),
        (-1e+300, 2.0, 0.0),
        (-1e+300, -2.0, 0.0),
        (-1e+300, 5.0, 0.0),
        (-1e+300, -5.0, 0.0),
        (-1e+300, 5.5, 0.0),
        (-1e+300, -5.5, 0.0),
        (-1e+300, 0.3, 0.0),
        (-1e+300, -0.3, 0.0),
        (-1e+300, 7.0, 0.0),
        (-1e+300, 1e+300, 0.0),
        (-1e+300, -1e+300, 0.0),
        (-1e+300, 5e-324, 0.0),
        (-1e+300, -5e-324, 0.0),
        (-1e+300, 1e-10, 0.0),
        (-1e+300, 3.0, 0.0),
        (-1e+300, -3.0, 0.0),
        (5e-324, f64::NAN, 1.0),
        (5e-324, f64::INFINITY, 1.0),
        (5e-324, f64::NEG_INFINITY, 1.0),
        (5e-324, 0.0, 1.0),
        (5e-324, -0.0, 1.0),
        (5e-324, 1.0, 1.0),
        (5e-324, -1.0, 1.0),
        (5e-324, 2.0, 1.0),
        (5e-324, -2.0, 1.0),
        (5e-324, 5.0, 1.0),
        (5e-324, -5.0, 1.0),
        (5e-324, 5.5, 1.0),
        (5e-324, -5.5, 1.0),
        (5e-324, 0.3, 1.0),
        (5e-324, -0.3, 1.0),
        (5e-324, 7.0, 1.0),
        (5e-324, 1e+300, 1.0),
        (5e-324, -1e+300, 1.0),
        (5e-324, 5e-324, 1.0),
        (5e-324, -5e-324, 1.0),
        (5e-324, 1e-10, 1.0),
        (5e-324, 3.0, 1.0),
        (5e-324, -3.0, 1.0),
        (-5e-324, f64::NAN, 0.0),
        (-5e-324, f64::INFINITY, 0.0),
        (-5e-324, f64::NEG_INFINITY, 0.0),
        (-5e-324, 0.0, 0.0),
        (-5e-324, -0.0, 0.0),
        (-5e-324, 1.0, 0.0),
        (-5e-324, -1.0, 0.0),
        (-5e-324, 2.0, 0.0),
        (-5e-324, -2.0, 0.0),
        (-5e-324, 5.0, 0.0),
        (-5e-324, -5.0, 0.0),
        (-5e-324, 5.5, 0.0),
        (-5e-324, -5.5, 0.0),
        (-5e-324, 0.3, 0.0),
        (-5e-324, -0.3, 0.0),
        (-5e-324, 7.0, 0.0),
        (-5e-324, 1e+300, 0.0),
        (-5e-324, -1e+300, 0.0),
        (-5e-324, 5e-324, 0.0),
        (-5e-324, -5e-324, 0.0),
        (-5e-324, 1e-10, 0.0),
        (-5e-324, 3.0, 0.0),
        (-5e-324, -3.0, 0.0),
        (1e-10, f64::NAN, 1.0),
        (1e-10, f64::INFINITY, 1.0),
        (1e-10, f64::NEG_INFINITY, 1.0),
        (1e-10, 0.0, 1.0),
        (1e-10, -0.0, 1.0),
        (1e-10, 1.0, 1.0),
        (1e-10, -1.0, 1.0),
        (1e-10, 2.0, 1.0),
        (1e-10, -2.0, 1.0),
        (1e-10, 5.0, 1.0),
        (1e-10, -5.0, 1.0),
        (1e-10, 5.5, 1.0),
        (1e-10, -5.5, 1.0),
        (1e-10, 0.3, 1.0),
        (1e-10, -0.3, 1.0),
        (1e-10, 7.0, 1.0),
        (1e-10, 1e+300, 1.0),
        (1e-10, -1e+300, 1.0),
        (1e-10, 5e-324, 1.0),
        (1e-10, -5e-324, 1.0),
        (1e-10, 1e-10, 1.0),
        (1e-10, 3.0, 1.0),
        (1e-10, -3.0, 1.0),
        (3.0, f64::NAN, 1.0),
        (3.0, f64::INFINITY, 1.0),
        (3.0, f64::NEG_INFINITY, 1.0),
        (3.0, 0.0, 1.0),
        (3.0, -0.0, 1.0),
        (3.0, 1.0, 1.0),
        (3.0, -1.0, 1.0),
        (3.0, 2.0, 1.0),
        (3.0, -2.0, 1.0),
        (3.0, 5.0, 1.0),
        (3.0, -5.0, 1.0),
        (3.0, 5.5, 1.0),
        (3.0, -5.5, 1.0),
        (3.0, 0.3, 1.0),
        (3.0, -0.3, 1.0),
        (3.0, 7.0, 1.0),
        (3.0, 1e+300, 1.0),
        (3.0, -1e+300, 1.0),
        (3.0, 5e-324, 1.0),
        (3.0, -5e-324, 1.0),
        (3.0, 1e-10, 1.0),
        (3.0, 3.0, 1.0),
        (3.0, -3.0, 1.0),
        (-3.0, f64::NAN, 0.0),
        (-3.0, f64::INFINITY, 0.0),
        (-3.0, f64::NEG_INFINITY, 0.0),
        (-3.0, 0.0, 0.0),
        (-3.0, -0.0, 0.0),
        (-3.0, 1.0, 0.0),
        (-3.0, -1.0, 0.0),
        (-3.0, 2.0, 0.0),
        (-3.0, -2.0, 0.0),
        (-3.0, 5.0, 0.0),
        (-3.0, -5.0, 0.0),
        (-3.0, 5.5, 0.0),
        (-3.0, -5.5, 0.0),
        (-3.0, 0.3, 0.0),
        (-3.0, -0.3, 0.0),
        (-3.0, 7.0, 0.0),
        (-3.0, 1e+300, 0.0),
        (-3.0, -1e+300, 0.0),
        (-3.0, 5e-324, 0.0),
        (-3.0, -5e-324, 0.0),
        (-3.0, 1e-10, 0.0),
        (-3.0, 3.0, 0.0),
        (-3.0, -3.0, 0.0),
    ];
    for &(x, y, want) in CASES {
        check(
            "heaviside",
            &format!("{x:?}, {y:?}"),
            heaviside(x, y),
            want,
            0.0,
            0.0,
        );
    }
}
#[test]
fn logaddexp_f64() {
    let _report = Report;
    const CASES: &[(f64, f64, f64)] = &[
        (f64::NAN, f64::NAN, f64::NAN),
        (f64::NAN, f64::INFINITY, f64::NAN),
        (f64::NAN, f64::NEG_INFINITY, f64::NAN),
        (f64::NAN, 0.0, f64::NAN),
        (f64::NAN, -0.0, f64::NAN),
        (f64::NAN, 1.0, f64::NAN),
        (f64::NAN, -1.0, f64::NAN),
        (f64::NAN, 2.0, f64::NAN),
        (f64::NAN, -2.0, f64::NAN),
        (f64::NAN, 5.0, f64::NAN),
        (f64::NAN, -5.0, f64::NAN),
        (f64::NAN, 5.5, f64::NAN),
        (f64::NAN, -5.5, f64::NAN),
        (f64::NAN, 0.3, f64::NAN),
        (f64::NAN, -0.3, f64::NAN),
        (f64::NAN, 7.0, f64::NAN),
        (f64::NAN, 1e+300, f64::NAN),
        (f64::NAN, -1e+300, f64::NAN),
        (f64::NAN, 5e-324, f64::NAN),
        (f64::NAN, -5e-324, f64::NAN),
        (f64::NAN, 1e-10, f64::NAN),
        (f64::NAN, 3.0, f64::NAN),
        (f64::NAN, -3.0, f64::NAN),
        (f64::INFINITY, f64::NAN, f64::NAN),
        (f64::INFINITY, f64::INFINITY, f64::INFINITY),
        (f64::INFINITY, f64::NEG_INFINITY, f64::INFINITY),
        (f64::INFINITY, 0.0, f64::INFINITY),
        (f64::INFINITY, -0.0, f64::INFINITY),
        (f64::INFINITY, 1.0, f64::INFINITY),
        (f64::INFINITY, -1.0, f64::INFINITY),
        (f64::INFINITY, 2.0, f64::INFINITY),
        (f64::INFINITY, -2.0, f64::INFINITY),
        (f64::INFINITY, 5.0, f64::INFINITY),
        (f64::INFINITY, -5.0, f64::INFINITY),
        (f64::INFINITY, 5.5, f64::INFINITY),
        (f64::INFINITY, -5.5, f64::INFINITY),
        (f64::INFINITY, 0.3, f64::INFINITY),
        (f64::INFINITY, -0.3, f64::INFINITY),
        (f64::INFINITY, 7.0, f64::INFINITY),
        (f64::INFINITY, 1e+300, f64::INFINITY),
        (f64::INFINITY, -1e+300, f64::INFINITY),
        (f64::INFINITY, 5e-324, f64::INFINITY),
        (f64::INFINITY, -5e-324, f64::INFINITY),
        (f64::INFINITY, 1e-10, f64::INFINITY),
        (f64::INFINITY, 3.0, f64::INFINITY),
        (f64::INFINITY, -3.0, f64::INFINITY),
        (f64::NEG_INFINITY, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, f64::INFINITY, f64::INFINITY),
        (f64::NEG_INFINITY, f64::NEG_INFINITY, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 0.0, 0.0),
        (f64::NEG_INFINITY, -0.0, 0.0),
        (f64::NEG_INFINITY, 1.0, 1.0),
        (f64::NEG_INFINITY, -1.0, -1.0),
        (f64::NEG_INFINITY, 2.0, 2.0),
        (f64::NEG_INFINITY, -2.0, -2.0),
        (f64::NEG_INFINITY, 5.0, 5.0),
        (f64::NEG_INFINITY, -5.0, -5.0),
        (f64::NEG_INFINITY, 5.5, 5.5),
        (f64::NEG_INFINITY, -5.5, -5.5),
        (f64::NEG_INFINITY, 0.3, 0.3),
        (f64::NEG_INFINITY, -0.3, -0.3),
        (f64::NEG_INFINITY, 7.0, 7.0),
        (f64::NEG_INFINITY, 1e+300, 1e+300),
        (f64::NEG_INFINITY, -1e+300, -1e+300),
        (f64::NEG_INFINITY, 5e-324, 5e-324),
        (f64::NEG_INFINITY, -5e-324, -5e-324),
        (f64::NEG_INFINITY, 1e-10, 1e-10),
        (f64::NEG_INFINITY, 3.0, 3.0),
        (f64::NEG_INFINITY, -3.0, -3.0),
        (0.0, f64::NAN, f64::NAN),
        (0.0, f64::INFINITY, f64::INFINITY),
        (0.0, f64::NEG_INFINITY, 0.0),
        (0.0, 0.0, 0.6931471805599453),
        (0.0, -0.0, 0.6931471805599453),
        (0.0, 1.0, 1.3132616875182228),
        (0.0, -1.0, 0.31326168751822286),
        (0.0, 2.0, 2.1269280110429727),
        (0.0, -2.0, 0.1269280110429725),
        (0.0, 5.0, 5.006715348489118),
        (0.0, -5.0, 0.006715348489118068),
        (0.0, 5.5, 5.504078443270571),
        (0.0, -5.5, 0.0040784432705707205),
        (0.0, 0.3, 0.8543552444685272),
        (0.0, -0.3, 0.5543552444685271),
        (0.0, 7.0, 7.000911466453775),
        (0.0, 1e+300, 1e+300),
        (0.0, -1e+300, 0.0),
        (0.0, 5e-324, 0.6931471805599453),
        (0.0, -5e-324, 0.6931471805599453),
        (0.0, 1e-10, 0.6931471806099453),
        (0.0, 3.0, 3.048587351573742),
        (0.0, -3.0, 0.048587351573742055),
        (-0.0, f64::NAN, f64::NAN),
        (-0.0, f64::INFINITY, f64::INFINITY),
        (-0.0, f64::NEG_INFINITY, 0.0),
        (-0.0, 0.0, 0.6931471805599453),
        (-0.0, -0.0, 0.6931471805599453),
        (-0.0, 1.0, 1.3132616875182228),
        (-0.0, -1.0, 0.31326168751822286),
        (-0.0, 2.0, 2.1269280110429727),
        (-0.0, -2.0, 0.1269280110429725),
        (-0.0, 5.0, 5.006715348489118),
        (-0.0, -5.0, 0.006715348489118068),
        (-0.0, 5.5, 5.504078443270571),
        (-0.0, -5.5, 0.0040784432705707205),
        (-0.0, 0.3, 0.8543552444685272),
        (-0.0, -0.3, 0.5543552444685271),
        (-0.0, 7.0, 7.000911466453775),
        (-0.0, 1e+300, 1e+300),
        (-0.0, -1e+300, 0.0),
        (-0.0, 5e-324, 0.6931471805599453),
        (-0.0, -5e-324, 0.6931471805599453),
        (-0.0, 1e-10, 0.6931471806099453),
        (-0.0, 3.0, 3.048587351573742),
        (-0.0, -3.0, 0.048587351573742055),
        (1.0, f64::NAN, f64::NAN),
        (1.0, f64::INFINITY, f64::INFINITY),
        (1.0, f64::NEG_INFINITY, 1.0),
        (1.0, 0.0, 1.3132616875182228),
        (1.0, -0.0, 1.3132616875182228),
        (1.0, 1.0, 1.6931471805599454),
        (1.0, -1.0, 1.1269280110429725),
        (1.0, 2.0, 2.313261687518223),
        (1.0, -2.0, 1.048587351573742),
        (1.0, 5.0, 5.0181499279178094),
        (1.0, -5.0, 1.0024756851377306),
        (1.0, 5.5, 5.511047744848594),
        (1.0, -5.5, 1.0015023101597542),
        (1.0, 0.3, 1.403186048885458),
        (1.0, -0.3, 1.2410084538329922),
        (1.0, 7.0, 7.00247568513773),
        (1.0, 1e+300, 1e+300),
        (1.0, -1e+300, 1.0),
        (1.0, 5e-324, 1.3132616875182228),
        (1.0, -5e-324, 1.3132616875182228),
        (1.0, 1e-10, 1.313261687545117),
        (1.0, 3.0, 3.1269280110429727),
        (1.0, -3.0, 1.0181499279178097),
        (-1.0, f64::NAN, f64::NAN),
        (-1.0, f64::INFINITY, f64::INFINITY),
        (-1.0, f64::NEG_INFINITY, -1.0),
        (-1.0, 0.0, 0.31326168751822286),
        (-1.0, -0.0, 0.31326168751822286),
        (-1.0, 1.0, 1.1269280110429725),
        (-1.0, -1.0, -0.3068528194400547),
        (-1.0, 2.0, 2.048587351573742),
        (-1.0, -2.0, -0.6867383124817772),
        (-1.0, 5.0, 5.00247568513773),
        (-1.0, -5.0, -0.9818500720821902),
        (-1.0, 5.5, 5.501502310159754),
        (-1.0, -5.5, -0.9889522551514062),
        (-1.0, 0.3, 0.5410084538329922),
        (-1.0, -0.3, 0.1031860488854579),
        (-1.0, 7.0, 7.000335406372896),
        (-1.0, 1e+300, 1e+300),
        (-1.0, -1e+300, -1.0),
        (-1.0, 5e-324, 0.31326168751822286),
        (-1.0, -5e-324, 0.31326168751822286),
        (-1.0, 1e-10, 0.31326168759132866),
        (-1.0, 3.0, 3.01814992791781),
        (-1.0, -3.0, -0.8730719889570275),
        (2.0, f64::NAN, f64::NAN),
        (2.0, f64::INFINITY, f64::INFINITY),
        (2.0, f64::NEG_INFINITY, 2.0),
        (2.0, 0.0, 2.1269280110429727),
        (2.0, -0.0, 2.1269280110429727),
        (2.0, 1.0, 2.313261687518223),
        (2.0, -1.0, 2.048587351573742),
        (2.0, 2.0, 2.6931471805599454),
        (2.0, -2.0, 2.01814992791781),
        (2.0, 5.0, 5.048587351573742),
        (2.0, -5.0, 2.000911466453774),
        (2.0, 5.5, 5.529750418272621),
        (2.0, -5.5, 2.0005529314753607),
        (2.0, 0.3, 2.167786029386266),
        (2.0, -0.3, 2.0955454645979628),
        (2.0, 7.0, 7.006715348489118),
        (2.0, 1e+300, 1e+300),
        (2.0, -1e+300, 2.0),
        (2.0, 5e-324, 2.1269280110429727),
        (2.0, -5e-324, 2.1269280110429727),
        (2.0, 1e-10, 2.126928011054893),
        (2.0, 3.0, 3.313261687518223),
        (2.0, -3.0, 2.0067153484891183),
        (-2.0, f64::NAN, f64::NAN),
        (-2.0, f64::INFINITY, f64::INFINITY),
        (-2.0, f64::NEG_INFINITY, -2.0),
        (-2.0, 0.0, 0.1269280110429725),
        (-2.0, -0.0, 0.1269280110429725),
        (-2.0, 1.0, 1.048587351573742),
        (-2.0, -1.0, -0.6867383124817772),
        (-2.0, 2.0, 2.01814992791781),
        (-2.0, -2.0, -1.3068528194400546),
        (-2.0, 5.0, 5.000911466453775),
        (-2.0, -5.0, -1.951412648426258),
        (-2.0, 5.5, 5.500552931475361),
        (-2.0, -5.5, -1.9702495817273795),
        (-2.0, 0.3, 0.3955454645979629),
        (-2.0, -0.3, -0.13221397061373408),
        (-2.0, 7.0, 7.000123402189724),
        (-2.0, 1e+300, 1e+300),
        (-2.0, -1e+300, -2.0),
        (-2.0, 5e-324, 0.1269280110429725),
        (-2.0, -5e-324, 0.1269280110429725),
        (-2.0, 1e-10, 0.1269280111310522),
        (-2.0, 3.0, 3.0067153484891183),
        (-2.0, -3.0, -1.6867383124817772),
        (5.0, f64::NAN, f64::NAN),
        (5.0, f64::INFINITY, f64::INFINITY),
        (5.0, f64::NEG_INFINITY, 5.0),
        (5.0, 0.0, 5.006715348489118),
        (5.0, -0.0, 5.006715348489118),
        (5.0, 1.0, 5.0181499279178094),
        (5.0, -1.0, 5.00247568513773),
        (5.0, 2.0, 5.048587351573742),
        (5.0, -2.0, 5.000911466453775),
        (5.0, 5.0, 5.693147180559945),
        (5.0, -5.0, 5.000045398899217),
        (5.0, 5.5, 5.9740769841801065),
        (5.0, -5.5, 5.000027536070228),
        (5.0, 0.3, 5.009054164169887),
        (5.0, -0.3, 5.004979177204327),
        (5.0, 7.0, 7.126928011042972),
        (5.0, 1e+300, 1e+300),
        (5.0, -1e+300, 5.0),
        (5.0, 5e-324, 5.006715348489118),
        (5.0, -5e-324, 5.006715348489118),
        (5.0, 1e-10, 5.006715348489787),
        (5.0, 3.0, 5.126928011042972),
        (5.0, -3.0, 5.000335406372896),
        (-5.0, f64::NAN, f64::NAN),
        (-5.0, f64::INFINITY, f64::INFINITY),
        (-5.0, f64::NEG_INFINITY, -5.0),
        (-5.0, 0.0, 0.006715348489118068),
        (-5.0, -0.0, 0.006715348489118068),
        (-5.0, 1.0, 1.0024756851377306),
        (-5.0, -1.0, -0.9818500720821902),
        (-5.0, 2.0, 2.000911466453774),
        (-5.0, -2.0, -1.951412648426258),
        (-5.0, 5.0, 5.000045398899217),
        (-5.0, -5.0, -4.306852819440055),
        (-5.0, 5.5, 5.500027536070228),
        (-5.0, -5.5, -4.5259230158198935),
        (-5.0, 0.3, 0.3049791772043272),
        (-5.0, -0.3, -0.2909458358301125),
        (-5.0, 7.0, 7.0000061441934776),
        (-5.0, 1e+300, 1e+300),
        (-5.0, -1e+300, -5.0),
        (-5.0, 5e-324, 0.006715348489118068),
        (-5.0, -5e-324, 0.006715348489118068),
        (-5.0, 1e-10, 0.006715348588448783),
        (-5.0, 3.0, 3.000335406372896),
        (-5.0, -3.0, -2.8730719889570273),
        (5.5, f64::NAN, f64::NAN),
        (5.5, f64::INFINITY, f64::INFINITY),
        (5.5, f64::NEG_INFINITY, 5.5),
        (5.5, 0.0, 5.504078443270571),
        (5.5, -0.0, 5.504078443270571),
        (5.5, 1.0, 5.511047744848594),
        (5.5, -1.0, 5.501502310159754),
        (5.5, 2.0, 5.529750418272621),
        (5.5, -2.0, 5.500552931475361),
        (5.5, 5.0, 5.9740769841801065),
        (5.5, -5.0, 5.500027536070228),
        (5.5, 5.5, 6.193147180559945),
        (5.5, -5.5, 5.500016701561319),
        (5.5, 0.3, 5.5055014039096575),
        (5.5, -0.3, 5.503022980930831),
        (5.5, 7.0, 7.201413277982752),
        (5.5, 1e+300, 1e+300),
        (5.5, -1e+300, 5.5),
        (5.5, 5e-324, 5.504078443270571),
        (5.5, -5e-324, 5.504078443270571),
        (5.5, 1e-10, 5.504078443270978),
        (5.5, 3.0, 5.57888973429255),
        (5.5, -3.0, 5.5002034476721295),
        (-5.5, f64::NAN, f64::NAN),
        (-5.5, f64::INFINITY, f64::INFINITY),
        (-5.5, f64::NEG_INFINITY, -5.5),
        (-5.5, 0.0, 0.0040784432705707205),
        (-5.5, -0.0, 0.0040784432705707205),
        (-5.5, 1.0, 1.0015023101597542),
        (-5.5, -1.0, -0.9889522551514062),
        (-5.5, 2.0, 2.0005529314753607),
        (-5.5, -2.0, -1.9702495817273795),
        (-5.5, 5.0, 5.000027536070228),
        (-5.5, -5.0, -4.5259230158198935),
        (-5.5, 5.5, 5.500016701561319),
        (-5.5, -5.5, -4.806852819440055),
        (-5.5, 0.3, 0.30302298093083163),
        (-5.5, -0.3, -0.2944985960903426),
        (-5.5, 7.0, 7.000003726646228),
        (-5.5, 1e+300, 1e+300),
        (-5.5, -1e+300, -5.5),
        (-5.5, 5e-324, 0.0040784432705707205),
        (-5.5, -5e-324, 0.0040784432705707205),
        (-5.5, 1e-10, 0.004078443370163706),
        (-5.5, 3.0, 3.0002034476721295),
        (-5.5, -3.0, -2.9211102657074504),
        (0.3, f64::NAN, f64::NAN),
        (0.3, f64::INFINITY, f64::INFINITY),
        (0.3, f64::NEG_INFINITY, 0.3),
        (0.3, 0.0, 0.8543552444685272),
        (0.3, -0.0, 0.8543552444685272),
        (0.3, 1.0, 1.403186048885458),
        (0.3, -1.0, 0.5410084538329922),
        (0.3, 2.0, 2.167786029386266),
        (0.3, -2.0, 0.3955454645979629),
        (0.3, 5.0, 5.009054164169887),
        (0.3, -5.0, 0.3049791772043272),
        (0.3, 5.5, 5.5055014039096575),
        (0.3, -5.5, 0.30302298093083163),
        (0.3, 0.3, 0.9931471805599452),
        (0.3, -0.3, 0.7374879504858857),
        (0.3, 7.0, 7.001230154951713),
        (0.3, 1e+300, 1e+300),
        (0.3, -1e+300, 0.3),
        (0.3, 5e-324, 0.8543552444685272),
        (0.3, -5e-324, 0.8543552444685272),
        (0.3, 1e-10, 0.8543552445110829),
        (0.3, 3.0, 3.0650435617765908),
        (0.3, -3.0, 0.3362192588706593),
        (-0.3, f64::NAN, f64::NAN),
        (-0.3, f64::INFINITY, f64::INFINITY),
        (-0.3, f64::NEG_INFINITY, -0.3),
        (-0.3, 0.0, 0.5543552444685271),
        (-0.3, -0.0, 0.5543552444685271),
        (-0.3, 1.0, 1.2410084538329922),
        (-0.3, -1.0, 0.1031860488854579),
        (-0.3, 2.0, 2.0955454645979628),
        (-0.3, -2.0, -0.13221397061373408),
        (-0.3, 5.0, 5.004979177204327),
        (-0.3, -5.0, -0.2909458358301125),
        (-0.3, 5.5, 5.503022980930831),
        (-0.3, -5.5, -0.2944985960903426),
        (-0.3, 0.3, 0.7374879504858857),
        (-0.3, -0.3, 0.3931471805599453),
        (-0.3, 7.0, 7.000675310701585),
        (-0.3, 1e+300, 1e+300),
        (-0.3, -1e+300, -0.3),
        (-0.3, 5e-324, 0.5543552444685271),
        (-0.3, -5e-324, 0.5543552444685271),
        (-0.3, 1e-10, 0.5543552445259713),
        (-0.3, 3.0, 3.036219258870659),
        (-0.3, -3.0, -0.23495643822340945),
        (7.0, f64::NAN, f64::NAN),
        (7.0, f64::INFINITY, f64::INFINITY),
        (7.0, f64::NEG_INFINITY, 7.0),
        (7.0, 0.0, 7.000911466453775),
        (7.0, -0.0, 7.000911466453775),
        (7.0, 1.0, 7.00247568513773),
        (7.0, -1.0, 7.000335406372896),
        (7.0, 2.0, 7.006715348489118),
        (7.0, -2.0, 7.000123402189724),
        (7.0, 5.0, 7.126928011042972),
        (7.0, -5.0, 7.0000061441934776),
        (7.0, 5.5, 7.201413277982752),
        (7.0, -5.5, 7.000003726646228),
        (7.0, 0.3, 7.001230154951713),
        (7.0, -0.3, 7.000675310701585),
        (7.0, 7.0, 7.693147180559945),
        (7.0, 1e+300, 1e+300),
        (7.0, -1e+300, 7.0),
        (7.0, 5e-324, 7.000911466453775),
        (7.0, -5e-324, 7.000911466453775),
        (7.0, 1e-10, 7.000911466453865),
        (7.0, 3.0, 7.0181499279178094),
        (7.0, -3.0, 7.000045398899217),
        (1e+300, f64::NAN, f64::NAN),
        (1e+300, f64::INFINITY, f64::INFINITY),
        (1e+300, f64::NEG_INFINITY, 1e+300),
        (1e+300, 0.0, 1e+300),
        (1e+300, -0.0, 1e+300),
        (1e+300, 1.0, 1e+300),
        (1e+300, -1.0, 1e+300),
        (1e+300, 2.0, 1e+300),
        (1e+300, -2.0, 1e+300),
        (1e+300, 5.0, 1e+300),
        (1e+300, -5.0, 1e+300),
        (1e+300, 5.5, 1e+300),
        (1e+300, -5.5, 1e+300),
        (1e+300, 0.3, 1e+300),
        (1e+300, -0.3, 1e+300),
        (1e+300, 7.0, 1e+300),
        (1e+300, 1e+300, 1e+300),
        (1e+300, -1e+300, 1e+300),
        (1e+300, 5e-324, 1e+300),
        (1e+300, -5e-324, 1e+300),
        (1e+300, 1e-10, 1e+300),
        (1e+300, 3.0, 1e+300),
        (1e+300, -3.0, 1e+300),
        (-1e+300, f64::NAN, f64::NAN),
        (-1e+300, f64::INFINITY, f64::INFINITY),
        (-1e+300, f64::NEG_INFINITY, -1e+300),
        (-1e+300, 0.0, 0.0),
        (-1e+300, -0.0, 0.0),
        (-1e+300, 1.0, 1.0),
        (-1e+300, -1.0, -1.0),
        (-1e+300, 2.0, 2.0),
        (-1e+300, -2.0, -2.0),
        (-1e+300, 5.0, 5.0),
        (-1e+300, -5.0, -5.0),
        (-1e+300, 5.5, 5.5),
        (-1e+300, -5.5, -5.5),
        (-1e+300, 0.3, 0.3),
        (-1e+300, -0.3, -0.3),
        (-1e+300, 7.0, 7.0),
        (-1e+300, 1e+300, 1e+300),
        (-1e+300, -1e+300, -1e+300),
        (-1e+300, 5e-324, 5e-324),
        (-1e+300, -5e-324, -5e-324),
        (-1e+300, 1e-10, 1e-10),
        (-1e+300, 3.0, 3.0),
        (-1e+300, -3.0, -3.0),
        (5e-324, f64::NAN, f64::NAN),
        (5e-324, f64::INFINITY, f64::INFINITY),
        (5e-324, f64::NEG_INFINITY, 5e-324),
        (5e-324, 0.0, 0.6931471805599453),
        (5e-324, -0.0, 0.6931471805599453),
        (5e-324, 1.0, 1.3132616875182228),
        (5e-324, -1.0, 0.31326168751822286),
        (5e-324, 2.0, 2.1269280110429727),
        (5e-324, -2.0, 0.1269280110429725),
        (5e-324, 5.0, 5.006715348489118),
        (5e-324, -5.0, 0.006715348489118068),
        (5e-324, 5.5, 5.504078443270571),
        (5e-324, -5.5, 0.0040784432705707205),
        (5e-324, 0.3, 0.8543552444685272),
        (5e-324, -0.3, 0.5543552444685271),
        (5e-324, 7.0, 7.000911466453775),
        (5e-324, 1e+300, 1e+300),
        (5e-324, -1e+300, 5e-324),
        (5e-324, 5e-324, 0.6931471805599453),
        (5e-324, -5e-324, 0.6931471805599453),
        (5e-324, 1e-10, 0.6931471806099453),
        (5e-324, 3.0, 3.048587351573742),
        (5e-324, -3.0, 0.048587351573742055),
        (-5e-324, f64::NAN, f64::NAN),
        (-5e-324, f64::INFINITY, f64::INFINITY),
        (-5e-324, f64::NEG_INFINITY, -5e-324),
        (-5e-324, 0.0, 0.6931471805599453),
        (-5e-324, -0.0, 0.6931471805599453),
        (-5e-324, 1.0, 1.3132616875182228),
        (-5e-324, -1.0, 0.31326168751822286),
        (-5e-324, 2.0, 2.1269280110429727),
        (-5e-324, -2.0, 0.1269280110429725),
        (-5e-324, 5.0, 5.006715348489118),
        (-5e-324, -5.0, 0.006715348489118068),
        (-5e-324, 5.5, 5.504078443270571),
        (-5e-324, -5.5, 0.0040784432705707205),
        (-5e-324, 0.3, 0.8543552444685272),
        (-5e-324, -0.3, 0.5543552444685271),
        (-5e-324, 7.0, 7.000911466453775),
        (-5e-324, 1e+300, 1e+300),
        (-5e-324, -1e+300, -5e-324),
        (-5e-324, 5e-324, 0.6931471805599453),
        (-5e-324, -5e-324, 0.6931471805599453),
        (-5e-324, 1e-10, 0.6931471806099453),
        (-5e-324, 3.0, 3.048587351573742),
        (-5e-324, -3.0, 0.048587351573742055),
        (1e-10, f64::NAN, f64::NAN),
        (1e-10, f64::INFINITY, f64::INFINITY),
        (1e-10, f64::NEG_INFINITY, 1e-10),
        (1e-10, 0.0, 0.6931471806099453),
        (1e-10, -0.0, 0.6931471806099453),
        (1e-10, 1.0, 1.313261687545117),
        (1e-10, -1.0, 0.31326168759132866),
        (1e-10, 2.0, 2.126928011054893),
        (1e-10, -2.0, 0.1269280111310522),
        (1e-10, 5.0, 5.006715348489787),
        (1e-10, -5.0, 0.006715348588448783),
        (1e-10, 5.5, 5.504078443270978),
        (1e-10, -5.5, 0.004078443370163706),
        (1e-10, 0.3, 0.8543552445110829),
        (1e-10, -0.3, 0.5543552445259713),
        (1e-10, 7.0, 7.000911466453865),
        (1e-10, 1e+300, 1e+300),
        (1e-10, -1e+300, 1e-10),
        (1e-10, 5e-324, 0.6931471806099453),
        (1e-10, -5e-324, 0.6931471806099453),
        (1e-10, 1e-10, 0.6931471806599453),
        (1e-10, 3.0, 3.0485873515784845),
        (1e-10, -3.0, 0.04858735166899947),
        (3.0, f64::NAN, f64::NAN),
        (3.0, f64::INFINITY, f64::INFINITY),
        (3.0, f64::NEG_INFINITY, 3.0),
        (3.0, 0.0, 3.048587351573742),
        (3.0, -0.0, 3.048587351573742),
        (3.0, 1.0, 3.1269280110429727),
        (3.0, -1.0, 3.01814992791781),
        (3.0, 2.0, 3.313261687518223),
        (3.0, -2.0, 3.0067153484891183),
        (3.0, 5.0, 5.126928011042972),
        (3.0, -5.0, 3.000335406372896),
        (3.0, 5.5, 5.57888973429255),
        (3.0, -5.5, 3.0002034476721295),
        (3.0, 0.3, 3.0650435617765908),
        (3.0, -0.3, 3.036219258870659),
        (3.0, 7.0, 7.0181499279178094),
        (3.0, 1e+300, 1e+300),
        (3.0, -1e+300, 3.0),
        (3.0, 5e-324, 3.048587351573742),
        (3.0, -5e-324, 3.048587351573742),
        (3.0, 1e-10, 3.0485873515784845),
        (3.0, 3.0, 3.6931471805599454),
        (3.0, -3.0, 3.0024756851377306),
        (-3.0, f64::NAN, f64::NAN),
        (-3.0, f64::INFINITY, f64::INFINITY),
        (-3.0, f64::NEG_INFINITY, -3.0),
        (-3.0, 0.0, 0.048587351573742055),
        (-3.0, -0.0, 0.048587351573742055),
        (-3.0, 1.0, 1.0181499279178097),
        (-3.0, -1.0, -0.8730719889570275),
        (-3.0, 2.0, 2.0067153484891183),
        (-3.0, -2.0, -1.6867383124817772),
        (-3.0, 5.0, 5.000335406372896),
        (-3.0, -5.0, -2.8730719889570273),
        (-3.0, 5.5, 5.5002034476721295),
        (-3.0, -5.5, -2.9211102657074504),
        (-3.0, 0.3, 0.3362192588706593),
        (-3.0, -0.3, -0.23495643822340945),
        (-3.0, 7.0, 7.000045398899217),
        (-3.0, 1e+300, 1e+300),
        (-3.0, -1e+300, -3.0),
        (-3.0, 5e-324, 0.048587351573742055),
        (-3.0, -5e-324, 0.048587351573742055),
        (-3.0, 1e-10, 0.04858735166899947),
        (-3.0, 3.0, 3.0024756851377306),
        (-3.0, -3.0, -2.3068528194400546),
    ];
    for &(x, y, want) in CASES {
        check(
            "logaddexp",
            &format!("{x:?}, {y:?}"),
            logaddexp(x, y),
            want,
            1e-13,
            0.0,
        );
    }
}
#[test]
fn logaddexp2_f64() {
    let _report = Report;
    const CASES: &[(f64, f64, f64)] = &[
        (f64::NAN, f64::NAN, f64::NAN),
        (f64::NAN, f64::INFINITY, f64::NAN),
        (f64::NAN, f64::NEG_INFINITY, f64::NAN),
        (f64::NAN, 0.0, f64::NAN),
        (f64::NAN, -0.0, f64::NAN),
        (f64::NAN, 1.0, f64::NAN),
        (f64::NAN, -1.0, f64::NAN),
        (f64::NAN, 2.0, f64::NAN),
        (f64::NAN, -2.0, f64::NAN),
        (f64::NAN, 5.0, f64::NAN),
        (f64::NAN, -5.0, f64::NAN),
        (f64::NAN, 5.5, f64::NAN),
        (f64::NAN, -5.5, f64::NAN),
        (f64::NAN, 0.3, f64::NAN),
        (f64::NAN, -0.3, f64::NAN),
        (f64::NAN, 7.0, f64::NAN),
        (f64::NAN, 1e+300, f64::NAN),
        (f64::NAN, -1e+300, f64::NAN),
        (f64::NAN, 5e-324, f64::NAN),
        (f64::NAN, -5e-324, f64::NAN),
        (f64::NAN, 1e-10, f64::NAN),
        (f64::NAN, 3.0, f64::NAN),
        (f64::NAN, -3.0, f64::NAN),
        (f64::INFINITY, f64::NAN, f64::NAN),
        (f64::INFINITY, f64::INFINITY, f64::INFINITY),
        (f64::INFINITY, f64::NEG_INFINITY, f64::INFINITY),
        (f64::INFINITY, 0.0, f64::INFINITY),
        (f64::INFINITY, -0.0, f64::INFINITY),
        (f64::INFINITY, 1.0, f64::INFINITY),
        (f64::INFINITY, -1.0, f64::INFINITY),
        (f64::INFINITY, 2.0, f64::INFINITY),
        (f64::INFINITY, -2.0, f64::INFINITY),
        (f64::INFINITY, 5.0, f64::INFINITY),
        (f64::INFINITY, -5.0, f64::INFINITY),
        (f64::INFINITY, 5.5, f64::INFINITY),
        (f64::INFINITY, -5.5, f64::INFINITY),
        (f64::INFINITY, 0.3, f64::INFINITY),
        (f64::INFINITY, -0.3, f64::INFINITY),
        (f64::INFINITY, 7.0, f64::INFINITY),
        (f64::INFINITY, 1e+300, f64::INFINITY),
        (f64::INFINITY, -1e+300, f64::INFINITY),
        (f64::INFINITY, 5e-324, f64::INFINITY),
        (f64::INFINITY, -5e-324, f64::INFINITY),
        (f64::INFINITY, 1e-10, f64::INFINITY),
        (f64::INFINITY, 3.0, f64::INFINITY),
        (f64::INFINITY, -3.0, f64::INFINITY),
        (f64::NEG_INFINITY, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, f64::INFINITY, f64::INFINITY),
        (f64::NEG_INFINITY, f64::NEG_INFINITY, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 0.0, 0.0),
        (f64::NEG_INFINITY, -0.0, 0.0),
        (f64::NEG_INFINITY, 1.0, 1.0),
        (f64::NEG_INFINITY, -1.0, -1.0),
        (f64::NEG_INFINITY, 2.0, 2.0),
        (f64::NEG_INFINITY, -2.0, -2.0),
        (f64::NEG_INFINITY, 5.0, 5.0),
        (f64::NEG_INFINITY, -5.0, -5.0),
        (f64::NEG_INFINITY, 5.5, 5.5),
        (f64::NEG_INFINITY, -5.5, -5.5),
        (f64::NEG_INFINITY, 0.3, 0.3),
        (f64::NEG_INFINITY, -0.3, -0.3),
        (f64::NEG_INFINITY, 7.0, 7.0),
        (f64::NEG_INFINITY, 1e+300, 1e+300),
        (f64::NEG_INFINITY, -1e+300, -1e+300),
        (f64::NEG_INFINITY, 5e-324, 5e-324),
        (f64::NEG_INFINITY, -5e-324, -5e-324),
        (f64::NEG_INFINITY, 1e-10, 1e-10),
        (f64::NEG_INFINITY, 3.0, 3.0),
        (f64::NEG_INFINITY, -3.0, -3.0),
        (0.0, f64::NAN, f64::NAN),
        (0.0, f64::INFINITY, f64::INFINITY),
        (0.0, f64::NEG_INFINITY, 0.0),
        (0.0, 0.0, 1.0),
        (0.0, -0.0, 1.0),
        (0.0, 1.0, 1.584962500721156),
        (0.0, -1.0, 0.5849625007211562),
        (0.0, 2.0, 2.321928094887362),
        (0.0, -2.0, 0.32192809488736235),
        (0.0, 5.0, 5.044394119358453),
        (0.0, -5.0, 0.044394119358453436),
        (0.0, 5.5, 5.531532241436055),
        (0.0, -5.5, 0.03153224143605492),
        (0.0, 0.3, 1.1577838966720309),
        (0.0, -0.3, 0.8577838966720309),
        (0.0, 7.0, 7.011227255423254),
        (0.0, 1e+300, 1e+300),
        (0.0, -1e+300, 0.0),
        (0.0, 5e-324, 1.0),
        (0.0, -5e-324, 1.0),
        (0.0, 1e-10, 1.00000000005),
        (0.0, 3.0, 3.169925001442312),
        (0.0, -3.0, 0.16992500144231237),
        (-0.0, f64::NAN, f64::NAN),
        (-0.0, f64::INFINITY, f64::INFINITY),
        (-0.0, f64::NEG_INFINITY, 0.0),
        (-0.0, 0.0, 1.0),
        (-0.0, -0.0, 1.0),
        (-0.0, 1.0, 1.584962500721156),
        (-0.0, -1.0, 0.5849625007211562),
        (-0.0, 2.0, 2.321928094887362),
        (-0.0, -2.0, 0.32192809488736235),
        (-0.0, 5.0, 5.044394119358453),
        (-0.0, -5.0, 0.044394119358453436),
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        (3.0, f64::INFINITY, f64::INFINITY),
        (3.0, f64::NEG_INFINITY, 3.0),
        (3.0, 0.0, 3.169925001442312),
        (3.0, -0.0, 3.169925001442312),
        (3.0, 1.0, 3.321928094887362),
        (3.0, -1.0, 3.0874628412503395),
        (3.0, 2.0, 3.584962500721156),
        (3.0, -2.0, 3.0443941193584534),
        (3.0, 5.0, 5.321928094887363),
        (3.0, -5.0, 3.005624549193878),
        (3.0, 5.5, 5.734840581079202),
        (3.0, -5.5, 3.0039794263816684),
        (3.0, 0.3, 3.2065095142969424),
        (3.0, -0.3, 3.1395108166180967),
        (3.0, 7.0, 7.087462841250339),
        (3.0, 1e+300, 1e+300),
        (3.0, -1e+300, 3.0),
        (3.0, 5e-324, 3.169925001442312),
        (3.0, -5e-324, 3.169925001442312),
        (3.0, 1e-10, 3.1699250014534233),
        (3.0, 3.0, 4.0),
        (3.0, -3.0, 3.0223678130284544),
        (-3.0, f64::NAN, f64::NAN),
        (-3.0, f64::INFINITY, f64::INFINITY),
        (-3.0, f64::NEG_INFINITY, -3.0),
        (-3.0, 0.0, 0.16992500144231237),
        (-3.0, -0.0, 0.16992500144231237),
        (-3.0, 1.0, 1.0874628412503393),
        (-3.0, -1.0, -0.6780719051126376),
        (-3.0, 2.0, 2.0443941193584534),
        (-3.0, -2.0, -1.415037499278844),
        (-3.0, 5.0, 5.005624549193878),
        (-3.0, -5.0, -2.678071905112638),
        (-3.0, 5.5, 5.503979426381668),
        (-3.0, -5.5, -2.765159418920798),
        (-3.0, 0.3, 0.43951081661809654),
        (-3.0, -0.3, -0.09349048570305774),
        (-3.0, 7.0, 7.001408194392808),
        (-3.0, 1e+300, 1e+300),
        (-3.0, -1e+300, -3.0),
        (-3.0, 5e-324, 0.16992500144231237),
        (-3.0, -5e-324, 0.16992500144231237),
        (-3.0, 1e-10, 0.16992500153120127),
        (-3.0, 3.0, 3.0223678130284544),
        (-3.0, -3.0, -2.0),
    ];
    for &(x, y, want) in CASES {
        check(
            "logaddexp2",
            &format!("{x:?}, {y:?}"),
            logaddexp2(x, y),
            want,
            1e-13,
            0.0,
        );
    }
}
#[test]
fn fmod_f32() {
    let _report = Report;
    const CASES: &[(f32, f32, f32)] = &[
        (0.0, 0.0, f32::NAN),
        (0.0, -0.0, f32::NAN),
        (0.0, 1.0, 0.0),
        (0.0, -1.0, 0.0),
        (0.0, 2.0, 0.0),
        (0.0, -2.0, 0.0),
        (0.0, 5.0, 0.0),
        (0.0, -5.0, 0.0),
        (0.0, 5.5, 0.0),
        (0.0, -5.5, 0.0),
        (0.0, 0.3, 0.0),
        (0.0, -0.3, 0.0),
        (0.0, 7.0, 0.0),
        (0.0, 1e-10, 0.0),
        (0.0, 3.0, 0.0),
        (0.0, -3.0, 0.0),
        (0.0, 1e+30, 0.0),
        (0.0, -1e+30, 0.0),
        (0.0, 1e-40, 0.0),
        (0.0, 1.0000001, 0.0),
        (-0.0, 0.0, f32::NAN),
        (-0.0, -0.0, f32::NAN),
        (-0.0, 1.0, -0.0),
        (-0.0, -1.0, -0.0),
        (-0.0, 2.0, -0.0),
        (-0.0, -2.0, -0.0),
        (-0.0, 5.0, -0.0),
        (-0.0, -5.0, -0.0),
        (-0.0, 5.5, -0.0),
        (-0.0, -5.5, -0.0),
        (-0.0, 0.3, -0.0),
        (-0.0, -0.3, -0.0),
        (-0.0, 7.0, -0.0),
        (-0.0, 1e-10, -0.0),
        (-0.0, 3.0, -0.0),
        (-0.0, -3.0, -0.0),
        (-0.0, 1e+30, -0.0),
        (-0.0, -1e+30, -0.0),
        (-0.0, 1e-40, -0.0),
        (-0.0, 1.0000001, -0.0),
        (1.0, 0.0, f32::NAN),
        (1.0, -0.0, f32::NAN),
        (1.0, 1.0, 0.0),
        (1.0, -1.0, 0.0),
        (1.0, 2.0, 1.0),
        (1.0, -2.0, 1.0),
        (1.0, 5.0, 1.0),
        (1.0, -5.0, 1.0),
        (1.0, 5.5, 1.0),
        (1.0, -5.5, 1.0),
        (1.0, 0.3, 0.099999964),
        (1.0, -0.3, 0.099999964),
        (1.0, 7.0, 1.0),
        (1.0, 1e-10, 4.856822e-11),
        (1.0, 3.0, 1.0),
        (1.0, -3.0, 1.0),
        (1.0, 1e+30, 1.0),
        (1.0, -1e+30, 1.0),
        (1.0, 1e-40, 8.45e-42),
        (1.0, 1.0000001, 1.0),
        (-1.0, 0.0, f32::NAN),
        (-1.0, -0.0, f32::NAN),
        (-1.0, 1.0, -0.0),
        (-1.0, -1.0, -0.0),
        (-1.0, 2.0, -1.0),
        (-1.0, -2.0, -1.0),
        (-1.0, 5.0, -1.0),
        (-1.0, -5.0, -1.0),
        (-1.0, 5.5, -1.0),
        (-1.0, -5.5, -1.0),
        (-1.0, 0.3, -0.099999964),
        (-1.0, -0.3, -0.099999964),
        (-1.0, 7.0, -1.0),
        (-1.0, 1e-10, -4.856822e-11),
        (-1.0, 3.0, -1.0),
        (-1.0, -3.0, -1.0),
        (-1.0, 1e+30, -1.0),
        (-1.0, -1e+30, -1.0),
        (-1.0, 1e-40, -8.45e-42),
        (-1.0, 1.0000001, -1.0),
        (2.0, 0.0, f32::NAN),
        (2.0, -0.0, f32::NAN),
        (2.0, 1.0, 0.0),
        (2.0, -1.0, 0.0),
        (2.0, 2.0, 0.0),
        (2.0, -2.0, 0.0),
        (2.0, 5.0, 2.0),
        (2.0, -5.0, 2.0),
        (2.0, 5.5, 2.0),
        (2.0, -5.5, 2.0),
        (2.0, 0.3, 0.19999993),
        (2.0, -0.3, 0.19999993),
        (2.0, 7.0, 2.0),
        (2.0, 1e-10, 9.713644e-11),
        (2.0, 3.0, 2.0),
        (2.0, -3.0, 2.0),
        (2.0, 1e+30, 2.0),
        (2.0, -1e+30, 2.0),
        (2.0, 1e-40, 1.69e-41),
        (2.0, 1.0000001, 0.9999999),
        (-2.0, 0.0, f32::NAN),
        (-2.0, -0.0, f32::NAN),
        (-2.0, 1.0, -0.0),
        (-2.0, -1.0, -0.0),
        (-2.0, 2.0, -0.0),
        (-2.0, -2.0, -0.0),
        (-2.0, 5.0, -2.0),
        (-2.0, -5.0, -2.0),
        (-2.0, 5.5, -2.0),
        (-2.0, -5.5, -2.0),
        (-2.0, 0.3, -0.19999993),
        (-2.0, -0.3, -0.19999993),
        (-2.0, 7.0, -2.0),
        (-2.0, 1e-10, -9.713644e-11),
        (-2.0, 3.0, -2.0),
        (-2.0, -3.0, -2.0),
        (-2.0, 1e+30, -2.0),
        (-2.0, -1e+30, -2.0),
        (-2.0, 1e-40, -1.69e-41),
        (-2.0, 1.0000001, -0.9999999),
        (5.0, 0.0, f32::NAN),
        (5.0, -0.0, f32::NAN),
        (5.0, 1.0, 0.0),
        (5.0, -1.0, 0.0),
        (5.0, 2.0, 1.0),
        (5.0, -2.0, 1.0),
        (5.0, 5.0, 0.0),
        (5.0, -5.0, 0.0),
        (5.0, 5.5, 5.0),
        (5.0, -5.5, 5.0),
        (5.0, 0.3, 0.19999981),
        (5.0, -0.3, 0.19999981),
        (5.0, 7.0, 5.0),
        (5.0, 1e-10, 4.2841092e-11),
        (5.0, 3.0, 2.0),
        (5.0, -3.0, 2.0),
        (5.0, 1e+30, 5.0),
        (5.0, -1e+30, 5.0),
        (5.0, 1e-40, 4.2249e-41),
        (5.0, 1.0000001, 0.9999995),
        (-5.0, 0.0, f32::NAN),
        (-5.0, -0.0, f32::NAN),
        (-5.0, 1.0, -0.0),
        (-5.0, -1.0, -0.0),
        (-5.0, 2.0, -1.0),
        (-5.0, -2.0, -1.0),
        (-5.0, 5.0, -0.0),
        (-5.0, -5.0, -0.0),
        (-5.0, 5.5, -5.0),
        (-5.0, -5.5, -5.0),
        (-5.0, 0.3, -0.19999981),
        (-5.0, -0.3, -0.19999981),
        (-5.0, 7.0, -5.0),
        (-5.0, 1e-10, -4.2841092e-11),
        (-5.0, 3.0, -2.0),
        (-5.0, -3.0, -2.0),
        (-5.0, 1e+30, -5.0),
        (-5.0, -1e+30, -5.0),
        (-5.0, 1e-40, -4.2249e-41),
        (-5.0, 1.0000001, -0.9999995),
        (5.5, 0.0, f32::NAN),
        (5.5, -0.0, f32::NAN),
        (5.5, 1.0, 0.5),
        (5.5, -1.0, 0.5),
        (5.5, 2.0, 1.5),
        (5.5, -2.0, 1.5),
        (5.5, 5.0, 0.5),
        (5.5, -5.0, 0.5),
        (5.5, 5.5, 0.0),
        (5.5, -5.5, 0.0),
        (5.5, 0.3, 0.099999785),
        (5.5, -0.3, 0.099999785),
        (5.5, 7.0, 5.5),
        (5.5, 1e-10, 6.71252e-11),
        (5.5, 3.0, 2.5),
        (5.5, -3.0, 2.5),
        (5.5, 1e+30, 5.5),
        (5.5, -1e+30, 5.5),
        (5.5, 1e-40, 9.6474e-41),
        (5.5, 1.0000001, 0.4999994),
        (-5.5, 0.0, f32::NAN),
        (-5.5, -0.0, f32::NAN),
        (-5.5, 1.0, -0.5),
        (-5.5, -1.0, -0.5),
        (-5.5, 2.0, -1.5),
        (-5.5, -2.0, -1.5),
        (-5.5, 5.0, -0.5),
        (-5.5, -5.0, -0.5),
        (-5.5, 5.5, -0.0),
        (-5.5, -5.5, -0.0),
        (-5.5, 0.3, -0.099999785),
        (-5.5, -0.3, -0.099999785),
        (-5.5, 7.0, -5.5),
        (-5.5, 1e-10, -6.71252e-11),
        (-5.5, 3.0, -2.5),
        (-5.5, -3.0, -2.5),
        (-5.5, 1e+30, -5.5),
        (-5.5, -1e+30, -5.5),
        (-5.5, 1e-40, -9.6474e-41),
        (-5.5, 1.0000001, -0.4999994),
        (0.3, 0.0, f32::NAN),
        (0.3, -0.0, f32::NAN),
        (0.3, 1.0, 0.3),
        (0.3, -1.0, 0.3),
        (0.3, 2.0, 0.3),
        (0.3, -2.0, 0.3),
        (0.3, 5.0, 0.3),
        (0.3, -5.0, 0.3),
        (0.3, 5.5, 0.3),
        (0.3, -5.5, 0.3),
        (0.3, 0.3, 0.0),
        (0.3, -0.3, 0.0),
        (0.3, 7.0, 0.3),
        (0.3, 1e-10, 1.5499262e-11),
        (0.3, 3.0, 0.3),
        (0.3, -3.0, 0.3),
        (0.3, 1e+30, 0.3),
        (0.3, -1e+30, 0.3),
        (0.3, 1e-40, 6.9034e-41),
        (0.3, 1.0000001, 0.3),
        (-0.3, 0.0, f32::NAN),
        (-0.3, -0.0, f32::NAN),
        (-0.3, 1.0, -0.3),
        (-0.3, -1.0, -0.3),
        (-0.3, 2.0, -0.3),
        (-0.3, -2.0, -0.3),
        (-0.3, 5.0, -0.3),
        (-0.3, -5.0, -0.3),
        (-0.3, 5.5, -0.3),
        (-0.3, -5.5, -0.3),
        (-0.3, 0.3, -0.0),
        (-0.3, -0.3, -0.0),
        (-0.3, 7.0, -0.3),
        (-0.3, 1e-10, -1.5499262e-11),
        (-0.3, 3.0, -0.3),
        (-0.3, -3.0, -0.3),
        (-0.3, 1e+30, -0.3),
        (-0.3, -1e+30, -0.3),
        (-0.3, 1e-40, -6.9034e-41),
        (-0.3, 1.0000001, -0.3),
        (7.0, 0.0, f32::NAN),
        (7.0, -0.0, f32::NAN),
        (7.0, 1.0, 0.0),
        (7.0, -1.0, 0.0),
        (7.0, 2.0, 1.0),
        (7.0, -2.0, 1.0),
        (7.0, 5.0, 2.0),
        (7.0, -5.0, 2.0),
        (7.0, 5.5, 1.5),
        (7.0, -5.5, 1.5),
        (7.0, 0.3, 0.099999726),
        (7.0, -0.3, 0.099999726),
        (7.0, 7.0, 0.0),
        (7.0, 1e-10, 3.9977528e-11),
        (7.0, 3.0, 1.0),
        (7.0, -3.0, 1.0),
        (7.0, 1e+30, 7.0),
        (7.0, -1e+30, 7.0),
        (7.0, 1e-40, 5.9149e-41),
        (7.0, 1.0000001, 0.9999993),
        (1e-10, 0.0, f32::NAN),
        (1e-10, -0.0, f32::NAN),
        (1e-10, 1.0, 1e-10),
        (1e-10, -1.0, 1e-10),
        (1e-10, 2.0, 1e-10),
        (1e-10, -2.0, 1e-10),
        (1e-10, 5.0, 1e-10),
        (1e-10, -5.0, 1e-10),
        (1e-10, 5.5, 1e-10),
        (1e-10, -5.5, 1e-10),
        (1e-10, 0.3, 1e-10),
        (1e-10, -0.3, 1e-10),
        (1e-10, 7.0, 1e-10),
        (1e-10, 1e-10, 0.0),
        (1e-10, 3.0, 1e-10),
        (1e-10, -3.0, 1e-10),
        (1e-10, 1e+30, 1e-10),
        (1e-10, -1e+30, 1e-10),
        (1e-10, 1e-40, 5.3815e-41),
        (1e-10, 1.0000001, 1e-10),
        (3.0, 0.0, f32::NAN),
        (3.0, -0.0, f32::NAN),
        (3.0, 1.0, 0.0),
        (3.0, -1.0, 0.0),
        (3.0, 2.0, 1.0),
        (3.0, -2.0, 1.0),
        (3.0, 5.0, 3.0),
        (3.0, -5.0, 3.0),
        (3.0, 5.5, 3.0),
        (3.0, -5.5, 3.0),
        (3.0, 0.3, 0.2999999),
        (3.0, -0.3, 0.2999999),
        (3.0, 7.0, 3.0),
        (3.0, 1e-10, 4.5704655e-11),
        (3.0, 3.0, 0.0),
        (3.0, -3.0, 0.0),
        (3.0, 1e+30, 3.0),
        (3.0, -1e+30, 3.0),
        (3.0, 1e-40, 2.535e-41),
        (3.0, 1.0000001, 0.99999976),
        (-3.0, 0.0, f32::NAN),
        (-3.0, -0.0, f32::NAN),
        (-3.0, 1.0, -0.0),
        (-3.0, -1.0, -0.0),
        (-3.0, 2.0, -1.0),
        (-3.0, -2.0, -1.0),
        (-3.0, 5.0, -3.0),
        (-3.0, -5.0, -3.0),
        (-3.0, 5.5, -3.0),
        (-3.0, -5.5, -3.0),
        (-3.0, 0.3, -0.2999999),
        (-3.0, -0.3, -0.2999999),
        (-3.0, 7.0, -3.0),
        (-3.0, 1e-10, -4.5704655e-11),
        (-3.0, 3.0, -0.0),
        (-3.0, -3.0, -0.0),
        (-3.0, 1e+30, -3.0),
        (-3.0, -1e+30, -3.0),
        (-3.0, 1e-40, -2.535e-41),
        (-3.0, 1.0000001, -0.99999976),
        (1e+30, 0.0, f32::NAN),
        (1e+30, -0.0, f32::NAN),
        (1e+30, 1.0, 0.0),
        (1e+30, -1.0, 0.0),
        (1e+30, 2.0, 0.0),
        (1e+30, -2.0, 0.0),
        (1e+30, 5.0, 0.0),
        (1e+30, -5.0, 0.0),
        (1e+30, 5.5, 4.0),
        (1e+30, -5.5, 4.0),
        (1e+30, 0.3, 0.004301071),
        (1e+30, -0.3, 0.004301071),
        (1e+30, 7.0, 1.0),
        (1e+30, 1e-10, 3.899825e-12),
        (1e+30, 3.0, 0.0),
        (1e+30, -3.0, 0.0),
        (1e+30, 1e+30, 0.0),
        (1e+30, -1e+30, 0.0),
        (1e+30, 1e-40, 7.121e-42),
        (1e+30, 1.0000001, 0.9483708),
        (-1e+30, 0.0, f32::NAN),
        (-1e+30, -0.0, f32::NAN),
        (-1e+30, 1.0, -0.0),
        (-1e+30, -1.0, -0.0),
        (-1e+30, 2.0, -0.0),
        (-1e+30, -2.0, -0.0),
        (-1e+30, 5.0, -0.0),
        (-1e+30, -5.0, -0.0),
        (-1e+30, 5.5, -4.0),
        (-1e+30, -5.5, -4.0),
        (-1e+30, 0.3, -0.004301071),
        (-1e+30, -0.3, -0.004301071),
        (-1e+30, 7.0, -1.0),
        (-1e+30, 1e-10, -3.899825e-12),
        (-1e+30, 3.0, -0.0),
        (-1e+30, -3.0, -0.0),
        (-1e+30, 1e+30, -0.0),
        (-1e+30, -1e+30, -0.0),
        (-1e+30, 1e-40, -7.121e-42),
        (-1e+30, 1.0000001, -0.9483708),
        (1e-40, 0.0, f32::NAN),
        (1e-40, -0.0, f32::NAN),
        (1e-40, 1.0, 1e-40),
        (1e-40, -1.0, 1e-40),
        (1e-40, 2.0, 1e-40),
        (1e-40, -2.0, 1e-40),
        (1e-40, 5.0, 1e-40),
        (1e-40, -5.0, 1e-40),
        (1e-40, 5.5, 1e-40),
        (1e-40, -5.5, 1e-40),
        (1e-40, 0.3, 1e-40),
        (1e-40, -0.3, 1e-40),
        (1e-40, 7.0, 1e-40),
        (1e-40, 1e-10, 1e-40),
        (1e-40, 3.0, 1e-40),
        (1e-40, -3.0, 1e-40),
        (1e-40, 1e+30, 1e-40),
        (1e-40, -1e+30, 1e-40),
        (1e-40, 1e-40, 0.0),
        (1e-40, 1.0000001, 1e-40),
        (1.0000001, 0.0, f32::NAN),
        (1.0000001, -0.0, f32::NAN),
        (1.0000001, 1.0, 1.1920929e-07),
        (1.0000001, -1.0, 1.1920929e-07),
        (1.0000001, 2.0, 1.0000001),
        (1.0000001, -2.0, 1.0000001),
        (1.0000001, 5.0, 1.0000001),
        (1.0000001, -5.0, 1.0000001),
        (1.0000001, 5.5, 1.0000001),
        (1.0000001, -5.5, 1.0000001),
        (1.0000001, 0.3, 0.10000008),
        (1.0000001, -0.3, 0.10000008),
        (1.0000001, 7.0, 1.0000001),
        (1.0000001, 1e-10, 5.7856178e-11),
        (1.0000001, 3.0, 1.0000001),
        (1.0000001, -3.0, 1.0000001),
        (1.0000001, 1e+30, 1.0000001),
        (1.0000001, -1e+30, 1.0000001),
        (1.0000001, 1e-40, 7.3439e-41),
        (1.0000001, 1.0000001, 0.0),
    ];
    for &(x, y, want) in CASES {
        check("fmod", &format!("{x:?}, {y:?}"), fmod(x, y), want, 0.0, 0.0);
    }
}
#[test]
fn remainder_f32() {
    let _report = Report;
    const CASES: &[(f32, f32, f32)] = &[
        (0.0, 0.0, f32::NAN),
        (0.0, -0.0, f32::NAN),
        (0.0, 1.0, 0.0),
        (0.0, -1.0, -0.0),
        (0.0, 2.0, 0.0),
        (0.0, -2.0, -0.0),
        (0.0, 5.0, 0.0),
        (0.0, -5.0, -0.0),
        (0.0, 5.5, 0.0),
        (0.0, -5.5, -0.0),
        (0.0, 0.3, 0.0),
        (0.0, -0.3, -0.0),
        (0.0, 7.0, 0.0),
        (0.0, 1e-10, 0.0),
        (0.0, 3.0, 0.0),
        (0.0, -3.0, -0.0),
        (0.0, 1e+30, 0.0),
        (0.0, -1e+30, -0.0),
        (0.0, 1e-40, 0.0),
        (0.0, 1.0000001, 0.0),
        (-0.0, 0.0, f32::NAN),
        (-0.0, -0.0, f32::NAN),
        (-0.0, 1.0, 0.0),
        (-0.0, -1.0, -0.0),
        (-0.0, 2.0, 0.0),
        (-0.0, -2.0, -0.0),
        (-0.0, 5.0, 0.0),
        (-0.0, -5.0, -0.0),
        (-0.0, 5.5, 0.0),
        (-0.0, -5.5, -0.0),
        (-0.0, 0.3, 0.0),
        (-0.0, -0.3, -0.0),
        (-0.0, 7.0, 0.0),
        (-0.0, 1e-10, 0.0),
        (-0.0, 3.0, 0.0),
        (-0.0, -3.0, -0.0),
        (-0.0, 1e+30, 0.0),
        (-0.0, -1e+30, -0.0),
        (-0.0, 1e-40, 0.0),
        (-0.0, 1.0000001, 0.0),
        (1.0, 0.0, f32::NAN),
        (1.0, -0.0, f32::NAN),
        (1.0, 1.0, 0.0),
        (1.0, -1.0, -0.0),
        (1.0, 2.0, 1.0),
        (1.0, -2.0, -1.0),
        (1.0, 5.0, 1.0),
        (1.0, -5.0, -4.0),
        (1.0, 5.5, 1.0),
        (1.0, -5.5, -4.5),
        (1.0, 0.3, 0.099999964),
        (1.0, -0.3, -0.20000005),
        (1.0, 7.0, 1.0),
        (1.0, 1e-10, 4.856822e-11),
        (1.0, 3.0, 1.0),
        (1.0, -3.0, -2.0),
        (1.0, 1e+30, 1.0),
        (1.0, -1e+30, -1e+30),
        (1.0, 1e-40, 8.45e-42),
        (1.0, 1.0000001, 1.0),
        (-1.0, 0.0, f32::NAN),
        (-1.0, -0.0, f32::NAN),
        (-1.0, 1.0, 0.0),
        (-1.0, -1.0, -0.0),
        (-1.0, 2.0, 1.0),
        (-1.0, -2.0, -1.0),
        (-1.0, 5.0, 4.0),
        (-1.0, -5.0, -1.0),
        (-1.0, 5.5, 4.5),
        (-1.0, -5.5, -1.0),
        (-1.0, 0.3, 0.20000005),
        (-1.0, -0.3, -0.099999964),
        (-1.0, 7.0, 6.0),
        (-1.0, 1e-10, 5.1431782e-11),
        (-1.0, 3.0, 2.0),
        (-1.0, -3.0, -1.0),
        (-1.0, 1e+30, 1e+30),
        (-1.0, -1e+30, -1.0),
        (-1.0, 1e-40, 9.155e-41),
        (-1.0, 1.0000001, 1.1920929e-07),
        (2.0, 0.0, f32::NAN),
        (2.0, -0.0, f32::NAN),
        (2.0, 1.0, 0.0),
        (2.0, -1.0, -0.0),
        (2.0, 2.0, 0.0),
        (2.0, -2.0, -0.0),
        (2.0, 5.0, 2.0),
        (2.0, -5.0, -3.0),
        (2.0, 5.5, 2.0),
        (2.0, -5.5, -3.5),
        (2.0, 0.3, 0.19999993),
        (2.0, -0.3, -0.10000008),
        (2.0, 7.0, 2.0),
        (2.0, 1e-10, 9.713644e-11),
        (2.0, 3.0, 2.0),
        (2.0, -3.0, -1.0),
        (2.0, 1e+30, 2.0),
        (2.0, -1e+30, -1e+30),
        (2.0, 1e-40, 1.69e-41),
        (2.0, 1.0000001, 0.9999999),
        (-2.0, 0.0, f32::NAN),
        (-2.0, -0.0, f32::NAN),
        (-2.0, 1.0, 0.0),
        (-2.0, -1.0, -0.0),
        (-2.0, 2.0, 0.0),
        (-2.0, -2.0, -0.0),
        (-2.0, 5.0, 3.0),
        (-2.0, -5.0, -2.0),
        (-2.0, 5.5, 3.5),
        (-2.0, -5.5, -2.0),
        (-2.0, 0.3, 0.10000008),
        (-2.0, -0.3, -0.19999993),
        (-2.0, 7.0, 5.0),
        (-2.0, 1e-10, 2.8635636e-12),
        (-2.0, 3.0, 1.0),
        (-2.0, -3.0, -2.0),
        (-2.0, 1e+30, 1e+30),
        (-2.0, -1e+30, -2.0),
        (-2.0, 1e-40, 8.31e-41),
        (-2.0, 1.0000001, 2.3841858e-07),
        (5.0, 0.0, f32::NAN),
        (5.0, -0.0, f32::NAN),
        (5.0, 1.0, 0.0),
        (5.0, -1.0, -0.0),
        (5.0, 2.0, 1.0),
        (5.0, -2.0, -1.0),
        (5.0, 5.0, 0.0),
        (5.0, -5.0, -0.0),
        (5.0, 5.5, 5.0),
        (5.0, -5.5, -0.5),
        (5.0, 0.3, 0.19999981),
        (5.0, -0.3, -0.1000002),
        (5.0, 7.0, 5.0),
        (5.0, 1e-10, 4.2841092e-11),
        (5.0, 3.0, 2.0),
        (5.0, -3.0, -1.0),
        (5.0, 1e+30, 5.0),
        (5.0, -1e+30, -1e+30),
        (5.0, 1e-40, 4.2249e-41),
        (5.0, 1.0000001, 0.9999995),
        (-5.0, 0.0, f32::NAN),
        (-5.0, -0.0, f32::NAN),
        (-5.0, 1.0, 0.0),
        (-5.0, -1.0, -0.0),
        (-5.0, 2.0, 1.0),
        (-5.0, -2.0, -1.0),
        (-5.0, 5.0, 0.0),
        (-5.0, -5.0, -0.0),
        (-5.0, 5.5, 0.5),
        (-5.0, -5.5, -5.0),
        (-5.0, 0.3, 0.1000002),
        (-5.0, -0.3, -0.19999981),
        (-5.0, 7.0, 2.0),
        (-5.0, 1e-10, 5.715891e-11),
        (-5.0, 3.0, 1.0),
        (-5.0, -3.0, -2.0),
        (-5.0, 1e+30, 1e+30),
        (-5.0, -1e+30, -5.0),
        (-5.0, 1e-40, 5.775e-41),
        (-5.0, 1.0000001, 5.9604645e-07),
        (5.5, 0.0, f32::NAN),
        (5.5, -0.0, f32::NAN),
        (5.5, 1.0, 0.5),
        (5.5, -1.0, -0.5),
        (5.5, 2.0, 1.5),
        (5.5, -2.0, -0.5),
        (5.5, 5.0, 0.5),
        (5.5, -5.0, -4.5),
        (5.5, 5.5, 0.0),
        (5.5, -5.5, -0.0),
        (5.5, 0.3, 0.099999785),
        (5.5, -0.3, -0.20000023),
        (5.5, 7.0, 5.5),
        (5.5, 1e-10, 6.71252e-11),
        (5.5, 3.0, 2.5),
        (5.5, -3.0, -0.5),
        (5.5, 1e+30, 5.5),
        (5.5, -1e+30, -1e+30),
        (5.5, 1e-40, 9.6474e-41),
        (5.5, 1.0000001, 0.4999994),
        (-5.5, 0.0, f32::NAN),
        (-5.5, -0.0, f32::NAN),
        (-5.5, 1.0, 0.5),
        (-5.5, -1.0, -0.5),
        (-5.5, 2.0, 0.5),
        (-5.5, -2.0, -1.5),
        (-5.5, 5.0, 4.5),
        (-5.5, -5.0, -0.5),
        (-5.5, 5.5, 0.0),
        (-5.5, -5.5, -0.0),
        (-5.5, 0.3, 0.20000023),
        (-5.5, -0.3, -0.099999785),
        (-5.5, 7.0, 1.5),
        (-5.5, 1e-10, 3.28748e-11),
        (-5.5, 3.0, 0.5),
        (-5.5, -3.0, -2.5),
        (-5.5, 1e+30, 1e+30),
        (-5.5, -1e+30, -5.5),
        (-5.5, 1e-40, 3.526e-42),
        (-5.5, 1.0000001, 0.5000007),
        (0.3, 0.0, f32::NAN),
        (0.3, -0.0, f32::NAN),
        (0.3, 1.0, 0.3),
        (0.3, -1.0, -0.7),
        (0.3, 2.0, 0.3),
        (0.3, -2.0, -1.7),
        (0.3, 5.0, 0.3),
        (0.3, -5.0, -4.7),
        (0.3, 5.5, 0.3),
        (0.3, -5.5, -5.2),
        (0.3, 0.3, 0.0),
        (0.3, -0.3, -0.0),
        (0.3, 7.0, 0.3),
        (0.3, 1e-10, 1.5499262e-11),
        (0.3, 3.0, 0.3),
        (0.3, -3.0, -2.7),
        (0.3, 1e+30, 0.3),
        (0.3, -1e+30, -1e+30),
        (0.3, 1e-40, 6.9034e-41),
        (0.3, 1.0000001, 0.3),
        (-0.3, 0.0, f32::NAN),
        (-0.3, -0.0, f32::NAN),
        (-0.3, 1.0, 0.7),
        (-0.3, -1.0, -0.3),
        (-0.3, 2.0, 1.7),
        (-0.3, -2.0, -0.3),
        (-0.3, 5.0, 4.7),
        (-0.3, -5.0, -0.3),
        (-0.3, 5.5, 5.2),
        (-0.3, -5.5, -0.3),
        (-0.3, 0.3, 0.0),
        (-0.3, -0.3, -0.0),
        (-0.3, 7.0, 6.7),
        (-0.3, 1e-10, 8.450074e-11),
        (-0.3, 3.0, 2.7),
        (-0.3, -3.0, -0.3),
        (-0.3, 1e+30, 1e+30),
        (-0.3, -1e+30, -0.3),
        (-0.3, 1e-40, 3.0966e-41),
        (-0.3, 1.0000001, 0.7000001),
        (7.0, 0.0, f32::NAN),
        (7.0, -0.0, f32::NAN),
        (7.0, 1.0, 0.0),
        (7.0, -1.0, -0.0),
        (7.0, 2.0, 1.0),
        (7.0, -2.0, -1.0),
        (7.0, 5.0, 2.0),
        (7.0, -5.0, -3.0),
        (7.0, 5.5, 1.5),
        (7.0, -5.5, -4.0),
        (7.0, 0.3, 0.099999726),
        (7.0, -0.3, -0.20000029),
        (7.0, 7.0, 0.0),
        (7.0, 1e-10, 3.9977528e-11),
        (7.0, 3.0, 1.0),
        (7.0, -3.0, -2.0),
        (7.0, 1e+30, 7.0),
        (7.0, -1e+30, -1e+30),
        (7.0, 1e-40, 5.9149e-41),
        (7.0, 1.0000001, 0.9999993),
        (1e-10, 0.0, f32::NAN),
        (1e-10, -0.0, f32::NAN),
        (1e-10, 1.0, 1e-10),
        (1e-10, -1.0, -1.0),
        (1e-10, 2.0, 1e-10),
        (1e-10, -2.0, -2.0),
        (1e-10, 5.0, 1e-10),
        (1e-10, -5.0, -5.0),
        (1e-10, 5.5, 1e-10),
        (1e-10, -5.5, -5.5),
        (1e-10, 0.3, 1e-10),
        (1e-10, -0.3, -0.3),
        (1e-10, 7.0, 1e-10),
        (1e-10, 1e-10, 0.0),
        (1e-10, 3.0, 1e-10),
        (1e-10, -3.0, -3.0),
        (1e-10, 1e+30, 1e-10),
        (1e-10, -1e+30, -1e+30),
        (1e-10, 1e-40, 5.3815e-41),
        (1e-10, 1.0000001, 1e-10),
        (3.0, 0.0, f32::NAN),
        (3.0, -0.0, f32::NAN),
        (3.0, 1.0, 0.0),
        (3.0, -1.0, -0.0),
        (3.0, 2.0, 1.0),
        (3.0, -2.0, -1.0),
        (3.0, 5.0, 3.0),
        (3.0, -5.0, -2.0),
        (3.0, 5.5, 3.0),
        (3.0, -5.5, -2.5),
        (3.0, 0.3, 0.2999999),
        (3.0, -0.3, -1.1920929e-07),
        (3.0, 7.0, 3.0),
        (3.0, 1e-10, 4.5704655e-11),
        (3.0, 3.0, 0.0),
        (3.0, -3.0, -0.0),
        (3.0, 1e+30, 3.0),
        (3.0, -1e+30, -1e+30),
        (3.0, 1e-40, 2.535e-41),
        (3.0, 1.0000001, 0.99999976),
        (-3.0, 0.0, f32::NAN),
        (-3.0, -0.0, f32::NAN),
        (-3.0, 1.0, 0.0),
        (-3.0, -1.0, -0.0),
        (-3.0, 2.0, 1.0),
        (-3.0, -2.0, -1.0),
        (-3.0, 5.0, 2.0),
        (-3.0, -5.0, -3.0),
        (-3.0, 5.5, 2.5),
        (-3.0, -5.5, -3.0),
        (-3.0, 0.3, 1.1920929e-07),
        (-3.0, -0.3, -0.2999999),
        (-3.0, 7.0, 4.0),
        (-3.0, 1e-10, 5.4295346e-11),
        (-3.0, 3.0, 0.0),
        (-3.0, -3.0, -0.0),
        (-3.0, 1e+30, 1e+30),
        (-3.0, -1e+30, -3.0),
        (-3.0, 1e-40, 7.465e-41),
        (-3.0, 1.0000001, 3.5762787e-07),
        (1e+30, 0.0, f32::NAN),
        (1e+30, -0.0, f32::NAN),
        (1e+30, 1.0, 0.0),
        (1e+30, -1.0, -0.0),
        (1e+30, 2.0, 0.0),
        (1e+30, -2.0, -0.0),
        (1e+30, 5.0, 0.0),
        (1e+30, -5.0, -0.0),
        (1e+30, 5.5, 4.0),
        (1e+30, -5.5, -1.5),
        (1e+30, 0.3, 0.004301071),
        (1e+30, -0.3, -0.29569894),
        (1e+30, 7.0, 1.0),
        (1e+30, 1e-10, 3.899825e-12),
        (1e+30, 3.0, 0.0),
        (1e+30, -3.0, -0.0),
        (1e+30, 1e+30, 0.0),
        (1e+30, -1e+30, -0.0),
        (1e+30, 1e-40, 7.121e-42),
        (1e+30, 1.0000001, 0.9483708),
        (-1e+30, 0.0, f32::NAN),
        (-1e+30, -0.0, f32::NAN),
        (-1e+30, 1.0, 0.0),
        (-1e+30, -1.0, -0.0),
        (-1e+30, 2.0, 0.0),
        (-1e+30, -2.0, -0.0),
        (-1e+30, 5.0, 0.0),
        (-1e+30, -5.0, -0.0),
        (-1e+30, 5.5, 1.5),
        (-1e+30, -5.5, -4.0),
        (-1e+30, 0.3, 0.29569894),
        (-1e+30, -0.3, -0.004301071),
        (-1e+30, 7.0, 6.0),
        (-1e+30, 1e-10, 9.6100176e-11),
        (-1e+30, 3.0, 0.0),
        (-1e+30, -3.0, -0.0),
        (-1e+30, 1e+30, 0.0),
        (-1e+30, -1e+30, -0.0),
        (-1e+30, 1e-40, 9.2878e-41),
        (-1e+30, 1.0000001, 0.051629305),
        (1e-40, 0.0, f32::NAN),
        (1e-40, -0.0, f32::NAN),
        (1e-40, 1.0, 1e-40),
        (1e-40, -1.0, -1.0),
        (1e-40, 2.0, 1e-40),
        (1e-40, -2.0, -2.0),
        (1e-40, 5.0, 1e-40),
        (1e-40, -5.0, -5.0),
        (1e-40, 5.5, 1e-40),
        (1e-40, -5.5, -5.5),
        (1e-40, 0.3, 1e-40),
        (1e-40, -0.3, -0.3),
        (1e-40, 7.0, 1e-40),
        (1e-40, 1e-10, 1e-40),
        (1e-40, 3.0, 1e-40),
        (1e-40, -3.0, -3.0),
        (1e-40, 1e+30, 1e-40),
        (1e-40, -1e+30, -1e+30),
        (1e-40, 1e-40, 0.0),
        (1e-40, 1.0000001, 1e-40),
        (1.0000001, 0.0, f32::NAN),
        (1.0000001, -0.0, f32::NAN),
        (1.0000001, 1.0, 1.1920929e-07),
        (1.0000001, -1.0, -0.9999999),
        (1.0000001, 2.0, 1.0000001),
        (1.0000001, -2.0, -0.9999999),
        (1.0000001, 5.0, 1.0000001),
        (1.0000001, -5.0, -4.0),
        (1.0000001, 5.5, 1.0000001),
        (1.0000001, -5.5, -4.5),
        (1.0000001, 0.3, 0.10000008),
        (1.0000001, -0.3, -0.19999993),
        (1.0000001, 7.0, 1.0000001),
        (1.0000001, 1e-10, 5.7856178e-11),
        (1.0000001, 3.0, 1.0000001),
        (1.0000001, -3.0, -1.9999999),
        (1.0000001, 1e+30, 1.0000001),
        (1.0000001, -1e+30, -1e+30),
        (1.0000001, 1e-40, 7.3439e-41),
        (1.0000001, 1.0000001, 0.0),
    ];
    for &(x, y, want) in CASES {
        check(
            "remainder",
            &format!("{x:?}, {y:?}"),
            remainder(x, y),
            want,
            0.0,
            0.0,
        );
    }
}
#[test]
fn floor_divide_f32() {
    let _report = Report;
    const CASES: &[(f32, f32, f32)] = &[
        (0.0, 0.0, f32::NAN),
        (0.0, -0.0, f32::NAN),
        (0.0, 1.0, 0.0),
        (0.0, -1.0, -0.0),
        (0.0, 2.0, 0.0),
        (0.0, -2.0, -0.0),
        (0.0, 5.0, 0.0),
        (0.0, -5.0, -0.0),
        (0.0, 5.5, 0.0),
        (0.0, -5.5, -0.0),
        (0.0, 0.3, 0.0),
        (0.0, -0.3, -0.0),
        (0.0, 7.0, 0.0),
        (0.0, 1e-10, 0.0),
        (0.0, 3.0, 0.0),
        (0.0, -3.0, -0.0),
        (0.0, 1e+30, 0.0),
        (0.0, -1e+30, -0.0),
        (0.0, 1e-40, 0.0),
        (0.0, 1.0000001, 0.0),
        (-0.0, 0.0, f32::NAN),
        (-0.0, -0.0, f32::NAN),
        (-0.0, 1.0, -0.0),
        (-0.0, -1.0, 0.0),
        (-0.0, 2.0, -0.0),
        (-0.0, -2.0, 0.0),
        (-0.0, 5.0, -0.0),
        (-0.0, -5.0, 0.0),
        (-0.0, 5.5, -0.0),
        (-0.0, -5.5, 0.0),
        (-0.0, 0.3, -0.0),
        (-0.0, -0.3, 0.0),
        (-0.0, 7.0, -0.0),
        (-0.0, 1e-10, -0.0),
        (-0.0, 3.0, -0.0),
        (-0.0, -3.0, 0.0),
        (-0.0, 1e+30, -0.0),
        (-0.0, -1e+30, 0.0),
        (-0.0, 1e-40, -0.0),
        (-0.0, 1.0000001, -0.0),
        (1.0, 0.0, f32::INFINITY),
        (1.0, -0.0, f32::NEG_INFINITY),
        (1.0, 1.0, 1.0),
        (1.0, -1.0, -1.0),
        (1.0, 2.0, 0.0),
        (1.0, -2.0, -1.0),
        (1.0, 5.0, 0.0),
        (1.0, -5.0, -1.0),
        (1.0, 5.5, 0.0),
        (1.0, -5.5, -1.0),
        (1.0, 0.3, 3.0),
        (1.0, -0.3, -4.0),
        (1.0, 7.0, 0.0),
        (1.0, 1e-10, 1e+10),
        (1.0, 3.0, 0.0),
        (1.0, -3.0, -1.0),
        (1.0, 1e+30, 0.0),
        (1.0, -1e+30, -1.0),
        (1.0, 1e-40, f32::INFINITY),
        (1.0, 1.0000001, 0.0),
        (-1.0, 0.0, f32::NEG_INFINITY),
        (-1.0, -0.0, f32::INFINITY),
        (-1.0, 1.0, -1.0),
        (-1.0, -1.0, 1.0),
        (-1.0, 2.0, -1.0),
        (-1.0, -2.0, 0.0),
        (-1.0, 5.0, -1.0),
        (-1.0, -5.0, 0.0),
        (-1.0, 5.5, -1.0),
        (-1.0, -5.5, 0.0),
        (-1.0, 0.3, -4.0),
        (-1.0, -0.3, 3.0),
        (-1.0, 7.0, -1.0),
        (-1.0, 1e-10, -1e+10),
        (-1.0, 3.0, -1.0),
        (-1.0, -3.0, 0.0),
        (-1.0, 1e+30, -1.0),
        (-1.0, -1e+30, 0.0),
        (-1.0, 1e-40, f32::NEG_INFINITY),
        (-1.0, 1.0000001, -1.0),
        (2.0, 0.0, f32::INFINITY),
        (2.0, -0.0, f32::NEG_INFINITY),
        (2.0, 1.0, 2.0),
        (2.0, -1.0, -2.0),
        (2.0, 2.0, 1.0),
        (2.0, -2.0, -1.0),
        (2.0, 5.0, 0.0),
        (2.0, -5.0, -1.0),
        (2.0, 5.5, 0.0),
        (2.0, -5.5, -1.0),
        (2.0, 0.3, 6.0),
        (2.0, -0.3, -7.0),
        (2.0, 7.0, 0.0),
        (2.0, 1e-10, 2e+10),
        (2.0, 3.0, 0.0),
        (2.0, -3.0, -1.0),
        (2.0, 1e+30, 0.0),
        (2.0, -1e+30, -1.0),
        (2.0, 1e-40, f32::INFINITY),
        (2.0, 1.0000001, 1.0),
        (-2.0, 0.0, f32::NEG_INFINITY),
        (-2.0, -0.0, f32::INFINITY),
        (-2.0, 1.0, -2.0),
        (-2.0, -1.0, 2.0),
        (-2.0, 2.0, -1.0),
        (-2.0, -2.0, 1.0),
        (-2.0, 5.0, -1.0),
        (-2.0, -5.0, 0.0),
        (-2.0, 5.5, -1.0),
        (-2.0, -5.5, 0.0),
        (-2.0, 0.3, -7.0),
        (-2.0, -0.3, 6.0),
        (-2.0, 7.0, -1.0),
        (-2.0, 1e-10, -2e+10),
        (-2.0, 3.0, -1.0),
        (-2.0, -3.0, 0.0),
        (-2.0, 1e+30, -1.0),
        (-2.0, -1e+30, 0.0),
        (-2.0, 1e-40, f32::NEG_INFINITY),
        (-2.0, 1.0000001, -2.0),
        (5.0, 0.0, f32::INFINITY),
        (5.0, -0.0, f32::NEG_INFINITY),
        (5.0, 1.0, 5.0),
        (5.0, -1.0, -5.0),
        (5.0, 2.0, 2.0),
        (5.0, -2.0, -3.0),
        (5.0, 5.0, 1.0),
        (5.0, -5.0, -1.0),
        (5.0, 5.5, 0.0),
        (5.0, -5.5, -1.0),
        (5.0, 0.3, 16.0),
        (5.0, -0.3, -17.0),
        (5.0, 7.0, 0.0),
        (5.0, 1e-10, 5e+10),
        (5.0, 3.0, 1.0),
        (5.0, -3.0, -2.0),
        (5.0, 1e+30, 0.0),
        (5.0, -1e+30, -1.0),
        (5.0, 1e-40, f32::INFINITY),
        (5.0, 1.0000001, 4.0),
        (-5.0, 0.0, f32::NEG_INFINITY),
        (-5.0, -0.0, f32::INFINITY),
        (-5.0, 1.0, -5.0),
        (-5.0, -1.0, 5.0),
        (-5.0, 2.0, -3.0),
        (-5.0, -2.0, 2.0),
        (-5.0, 5.0, -1.0),
        (-5.0, -5.0, 1.0),
        (-5.0, 5.5, -1.0),
        (-5.0, -5.5, 0.0),
        (-5.0, 0.3, -17.0),
        (-5.0, -0.3, 16.0),
        (-5.0, 7.0, -1.0),
        (-5.0, 1e-10, -5e+10),
        (-5.0, 3.0, -2.0),
        (-5.0, -3.0, 1.0),
        (-5.0, 1e+30, -1.0),
        (-5.0, -1e+30, 0.0),
        (-5.0, 1e-40, f32::NEG_INFINITY),
        (-5.0, 1.0000001, -5.0),
        (5.5, 0.0, f32::INFINITY),
        (5.5, -0.0, f32::NEG_INFINITY),
        (5.5, 1.0, 5.0),
        (5.5, -1.0, -6.0),
        (5.5, 2.0, 2.0),
        (5.5, -2.0, -3.0),
        (5.5, 5.0, 1.0),
        (5.5, -5.0, -2.0),
        (5.5, 5.5, 1.0),
        (5.5, -5.5, -1.0),
        (5.5, 0.3, 18.0),
        (5.5, -0.3, -19.0),
        (5.5, 7.0, 0.0),
        (5.5, 1e-10, 5.5e+10),
        (5.5, 3.0, 1.0),
        (5.5, -3.0, -2.0),
        (5.5, 1e+30, 0.0),
        (5.5, -1e+30, -1.0),
        (5.5, 1e-40, f32::INFINITY),
        (5.5, 1.0000001, 5.0),
        (-5.5, 0.0, f32::NEG_INFINITY),
        (-5.5, -0.0, f32::INFINITY),
        (-5.5, 1.0, -6.0),
        (-5.5, -1.0, 5.0),
        (-5.5, 2.0, -3.0),
        (-5.5, -2.0, 2.0),
        (-5.5, 5.0, -2.0),
        (-5.5, -5.0, 1.0),
        (-5.5, 5.5, -1.0),
        (-5.5, -5.5, 1.0),
        (-5.5, 0.3, -19.0),
        (-5.5, -0.3, 18.0),
        (-5.5, 7.0, -1.0),
        (-5.5, 1e-10, -5.5e+10),
        (-5.5, 3.0, -2.0),
        (-5.5, -3.0, 1.0),
        (-5.5, 1e+30, -1.0),
        (-5.5, -1e+30, 0.0),
        (-5.5, 1e-40, f32::NEG_INFINITY),
        (-5.5, 1.0000001, -6.0),
        (0.3, 0.0, f32::INFINITY),
        (0.3, -0.0, f32::NEG_INFINITY),
        (0.3, 1.0, 0.0),
        (0.3, -1.0, -1.0),
        (0.3, 2.0, 0.0),
        (0.3, -2.0, -1.0),
        (0.3, 5.0, 0.0),
        (0.3, -5.0, -1.0),
        (0.3, 5.5, 0.0),
        (0.3, -5.5, -1.0),
        (0.3, 0.3, 1.0),
        (0.3, -0.3, -1.0),
        (0.3, 7.0, 0.0),
        (0.3, 1e-10, 3e+09),
        (0.3, 3.0, 0.0),
        (0.3, -3.0, -1.0),
        (0.3, 1e+30, 0.0),
        (0.3, -1e+30, -1.0),
        (0.3, 1e-40, f32::INFINITY),
        (0.3, 1.0000001, 0.0),
        (-0.3, 0.0, f32::NEG_INFINITY),
        (-0.3, -0.0, f32::INFINITY),
        (-0.3, 1.0, -1.0),
        (-0.3, -1.0, 0.0),
        (-0.3, 2.0, -1.0),
        (-0.3, -2.0, 0.0),
        (-0.3, 5.0, -1.0),
        (-0.3, -5.0, 0.0),
        (-0.3, 5.5, -1.0),
        (-0.3, -5.5, 0.0),
        (-0.3, 0.3, -1.0),
        (-0.3, -0.3, 1.0),
        (-0.3, 7.0, -1.0),
        (-0.3, 1e-10, -3e+09),
        (-0.3, 3.0, -1.0),
        (-0.3, -3.0, 0.0),
        (-0.3, 1e+30, -1.0),
        (-0.3, -1e+30, 0.0),
        (-0.3, 1e-40, f32::NEG_INFINITY),
        (-0.3, 1.0000001, -1.0),
        (7.0, 0.0, f32::INFINITY),
        (7.0, -0.0, f32::NEG_INFINITY),
        (7.0, 1.0, 7.0),
        (7.0, -1.0, -7.0),
        (7.0, 2.0, 3.0),
        (7.0, -2.0, -4.0),
        (7.0, 5.0, 1.0),
        (7.0, -5.0, -2.0),
        (7.0, 5.5, 1.0),
        (7.0, -5.5, -2.0),
        (7.0, 0.3, 23.0),
        (7.0, -0.3, -24.0),
        (7.0, 7.0, 1.0),
        (7.0, 1e-10, 7e+10),
        (7.0, 3.0, 2.0),
        (7.0, -3.0, -3.0),
        (7.0, 1e+30, 0.0),
        (7.0, -1e+30, -1.0),
        (7.0, 1e-40, f32::INFINITY),
        (7.0, 1.0000001, 6.0),
        (1e-10, 0.0, f32::INFINITY),
        (1e-10, -0.0, f32::NEG_INFINITY),
        (1e-10, 1.0, 0.0),
        (1e-10, -1.0, -1.0),
        (1e-10, 2.0, 0.0),
        (1e-10, -2.0, -1.0),
        (1e-10, 5.0, 0.0),
        (1e-10, -5.0, -1.0),
        (1e-10, 5.5, 0.0),
        (1e-10, -5.5, -1.0),
        (1e-10, 0.3, 0.0),
        (1e-10, -0.3, -1.0),
        (1e-10, 7.0, 0.0),
        (1e-10, 1e-10, 1.0),
        (1e-10, 3.0, 0.0),
        (1e-10, -3.0, -1.0),
        (1e-10, 1e+30, 0.0),
        (1e-10, -1e+30, -1.0),
        (1e-10, 1e-40, 1.0000054e+30),
        (1e-10, 1.0000001, 0.0),
        (3.0, 0.0, f32::INFINITY),
        (3.0, -0.0, f32::NEG_INFINITY),
        (3.0, 1.0, 3.0),
        (3.0, -1.0, -3.0),
        (3.0, 2.0, 1.0),
        (3.0, -2.0, -2.0),
        (3.0, 5.0, 0.0),
        (3.0, -5.0, -1.0),
        (3.0, 5.5, 0.0),
        (3.0, -5.5, -1.0),
        (3.0, 0.3, 9.0),
        (3.0, -0.3, -10.0),
        (3.0, 7.0, 0.0),
        (3.0, 1e-10, 2.9999999e+10),
        (3.0, 3.0, 1.0),
        (3.0, -3.0, -1.0),
        (3.0, 1e+30, 0.0),
        (3.0, -1e+30, -1.0),
        (3.0, 1e-40, f32::INFINITY),
        (3.0, 1.0000001, 2.0),
        (-3.0, 0.0, f32::NEG_INFINITY),
        (-3.0, -0.0, f32::INFINITY),
        (-3.0, 1.0, -3.0),
        (-3.0, -1.0, 3.0),
        (-3.0, 2.0, -2.0),
        (-3.0, -2.0, 1.0),
        (-3.0, 5.0, -1.0),
        (-3.0, -5.0, 0.0),
        (-3.0, 5.5, -1.0),
        (-3.0, -5.5, 0.0),
        (-3.0, 0.3, -10.0),
        (-3.0, -0.3, 9.0),
        (-3.0, 7.0, -1.0),
        (-3.0, 1e-10, -2.9999999e+10),
        (-3.0, 3.0, -1.0),
        (-3.0, -3.0, 1.0),
        (-3.0, 1e+30, -1.0),
        (-3.0, -1e+30, 0.0),
        (-3.0, 1e-40, f32::NEG_INFINITY),
        (-3.0, 1.0000001, -3.0),
        (1e+30, 0.0, f32::INFINITY),
        (1e+30, -0.0, f32::NEG_INFINITY),
        (1e+30, 1.0, 1e+30),
        (1e+30, -1.0, -1e+30),
        (1e+30, 2.0, 5e+29),
        (1e+30, -2.0, -5e+29),
        (1e+30, 5.0, 2e+29),
        (1e+30, -5.0, -2e+29),
        (1e+30, 5.5, 1.818182e+29),
        (1e+30, -5.5, -1.818182e+29),
        (1e+30, 0.3, 3.3333334e+30),
        (1e+30, -0.3, -3.3333334e+30),
        (1e+30, 7.0, 1.4285715e+29),
        (1e+30, 1e-10, f32::INFINITY),
        (1e+30, 3.0, 3.3333334e+29),
        (1e+30, -3.0, -3.3333334e+29),
        (1e+30, 1e+30, 1.0),
        (1e+30, -1e+30, -1.0),
        (1e+30, 1e-40, f32::INFINITY),
        (1e+30, 1.0000001, 9.999999e+29),
        (-1e+30, 0.0, f32::NEG_INFINITY),
        (-1e+30, -0.0, f32::INFINITY),
        (-1e+30, 1.0, -1e+30),
        (-1e+30, -1.0, 1e+30),
        (-1e+30, 2.0, -5e+29),
        (-1e+30, -2.0, 5e+29),
        (-1e+30, 5.0, -2e+29),
        (-1e+30, -5.0, 2e+29),
        (-1e+30, 5.5, -1.818182e+29),
        (-1e+30, -5.5, 1.818182e+29),
        (-1e+30, 0.3, -3.3333334e+30),
        (-1e+30, -0.3, 3.3333334e+30),
        (-1e+30, 7.0, -1.4285715e+29),
        (-1e+30, 1e-10, f32::NEG_INFINITY),
        (-1e+30, 3.0, -3.3333334e+29),
        (-1e+30, -3.0, 3.3333334e+29),
        (-1e+30, 1e+30, -1.0),
        (-1e+30, -1e+30, 1.0),
        (-1e+30, 1e-40, f32::NEG_INFINITY),
        (-1e+30, 1.0000001, -9.999999e+29),
        (1e-40, 0.0, f32::INFINITY),
        (1e-40, -0.0, f32::NEG_INFINITY),
        (1e-40, 1.0, 0.0),
        (1e-40, -1.0, -1.0),
        (1e-40, 2.0, 0.0),
        (1e-40, -2.0, -1.0),
        (1e-40, 5.0, 0.0),
        (1e-40, -5.0, -1.0),
        (1e-40, 5.5, 0.0),
        (1e-40, -5.5, -1.0),
        (1e-40, 0.3, 0.0),
        (1e-40, -0.3, -1.0),
        (1e-40, 7.0, 0.0),
        (1e-40, 1e-10, 0.0),
        (1e-40, 3.0, 0.0),
        (1e-40, -3.0, -1.0),
        (1e-40, 1e+30, 0.0),
        (1e-40, -1e+30, -1.0),
        (1e-40, 1e-40, 1.0),
        (1e-40, 1.0000001, 0.0),
        (1.0000001, 0.0, f32::INFINITY),
        (1.0000001, -0.0, f32::NEG_INFINITY),
        (1.0000001, 1.0, 1.0),
        (1.0000001, -1.0, -2.0),
        (1.0000001, 2.0, 0.0),
        (1.0000001, -2.0, -1.0),
        (1.0000001, 5.0, 0.0),
        (1.0000001, -5.0, -1.0),
        (1.0000001, 5.5, 0.0),
        (1.0000001, -5.5, -1.0),
        (1.0000001, 0.3, 3.0),
        (1.0000001, -0.3, -4.0),
        (1.0000001, 7.0, 0.0),
        (1.0000001, 1e-10, 1.0000001e+10),
        (1.0000001, 3.0, 0.0),
        (1.0000001, -3.0, -1.0),
        (1.0000001, 1e+30, 0.0),
        (1.0000001, -1e+30, -1.0),
        (1.0000001, 1e-40, f32::INFINITY),
        (1.0000001, 1.0000001, 1.0),
    ];
    for &(x, y, want) in CASES {
        check(
            "floor_divide",
            &format!("{x:?}, {y:?}"),
            floor_divide(x, y),
            want,
            0.0,
            0.0,
        );
    }
}
#[test]
fn copysign_f32() {
    let _report = Report;
    const CASES: &[(f32, f32, f32)] = &[
        (0.0, 0.0, 0.0),
        (0.0, -0.0, -0.0),
        (0.0, 1.0, 0.0),
        (0.0, -1.0, -0.0),
        (0.0, 2.0, 0.0),
        (0.0, -2.0, -0.0),
        (0.0, 5.0, 0.0),
        (0.0, -5.0, -0.0),
        (0.0, 5.5, 0.0),
        (0.0, -5.5, -0.0),
        (0.0, 0.3, 0.0),
        (0.0, -0.3, -0.0),
        (0.0, 7.0, 0.0),
        (0.0, 1e-10, 0.0),
        (0.0, 3.0, 0.0),
        (0.0, -3.0, -0.0),
        (0.0, 1e+30, 0.0),
        (0.0, -1e+30, -0.0),
        (0.0, 1e-40, 0.0),
        (0.0, 1.0000001, 0.0),
        (-0.0, 0.0, 0.0),
        (-0.0, -0.0, -0.0),
        (-0.0, 1.0, 0.0),
        (-0.0, -1.0, -0.0),
        (-0.0, 2.0, 0.0),
        (-0.0, -2.0, -0.0),
        (-0.0, 5.0, 0.0),
        (-0.0, -5.0, -0.0),
        (-0.0, 5.5, 0.0),
        (-0.0, -5.5, -0.0),
        (-0.0, 0.3, 0.0),
        (-0.0, -0.3, -0.0),
        (-0.0, 7.0, 0.0),
        (-0.0, 1e-10, 0.0),
        (-0.0, 3.0, 0.0),
        (-0.0, -3.0, -0.0),
        (-0.0, 1e+30, 0.0),
        (-0.0, -1e+30, -0.0),
        (-0.0, 1e-40, 0.0),
        (-0.0, 1.0000001, 0.0),
        (1.0, 0.0, 1.0),
        (1.0, -0.0, -1.0),
        (1.0, 1.0, 1.0),
        (1.0, -1.0, -1.0),
        (1.0, 2.0, 1.0),
        (1.0, -2.0, -1.0),
        (1.0, 5.0, 1.0),
        (1.0, -5.0, -1.0),
        (1.0, 5.5, 1.0),
        (1.0, -5.5, -1.0),
        (1.0, 0.3, 1.0),
        (1.0, -0.3, -1.0),
        (1.0, 7.0, 1.0),
        (1.0, 1e-10, 1.0),
        (1.0, 3.0, 1.0),
        (1.0, -3.0, -1.0),
        (1.0, 1e+30, 1.0),
        (1.0, -1e+30, -1.0),
        (1.0, 1e-40, 1.0),
        (1.0, 1.0000001, 1.0),
        (-1.0, 0.0, 1.0),
        (-1.0, -0.0, -1.0),
        (-1.0, 1.0, 1.0),
        (-1.0, -1.0, -1.0),
        (-1.0, 2.0, 1.0),
        (-1.0, -2.0, -1.0),
        (-1.0, 5.0, 1.0),
        (-1.0, -5.0, -1.0),
        (-1.0, 5.5, 1.0),
        (-1.0, -5.5, -1.0),
        (-1.0, 0.3, 1.0),
        (-1.0, -0.3, -1.0),
        (-1.0, 7.0, 1.0),
        (-1.0, 1e-10, 1.0),
        (-1.0, 3.0, 1.0),
        (-1.0, -3.0, -1.0),
        (-1.0, 1e+30, 1.0),
        (-1.0, -1e+30, -1.0),
        (-1.0, 1e-40, 1.0),
        (-1.0, 1.0000001, 1.0),
        (2.0, 0.0, 2.0),
        (2.0, -0.0, -2.0),
        (2.0, 1.0, 2.0),
        (2.0, -1.0, -2.0),
        (2.0, 2.0, 2.0),
        (2.0, -2.0, -2.0),
        (2.0, 5.0, 2.0),
        (2.0, -5.0, -2.0),
        (2.0, 5.5, 2.0),
        (2.0, -5.5, -2.0),
        (2.0, 0.3, 2.0),
        (2.0, -0.3, -2.0),
        (2.0, 7.0, 2.0),
        (2.0, 1e-10, 2.0),
        (2.0, 3.0, 2.0),
        (2.0, -3.0, -2.0),
        (2.0, 1e+30, 2.0),
        (2.0, -1e+30, -2.0),
        (2.0, 1e-40, 2.0),
        (2.0, 1.0000001, 2.0),
        (-2.0, 0.0, 2.0),
        (-2.0, -0.0, -2.0),
        (-2.0, 1.0, 2.0),
        (-2.0, -1.0, -2.0),
        (-2.0, 2.0, 2.0),
        (-2.0, -2.0, -2.0),
        (-2.0, 5.0, 2.0),
        (-2.0, -5.0, -2.0),
        (-2.0, 5.5, 2.0),
        (-2.0, -5.5, -2.0),
        (-2.0, 0.3, 2.0),
        (-2.0, -0.3, -2.0),
        (-2.0, 7.0, 2.0),
        (-2.0, 1e-10, 2.0),
        (-2.0, 3.0, 2.0),
        (-2.0, -3.0, -2.0),
        (-2.0, 1e+30, 2.0),
        (-2.0, -1e+30, -2.0),
        (-2.0, 1e-40, 2.0),
        (-2.0, 1.0000001, 2.0),
        (5.0, 0.0, 5.0),
        (5.0, -0.0, -5.0),
        (5.0, 1.0, 5.0),
        (5.0, -1.0, -5.0),
        (5.0, 2.0, 5.0),
        (5.0, -2.0, -5.0),
        (5.0, 5.0, 5.0),
        (5.0, -5.0, -5.0),
        (5.0, 5.5, 5.0),
        (5.0, -5.5, -5.0),
        (5.0, 0.3, 5.0),
        (5.0, -0.3, -5.0),
        (5.0, 7.0, 5.0),
        (5.0, 1e-10, 5.0),
        (5.0, 3.0, 5.0),
        (5.0, -3.0, -5.0),
        (5.0, 1e+30, 5.0),
        (5.0, -1e+30, -5.0),
        (5.0, 1e-40, 5.0),
        (5.0, 1.0000001, 5.0),
        (-5.0, 0.0, 5.0),
        (-5.0, -0.0, -5.0),
        (-5.0, 1.0, 5.0),
        (-5.0, -1.0, -5.0),
        (-5.0, 2.0, 5.0),
        (-5.0, -2.0, -5.0),
        (-5.0, 5.0, 5.0),
        (-5.0, -5.0, -5.0),
        (-5.0, 5.5, 5.0),
        (-5.0, -5.5, -5.0),
        (-5.0, 0.3, 5.0),
        (-5.0, -0.3, -5.0),
        (-5.0, 7.0, 5.0),
        (-5.0, 1e-10, 5.0),
        (-5.0, 3.0, 5.0),
        (-5.0, -3.0, -5.0),
        (-5.0, 1e+30, 5.0),
        (-5.0, -1e+30, -5.0),
        (-5.0, 1e-40, 5.0),
        (-5.0, 1.0000001, 5.0),
        (5.5, 0.0, 5.5),
        (5.5, -0.0, -5.5),
        (5.5, 1.0, 5.5),
        (5.5, -1.0, -5.5),
        (5.5, 2.0, 5.5),
        (5.5, -2.0, -5.5),
        (5.5, 5.0, 5.5),
        (5.5, -5.0, -5.5),
        (5.5, 5.5, 5.5),
        (5.5, -5.5, -5.5),
        (5.5, 0.3, 5.5),
        (5.5, -0.3, -5.5),
        (5.5, 7.0, 5.5),
        (5.5, 1e-10, 5.5),
        (5.5, 3.0, 5.5),
        (5.5, -3.0, -5.5),
        (5.5, 1e+30, 5.5),
        (5.5, -1e+30, -5.5),
        (5.5, 1e-40, 5.5),
        (5.5, 1.0000001, 5.5),
        (-5.5, 0.0, 5.5),
        (-5.5, -0.0, -5.5),
        (-5.5, 1.0, 5.5),
        (-5.5, -1.0, -5.5),
        (-5.5, 2.0, 5.5),
        (-5.5, -2.0, -5.5),
        (-5.5, 5.0, 5.5),
        (-5.5, -5.0, -5.5),
        (-5.5, 5.5, 5.5),
        (-5.5, -5.5, -5.5),
        (-5.5, 0.3, 5.5),
        (-5.5, -0.3, -5.5),
        (-5.5, 7.0, 5.5),
        (-5.5, 1e-10, 5.5),
        (-5.5, 3.0, 5.5),
        (-5.5, -3.0, -5.5),
        (-5.5, 1e+30, 5.5),
        (-5.5, -1e+30, -5.5),
        (-5.5, 1e-40, 5.5),
        (-5.5, 1.0000001, 5.5),
        (0.3, 0.0, 0.3),
        (0.3, -0.0, -0.3),
        (0.3, 1.0, 0.3),
        (0.3, -1.0, -0.3),
        (0.3, 2.0, 0.3),
        (0.3, -2.0, -0.3),
        (0.3, 5.0, 0.3),
        (0.3, -5.0, -0.3),
        (0.3, 5.5, 0.3),
        (0.3, -5.5, -0.3),
        (0.3, 0.3, 0.3),
        (0.3, -0.3, -0.3),
        (0.3, 7.0, 0.3),
        (0.3, 1e-10, 0.3),
        (0.3, 3.0, 0.3),
        (0.3, -3.0, -0.3),
        (0.3, 1e+30, 0.3),
        (0.3, -1e+30, -0.3),
        (0.3, 1e-40, 0.3),
        (0.3, 1.0000001, 0.3),
        (-0.3, 0.0, 0.3),
        (-0.3, -0.0, -0.3),
        (-0.3, 1.0, 0.3),
        (-0.3, -1.0, -0.3),
        (-0.3, 2.0, 0.3),
        (-0.3, -2.0, -0.3),
        (-0.3, 5.0, 0.3),
        (-0.3, -5.0, -0.3),
        (-0.3, 5.5, 0.3),
        (-0.3, -5.5, -0.3),
        (-0.3, 0.3, 0.3),
        (-0.3, -0.3, -0.3),
        (-0.3, 7.0, 0.3),
        (-0.3, 1e-10, 0.3),
        (-0.3, 3.0, 0.3),
        (-0.3, -3.0, -0.3),
        (-0.3, 1e+30, 0.3),
        (-0.3, -1e+30, -0.3),
        (-0.3, 1e-40, 0.3),
        (-0.3, 1.0000001, 0.3),
        (7.0, 0.0, 7.0),
        (7.0, -0.0, -7.0),
        (7.0, 1.0, 7.0),
        (7.0, -1.0, -7.0),
        (7.0, 2.0, 7.0),
        (7.0, -2.0, -7.0),
        (7.0, 5.0, 7.0),
        (7.0, -5.0, -7.0),
        (7.0, 5.5, 7.0),
        (7.0, -5.5, -7.0),
        (7.0, 0.3, 7.0),
        (7.0, -0.3, -7.0),
        (7.0, 7.0, 7.0),
        (7.0, 1e-10, 7.0),
        (7.0, 3.0, 7.0),
        (7.0, -3.0, -7.0),
        (7.0, 1e+30, 7.0),
        (7.0, -1e+30, -7.0),
        (7.0, 1e-40, 7.0),
        (7.0, 1.0000001, 7.0),
        (1e-10, 0.0, 1e-10),
        (1e-10, -0.0, -1e-10),
        (1e-10, 1.0, 1e-10),
        (1e-10, -1.0, -1e-10),
        (1e-10, 2.0, 1e-10),
        (1e-10, -2.0, -1e-10),
        (1e-10, 5.0, 1e-10),
        (1e-10, -5.0, -1e-10),
        (1e-10, 5.5, 1e-10),
        (1e-10, -5.5, -1e-10),
        (1e-10, 0.3, 1e-10),
        (1e-10, -0.3, -1e-10),
        (1e-10, 7.0, 1e-10),
        (1e-10, 1e-10, 1e-10),
        (1e-10, 3.0, 1e-10),
        (1e-10, -3.0, -1e-10),
        (1e-10, 1e+30, 1e-10),
        (1e-10, -1e+30, -1e-10),
        (1e-10, 1e-40, 1e-10),
        (1e-10, 1.0000001, 1e-10),
        (3.0, 0.0, 3.0),
        (3.0, -0.0, -3.0),
        (3.0, 1.0, 3.0),
        (3.0, -1.0, -3.0),
        (3.0, 2.0, 3.0),
        (3.0, -2.0, -3.0),
        (3.0, 5.0, 3.0),
        (3.0, -5.0, -3.0),
        (3.0, 5.5, 3.0),
        (3.0, -5.5, -3.0),
        (3.0, 0.3, 3.0),
        (3.0, -0.3, -3.0),
        (3.0, 7.0, 3.0),
        (3.0, 1e-10, 3.0),
        (3.0, 3.0, 3.0),
        (3.0, -3.0, -3.0),
        (3.0, 1e+30, 3.0),
        (3.0, -1e+30, -3.0),
        (3.0, 1e-40, 3.0),
        (3.0, 1.0000001, 3.0),
        (-3.0, 0.0, 3.0),
        (-3.0, -0.0, -3.0),
        (-3.0, 1.0, 3.0),
        (-3.0, -1.0, -3.0),
        (-3.0, 2.0, 3.0),
        (-3.0, -2.0, -3.0),
        (-3.0, 5.0, 3.0),
        (-3.0, -5.0, -3.0),
        (-3.0, 5.5, 3.0),
        (-3.0, -5.5, -3.0),
        (-3.0, 0.3, 3.0),
        (-3.0, -0.3, -3.0),
        (-3.0, 7.0, 3.0),
        (-3.0, 1e-10, 3.0),
        (-3.0, 3.0, 3.0),
        (-3.0, -3.0, -3.0),
        (-3.0, 1e+30, 3.0),
        (-3.0, -1e+30, -3.0),
        (-3.0, 1e-40, 3.0),
        (-3.0, 1.0000001, 3.0),
        (1e+30, 0.0, 1e+30),
        (1e+30, -0.0, -1e+30),
        (1e+30, 1.0, 1e+30),
        (1e+30, -1.0, -1e+30),
        (1e+30, 2.0, 1e+30),
        (1e+30, -2.0, -1e+30),
        (1e+30, 5.0, 1e+30),
        (1e+30, -5.0, -1e+30),
        (1e+30, 5.5, 1e+30),
        (1e+30, -5.5, -1e+30),
        (1e+30, 0.3, 1e+30),
        (1e+30, -0.3, -1e+30),
        (1e+30, 7.0, 1e+30),
        (1e+30, 1e-10, 1e+30),
        (1e+30, 3.0, 1e+30),
        (1e+30, -3.0, -1e+30),
        (1e+30, 1e+30, 1e+30),
        (1e+30, -1e+30, -1e+30),
        (1e+30, 1e-40, 1e+30),
        (1e+30, 1.0000001, 1e+30),
        (-1e+30, 0.0, 1e+30),
        (-1e+30, -0.0, -1e+30),
        (-1e+30, 1.0, 1e+30),
        (-1e+30, -1.0, -1e+30),
        (-1e+30, 2.0, 1e+30),
        (-1e+30, -2.0, -1e+30),
        (-1e+30, 5.0, 1e+30),
        (-1e+30, -5.0, -1e+30),
        (-1e+30, 5.5, 1e+30),
        (-1e+30, -5.5, -1e+30),
        (-1e+30, 0.3, 1e+30),
        (-1e+30, -0.3, -1e+30),
        (-1e+30, 7.0, 1e+30),
        (-1e+30, 1e-10, 1e+30),
        (-1e+30, 3.0, 1e+30),
        (-1e+30, -3.0, -1e+30),
        (-1e+30, 1e+30, 1e+30),
        (-1e+30, -1e+30, -1e+30),
        (-1e+30, 1e-40, 1e+30),
        (-1e+30, 1.0000001, 1e+30),
        (1e-40, 0.0, 1e-40),
        (1e-40, -0.0, -1e-40),
        (1e-40, 1.0, 1e-40),
        (1e-40, -1.0, -1e-40),
        (1e-40, 2.0, 1e-40),
        (1e-40, -2.0, -1e-40),
        (1e-40, 5.0, 1e-40),
        (1e-40, -5.0, -1e-40),
        (1e-40, 5.5, 1e-40),
        (1e-40, -5.5, -1e-40),
        (1e-40, 0.3, 1e-40),
        (1e-40, -0.3, -1e-40),
        (1e-40, 7.0, 1e-40),
        (1e-40, 1e-10, 1e-40),
        (1e-40, 3.0, 1e-40),
        (1e-40, -3.0, -1e-40),
        (1e-40, 1e+30, 1e-40),
        (1e-40, -1e+30, -1e-40),
        (1e-40, 1e-40, 1e-40),
        (1e-40, 1.0000001, 1e-40),
        (1.0000001, 0.0, 1.0000001),
        (1.0000001, -0.0, -1.0000001),
        (1.0000001, 1.0, 1.0000001),
        (1.0000001, -1.0, -1.0000001),
        (1.0000001, 2.0, 1.0000001),
        (1.0000001, -2.0, -1.0000001),
        (1.0000001, 5.0, 1.0000001),
        (1.0000001, -5.0, -1.0000001),
        (1.0000001, 5.5, 1.0000001),
        (1.0000001, -5.5, -1.0000001),
        (1.0000001, 0.3, 1.0000001),
        (1.0000001, -0.3, -1.0000001),
        (1.0000001, 7.0, 1.0000001),
        (1.0000001, 1e-10, 1.0000001),
        (1.0000001, 3.0, 1.0000001),
        (1.0000001, -3.0, -1.0000001),
        (1.0000001, 1e+30, 1.0000001),
        (1.0000001, -1e+30, -1.0000001),
        (1.0000001, 1e-40, 1.0000001),
        (1.0000001, 1.0000001, 1.0000001),
    ];
    for &(x, y, want) in CASES {
        check(
            "copysign",
            &format!("{x:?}, {y:?}"),
            copysign(x, y),
            want,
            0.0,
            0.0,
        );
    }
}
#[test]
fn nextafter_f32() {
    let _report = Report;
    const CASES: &[(f32, f32, f32)] = &[
        (0.0, 0.0, 0.0),
        (0.0, -0.0, -0.0),
        (0.0, 1.0, 1e-45),
        (0.0, -1.0, -1e-45),
        (0.0, 2.0, 1e-45),
        (0.0, -2.0, -1e-45),
        (0.0, 5.0, 1e-45),
        (0.0, -5.0, -1e-45),
        (0.0, 5.5, 1e-45),
        (0.0, -5.5, -1e-45),
        (0.0, 0.3, 1e-45),
        (0.0, -0.3, -1e-45),
        (0.0, 7.0, 1e-45),
        (0.0, 1e-10, 1e-45),
        (0.0, 3.0, 1e-45),
        (0.0, -3.0, -1e-45),
        (0.0, 1e+30, 1e-45),
        (0.0, -1e+30, -1e-45),
        (0.0, 1e-40, 1e-45),
        (0.0, 1.0000001, 1e-45),
        (-0.0, 0.0, 0.0),
        (-0.0, -0.0, -0.0),
        (-0.0, 1.0, 1e-45),
        (-0.0, -1.0, -1e-45),
        (-0.0, 2.0, 1e-45),
        (-0.0, -2.0, -1e-45),
        (-0.0, 5.0, 1e-45),
        (-0.0, -5.0, -1e-45),
        (-0.0, 5.5, 1e-45),
        (-0.0, -5.5, -1e-45),
        (-0.0, 0.3, 1e-45),
        (-0.0, -0.3, -1e-45),
        (-0.0, 7.0, 1e-45),
        (-0.0, 1e-10, 1e-45),
        (-0.0, 3.0, 1e-45),
        (-0.0, -3.0, -1e-45),
        (-0.0, 1e+30, 1e-45),
        (-0.0, -1e+30, -1e-45),
        (-0.0, 1e-40, 1e-45),
        (-0.0, 1.0000001, 1e-45),
        (1.0, 0.0, 0.99999994),
        (1.0, -0.0, 0.99999994),
        (1.0, 1.0, 1.0),
        (1.0, -1.0, 0.99999994),
        (1.0, 2.0, 1.0000001),
        (1.0, -2.0, 0.99999994),
        (1.0, 5.0, 1.0000001),
        (1.0, -5.0, 0.99999994),
        (1.0, 5.5, 1.0000001),
        (1.0, -5.5, 0.99999994),
        (1.0, 0.3, 0.99999994),
        (1.0, -0.3, 0.99999994),
        (1.0, 7.0, 1.0000001),
        (1.0, 1e-10, 0.99999994),
        (1.0, 3.0, 1.0000001),
        (1.0, -3.0, 0.99999994),
        (1.0, 1e+30, 1.0000001),
        (1.0, -1e+30, 0.99999994),
        (1.0, 1e-40, 0.99999994),
        (1.0, 1.0000001, 1.0000001),
        (-1.0, 0.0, -0.99999994),
        (-1.0, -0.0, -0.99999994),
        (-1.0, 1.0, -0.99999994),
        (-1.0, -1.0, -1.0),
        (-1.0, 2.0, -0.99999994),
        (-1.0, -2.0, -1.0000001),
        (-1.0, 5.0, -0.99999994),
        (-1.0, -5.0, -1.0000001),
        (-1.0, 5.5, -0.99999994),
        (-1.0, -5.5, -1.0000001),
        (-1.0, 0.3, -0.99999994),
        (-1.0, -0.3, -0.99999994),
        (-1.0, 7.0, -0.99999994),
        (-1.0, 1e-10, -0.99999994),
        (-1.0, 3.0, -0.99999994),
        (-1.0, -3.0, -1.0000001),
        (-1.0, 1e+30, -0.99999994),
        (-1.0, -1e+30, -1.0000001),
        (-1.0, 1e-40, -0.99999994),
        (-1.0, 1.0000001, -0.99999994),
        (2.0, 0.0, 1.9999999),
        (2.0, -0.0, 1.9999999),
        (2.0, 1.0, 1.9999999),
        (2.0, -1.0, 1.9999999),
        (2.0, 2.0, 2.0),
        (2.0, -2.0, 1.9999999),
        (2.0, 5.0, 2.0000002),
        (2.0, -5.0, 1.9999999),
        (2.0, 5.5, 2.0000002),
        (2.0, -5.5, 1.9999999),
        (2.0, 0.3, 1.9999999),
        (2.0, -0.3, 1.9999999),
        (2.0, 7.0, 2.0000002),
        (2.0, 1e-10, 1.9999999),
        (2.0, 3.0, 2.0000002),
        (2.0, -3.0, 1.9999999),
        (2.0, 1e+30, 2.0000002),
        (2.0, -1e+30, 1.9999999),
        (2.0, 1e-40, 1.9999999),
        (2.0, 1.0000001, 1.9999999),
        (-2.0, 0.0, -1.9999999),
        (-2.0, -0.0, -1.9999999),
        (-2.0, 1.0, -1.9999999),
        (-2.0, -1.0, -1.9999999),
        (-2.0, 2.0, -1.9999999),
        (-2.0, -2.0, -2.0),
        (-2.0, 5.0, -1.9999999),
        (-2.0, -5.0, -2.0000002),
        (-2.0, 5.5, -1.9999999),
        (-2.0, -5.5, -2.0000002),
        (-2.0, 0.3, -1.9999999),
        (-2.0, -0.3, -1.9999999),
        (-2.0, 7.0, -1.9999999),
        (-2.0, 1e-10, -1.9999999),
        (-2.0, 3.0, -1.9999999),
        (-2.0, -3.0, -2.0000002),
        (-2.0, 1e+30, -1.9999999),
        (-2.0, -1e+30, -2.0000002),
        (-2.0, 1e-40, -1.9999999),
        (-2.0, 1.0000001, -1.9999999),
        (5.0, 0.0, 4.9999995),
        (5.0, -0.0, 4.9999995),
        (5.0, 1.0, 4.9999995),
        (5.0, -1.0, 4.9999995),
        (5.0, 2.0, 4.9999995),
        (5.0, -2.0, 4.9999995),
        (5.0, 5.0, 5.0),
        (5.0, -5.0, 4.9999995),
        (5.0, 5.5, 5.0000005),
        (5.0, -5.5, 4.9999995),
        (5.0, 0.3, 4.9999995),
        (5.0, -0.3, 4.9999995),
        (5.0, 7.0, 5.0000005),
        (5.0, 1e-10, 4.9999995),
        (5.0, 3.0, 4.9999995),
        (5.0, -3.0, 4.9999995),
        (5.0, 1e+30, 5.0000005),
        (5.0, -1e+30, 4.9999995),
        (5.0, 1e-40, 4.9999995),
        (5.0, 1.0000001, 4.9999995),
        (-5.0, 0.0, -4.9999995),
        (-5.0, -0.0, -4.9999995),
        (-5.0, 1.0, -4.9999995),
        (-5.0, -1.0, -4.9999995),
        (-5.0, 2.0, -4.9999995),
        (-5.0, -2.0, -4.9999995),
        (-5.0, 5.0, -4.9999995),
        (-5.0, -5.0, -5.0),
        (-5.0, 5.5, -4.9999995),
        (-5.0, -5.5, -5.0000005),
        (-5.0, 0.3, -4.9999995),
        (-5.0, -0.3, -4.9999995),
        (-5.0, 7.0, -4.9999995),
        (-5.0, 1e-10, -4.9999995),
        (-5.0, 3.0, -4.9999995),
        (-5.0, -3.0, -4.9999995),
        (-5.0, 1e+30, -4.9999995),
        (-5.0, -1e+30, -5.0000005),
        (-5.0, 1e-40, -4.9999995),
        (-5.0, 1.0000001, -4.9999995),
        (5.5, 0.0, 5.4999995),
        (5.5, -0.0, 5.4999995),
        (5.5, 1.0, 5.4999995),
        (5.5, -1.0, 5.4999995),
        (5.5, 2.0, 5.4999995),
        (5.5, -2.0, 5.4999995),
        (5.5, 5.0, 5.4999995),
        (5.5, -5.0, 5.4999995),
        (5.5, 5.5, 5.5),
        (5.5, -5.5, 5.4999995),
        (5.5, 0.3, 5.4999995),
        (5.5, -0.3, 5.4999995),
        (5.5, 7.0, 5.5000005),
        (5.5, 1e-10, 5.4999995),
        (5.5, 3.0, 5.4999995),
        (5.5, -3.0, 5.4999995),
        (5.5, 1e+30, 5.5000005),
        (5.5, -1e+30, 5.4999995),
        (5.5, 1e-40, 5.4999995),
        (5.5, 1.0000001, 5.4999995),
        (-5.5, 0.0, -5.4999995),
        (-5.5, -0.0, -5.4999995),
        (-5.5, 1.0, -5.4999995),
        (-5.5, -1.0, -5.4999995),
        (-5.5, 2.0, -5.4999995),
        (-5.5, -2.0, -5.4999995),
        (-5.5, 5.0, -5.4999995),
        (-5.5, -5.0, -5.4999995),
        (-5.5, 5.5, -5.4999995),
        (-5.5, -5.5, -5.5),
        (-5.5, 0.3, -5.4999995),
        (-5.5, -0.3, -5.4999995),
        (-5.5, 7.0, -5.4999995),
        (-5.5, 1e-10, -5.4999995),
        (-5.5, 3.0, -5.4999995),
        (-5.5, -3.0, -5.4999995),
        (-5.5, 1e+30, -5.4999995),
        (-5.5, -1e+30, -5.5000005),
        (-5.5, 1e-40, -5.4999995),
        (-5.5, 1.0000001, -5.4999995),
        (0.3, 0.0, 0.29999998),
        (0.3, -0.0, 0.29999998),
        (0.3, 1.0, 0.30000004),
        (0.3, -1.0, 0.29999998),
        (0.3, 2.0, 0.30000004),
        (0.3, -2.0, 0.29999998),
        (0.3, 5.0, 0.30000004),
        (0.3, -5.0, 0.29999998),
        (0.3, 5.5, 0.30000004),
        (0.3, -5.5, 0.29999998),
        (0.3, 0.3, 0.3),
        (0.3, -0.3, 0.29999998),
        (0.3, 7.0, 0.30000004),
        (0.3, 1e-10, 0.29999998),
        (0.3, 3.0, 0.30000004),
        (0.3, -3.0, 0.29999998),
        (0.3, 1e+30, 0.30000004),
        (0.3, -1e+30, 0.29999998),
        (0.3, 1e-40, 0.29999998),
        (0.3, 1.0000001, 0.30000004),
        (-0.3, 0.0, -0.29999998),
        (-0.3, -0.0, -0.29999998),
        (-0.3, 1.0, -0.29999998),
        (-0.3, -1.0, -0.30000004),
        (-0.3, 2.0, -0.29999998),
        (-0.3, -2.0, -0.30000004),
        (-0.3, 5.0, -0.29999998),
        (-0.3, -5.0, -0.30000004),
        (-0.3, 5.5, -0.29999998),
        (-0.3, -5.5, -0.30000004),
        (-0.3, 0.3, -0.29999998),
        (-0.3, -0.3, -0.3),
        (-0.3, 7.0, -0.29999998),
        (-0.3, 1e-10, -0.29999998),
        (-0.3, 3.0, -0.29999998),
        (-0.3, -3.0, -0.30000004),
        (-0.3, 1e+30, -0.29999998),
        (-0.3, -1e+30, -0.30000004),
        (-0.3, 1e-40, -0.29999998),
        (-0.3, 1.0000001, -0.29999998),
        (7.0, 0.0, 6.9999995),
        (7.0, -0.0, 6.9999995),
        (7.0, 1.0, 6.9999995),
        (7.0, -1.0, 6.9999995),
        (7.0, 2.0, 6.9999995),
        (7.0, -2.0, 6.9999995),
        (7.0, 5.0, 6.9999995),
        (7.0, -5.0, 6.9999995),
        (7.0, 5.5, 6.9999995),
        (7.0, -5.5, 6.9999995),
        (7.0, 0.3, 6.9999995),
        (7.0, -0.3, 6.9999995),
        (7.0, 7.0, 7.0),
        (7.0, 1e-10, 6.9999995),
        (7.0, 3.0, 6.9999995),
        (7.0, -3.0, 6.9999995),
        (7.0, 1e+30, 7.0000005),
        (7.0, -1e+30, 6.9999995),
        (7.0, 1e-40, 6.9999995),
        (7.0, 1.0000001, 6.9999995),
        (1e-10, 0.0, 9.9999994e-11),
        (1e-10, -0.0, 9.9999994e-11),
        (1e-10, 1.0, 1.0000001e-10),
        (1e-10, -1.0, 9.9999994e-11),
        (1e-10, 2.0, 1.0000001e-10),
        (1e-10, -2.0, 9.9999994e-11),
        (1e-10, 5.0, 1.0000001e-10),
        (1e-10, -5.0, 9.9999994e-11),
        (1e-10, 5.5, 1.0000001e-10),
        (1e-10, -5.5, 9.9999994e-11),
        (1e-10, 0.3, 1.0000001e-10),
        (1e-10, -0.3, 9.9999994e-11),
        (1e-10, 7.0, 1.0000001e-10),
        (1e-10, 1e-10, 1e-10),
        (1e-10, 3.0, 1.0000001e-10),
        (1e-10, -3.0, 9.9999994e-11),
        (1e-10, 1e+30, 1.0000001e-10),
        (1e-10, -1e+30, 9.9999994e-11),
        (1e-10, 1e-40, 9.9999994e-11),
        (1e-10, 1.0000001, 1.0000001e-10),
        (3.0, 0.0, 2.9999998),
        (3.0, -0.0, 2.9999998),
        (3.0, 1.0, 2.9999998),
        (3.0, -1.0, 2.9999998),
        (3.0, 2.0, 2.9999998),
        (3.0, -2.0, 2.9999998),
        (3.0, 5.0, 3.0000002),
        (3.0, -5.0, 2.9999998),
        (3.0, 5.5, 3.0000002),
        (3.0, -5.5, 2.9999998),
        (3.0, 0.3, 2.9999998),
        (3.0, -0.3, 2.9999998),
        (3.0, 7.0, 3.0000002),
        (3.0, 1e-10, 2.9999998),
        (3.0, 3.0, 3.0),
        (3.0, -3.0, 2.9999998),
        (3.0, 1e+30, 3.0000002),
        (3.0, -1e+30, 2.9999998),
        (3.0, 1e-40, 2.9999998),
        (3.0, 1.0000001, 2.9999998),
        (-3.0, 0.0, -2.9999998),
        (-3.0, -0.0, -2.9999998),
        (-3.0, 1.0, -2.9999998),
        (-3.0, -1.0, -2.9999998),
        (-3.0, 2.0, -2.9999998),
        (-3.0, -2.0, -2.9999998),
        (-3.0, 5.0, -2.9999998),
        (-3.0, -5.0, -3.0000002),
        (-3.0, 5.5, -2.9999998),
        (-3.0, -5.5, -3.0000002),
        (-3.0, 0.3, -2.9999998),
        (-3.0, -0.3, -2.9999998),
        (-3.0, 7.0, -2.9999998),
        (-3.0, 1e-10, -2.9999998),
        (-3.0, 3.0, -2.9999998),
        (-3.0, -3.0, -3.0),
        (-3.0, 1e+30, -2.9999998),
        (-3.0, -1e+30, -3.0000002),
        (-3.0, 1e-40, -2.9999998),
        (-3.0, 1.0000001, -2.9999998),
        (1e+30, 0.0, 9.9999994e+29),
        (1e+30, -0.0, 9.9999994e+29),
        (1e+30, 1.0, 9.9999994e+29),
        (1e+30, -1.0, 9.9999994e+29),
        (1e+30, 2.0, 9.9999994e+29),
        (1e+30, -2.0, 9.9999994e+29),
        (1e+30, 5.0, 9.9999994e+29),
        (1e+30, -5.0, 9.9999994e+29),
        (1e+30, 5.5, 9.9999994e+29),
        (1e+30, -5.5, 9.9999994e+29),
        (1e+30, 0.3, 9.9999994e+29),
        (1e+30, -0.3, 9.9999994e+29),
        (1e+30, 7.0, 9.9999994e+29),
        (1e+30, 1e-10, 9.9999994e+29),
        (1e+30, 3.0, 9.9999994e+29),
        (1e+30, -3.0, 9.9999994e+29),
        (1e+30, 1e+30, 1e+30),
        (1e+30, -1e+30, 9.9999994e+29),
        (1e+30, 1e-40, 9.9999994e+29),
        (1e+30, 1.0000001, 9.9999994e+29),
        (-1e+30, 0.0, -9.9999994e+29),
        (-1e+30, -0.0, -9.9999994e+29),
        (-1e+30, 1.0, -9.9999994e+29),
        (-1e+30, -1.0, -9.9999994e+29),
        (-1e+30, 2.0, -9.9999994e+29),
        (-1e+30, -2.0, -9.9999994e+29),
        (-1e+30, 5.0, -9.9999994e+29),
        (-1e+30, -5.0, -9.9999994e+29),
        (-1e+30, 5.5, -9.9999994e+29),
        (-1e+30, -5.5, -9.9999994e+29),
        (-1e+30, 0.3, -9.9999994e+29),
        (-1e+30, -0.3, -9.9999994e+29),
        (-1e+30, 7.0, -9.9999994e+29),
        (-1e+30, 1e-10, -9.9999994e+29),
        (-1e+30, 3.0, -9.9999994e+29),
        (-1e+30, -3.0, -9.9999994e+29),
        (-1e+30, 1e+30, -9.9999994e+29),
        (-1e+30, -1e+30, -1e+30),
        (-1e+30, 1e-40, -9.9999994e+29),
        (-1e+30, 1.0000001, -9.9999994e+29),
        (1e-40, 0.0, 9.9998e-41),
        (1e-40, -0.0, 9.9998e-41),
        (1e-40, 1.0, 1.00001e-40),
        (1e-40, -1.0, 9.9998e-41),
        (1e-40, 2.0, 1.00001e-40),
        (1e-40, -2.0, 9.9998e-41),
        (1e-40, 5.0, 1.00001e-40),
        (1e-40, -5.0, 9.9998e-41),
        (1e-40, 5.5, 1.00001e-40),
        (1e-40, -5.5, 9.9998e-41),
        (1e-40, 0.3, 1.00001e-40),
        (1e-40, -0.3, 9.9998e-41),
        (1e-40, 7.0, 1.00001e-40),
        (1e-40, 1e-10, 1.00001e-40),
        (1e-40, 3.0, 1.00001e-40),
        (1e-40, -3.0, 9.9998e-41),
        (1e-40, 1e+30, 1.00001e-40),
        (1e-40, -1e+30, 9.9998e-41),
        (1e-40, 1e-40, 1e-40),
        (1e-40, 1.0000001, 1.00001e-40),
        (1.0000001, 0.0, 1.0),
        (1.0000001, -0.0, 1.0),
        (1.0000001, 1.0, 1.0),
        (1.0000001, -1.0, 1.0),
        (1.0000001, 2.0, 1.0000002),
        (1.0000001, -2.0, 1.0),
        (1.0000001, 5.0, 1.0000002),
        (1.0000001, -5.0, 1.0),
        (1.0000001, 5.5, 1.0000002),
        (1.0000001, -5.5, 1.0),
        (1.0000001, 0.3, 1.0),
        (1.0000001, -0.3, 1.0),
        (1.0000001, 7.0, 1.0000002),
        (1.0000001, 1e-10, 1.0),
        (1.0000001, 3.0, 1.0000002),
        (1.0000001, -3.0, 1.0),
        (1.0000001, 1e+30, 1.0000002),
        (1.0000001, -1e+30, 1.0),
        (1.0000001, 1e-40, 1.0),
        (1.0000001, 1.0000001, 1.0000001),
    ];
    for &(x, y, want) in CASES {
        check(
            "nextafter",
            &format!("{x:?}, {y:?}"),
            nextafter(x, y),
            want,
            0.0,
            0.0,
        );
    }
}
#[test]
fn heaviside_f32() {
    let _report = Report;
    const CASES: &[(f32, f32, f32)] = &[
        (0.0, 0.0, 0.0),
        (0.0, -0.0, -0.0),
        (0.0, 1.0, 1.0),
        (0.0, -1.0, -1.0),
        (0.0, 2.0, 2.0),
        (0.0, -2.0, -2.0),
        (0.0, 5.0, 5.0),
        (0.0, -5.0, -5.0),
        (0.0, 5.5, 5.5),
        (0.0, -5.5, -5.5),
        (0.0, 0.3, 0.3),
        (0.0, -0.3, -0.3),
        (0.0, 7.0, 7.0),
        (0.0, 1e-10, 1e-10),
        (0.0, 3.0, 3.0),
        (0.0, -3.0, -3.0),
        (0.0, 1e+30, 1e+30),
        (0.0, -1e+30, -1e+30),
        (0.0, 1e-40, 1e-40),
        (0.0, 1.0000001, 1.0000001),
        (-0.0, 0.0, 0.0),
        (-0.0, -0.0, -0.0),
        (-0.0, 1.0, 1.0),
        (-0.0, -1.0, -1.0),
        (-0.0, 2.0, 2.0),
        (-0.0, -2.0, -2.0),
        (-0.0, 5.0, 5.0),
        (-0.0, -5.0, -5.0),
        (-0.0, 5.5, 5.5),
        (-0.0, -5.5, -5.5),
        (-0.0, 0.3, 0.3),
        (-0.0, -0.3, -0.3),
        (-0.0, 7.0, 7.0),
        (-0.0, 1e-10, 1e-10),
        (-0.0, 3.0, 3.0),
        (-0.0, -3.0, -3.0),
        (-0.0, 1e+30, 1e+30),
        (-0.0, -1e+30, -1e+30),
        (-0.0, 1e-40, 1e-40),
        (-0.0, 1.0000001, 1.0000001),
        (1.0, 0.0, 1.0),
        (1.0, -0.0, 1.0),
        (1.0, 1.0, 1.0),
        (1.0, -1.0, 1.0),
        (1.0, 2.0, 1.0),
        (1.0, -2.0, 1.0),
        (1.0, 5.0, 1.0),
        (1.0, -5.0, 1.0),
        (1.0, 5.5, 1.0),
        (1.0, -5.5, 1.0),
        (1.0, 0.3, 1.0),
        (1.0, -0.3, 1.0),
        (1.0, 7.0, 1.0),
        (1.0, 1e-10, 1.0),
        (1.0, 3.0, 1.0),
        (1.0, -3.0, 1.0),
        (1.0, 1e+30, 1.0),
        (1.0, -1e+30, 1.0),
        (1.0, 1e-40, 1.0),
        (1.0, 1.0000001, 1.0),
        (-1.0, 0.0, 0.0),
        (-1.0, -0.0, 0.0),
        (-1.0, 1.0, 0.0),
        (-1.0, -1.0, 0.0),
        (-1.0, 2.0, 0.0),
        (-1.0, -2.0, 0.0),
        (-1.0, 5.0, 0.0),
        (-1.0, -5.0, 0.0),
        (-1.0, 5.5, 0.0),
        (-1.0, -5.5, 0.0),
        (-1.0, 0.3, 0.0),
        (-1.0, -0.3, 0.0),
        (-1.0, 7.0, 0.0),
        (-1.0, 1e-10, 0.0),
        (-1.0, 3.0, 0.0),
        (-1.0, -3.0, 0.0),
        (-1.0, 1e+30, 0.0),
        (-1.0, -1e+30, 0.0),
        (-1.0, 1e-40, 0.0),
        (-1.0, 1.0000001, 0.0),
        (2.0, 0.0, 1.0),
        (2.0, -0.0, 1.0),
        (2.0, 1.0, 1.0),
        (2.0, -1.0, 1.0),
        (2.0, 2.0, 1.0),
        (2.0, -2.0, 1.0),
        (2.0, 5.0, 1.0),
        (2.0, -5.0, 1.0),
        (2.0, 5.5, 1.0),
        (2.0, -5.5, 1.0),
        (2.0, 0.3, 1.0),
        (2.0, -0.3, 1.0),
        (2.0, 7.0, 1.0),
        (2.0, 1e-10, 1.0),
        (2.0, 3.0, 1.0),
        (2.0, -3.0, 1.0),
        (2.0, 1e+30, 1.0),
        (2.0, -1e+30, 1.0),
        (2.0, 1e-40, 1.0),
        (2.0, 1.0000001, 1.0),
        (-2.0, 0.0, 0.0),
        (-2.0, -0.0, 0.0),
        (-2.0, 1.0, 0.0),
        (-2.0, -1.0, 0.0),
        (-2.0, 2.0, 0.0),
        (-2.0, -2.0, 0.0),
        (-2.0, 5.0, 0.0),
        (-2.0, -5.0, 0.0),
        (-2.0, 5.5, 0.0),
        (-2.0, -5.5, 0.0),
        (-2.0, 0.3, 0.0),
        (-2.0, -0.3, 0.0),
        (-2.0, 7.0, 0.0),
        (-2.0, 1e-10, 0.0),
        (-2.0, 3.0, 0.0),
        (-2.0, -3.0, 0.0),
        (-2.0, 1e+30, 0.0),
        (-2.0, -1e+30, 0.0),
        (-2.0, 1e-40, 0.0),
        (-2.0, 1.0000001, 0.0),
        (5.0, 0.0, 1.0),
        (5.0, -0.0, 1.0),
        (5.0, 1.0, 1.0),
        (5.0, -1.0, 1.0),
        (5.0, 2.0, 1.0),
        (5.0, -2.0, 1.0),
        (5.0, 5.0, 1.0),
        (5.0, -5.0, 1.0),
        (5.0, 5.5, 1.0),
        (5.0, -5.5, 1.0),
        (5.0, 0.3, 1.0),
        (5.0, -0.3, 1.0),
        (5.0, 7.0, 1.0),
        (5.0, 1e-10, 1.0),
        (5.0, 3.0, 1.0),
        (5.0, -3.0, 1.0),
        (5.0, 1e+30, 1.0),
        (5.0, -1e+30, 1.0),
        (5.0, 1e-40, 1.0),
        (5.0, 1.0000001, 1.0),
        (-5.0, 0.0, 0.0),
        (-5.0, -0.0, 0.0),
        (-5.0, 1.0, 0.0),
        (-5.0, -1.0, 0.0),
        (-5.0, 2.0, 0.0),
        (-5.0, -2.0, 0.0),
        (-5.0, 5.0, 0.0),
        (-5.0, -5.0, 0.0),
        (-5.0, 5.5, 0.0),
        (-5.0, -5.5, 0.0),
        (-5.0, 0.3, 0.0),
        (-5.0, -0.3, 0.0),
        (-5.0, 7.0, 0.0),
        (-5.0, 1e-10, 0.0),
        (-5.0, 3.0, 0.0),
        (-5.0, -3.0, 0.0),
        (-5.0, 1e+30, 0.0),
        (-5.0, -1e+30, 0.0),
        (-5.0, 1e-40, 0.0),
        (-5.0, 1.0000001, 0.0),
        (5.5, 0.0, 1.0),
        (5.5, -0.0, 1.0),
        (5.5, 1.0, 1.0),
        (5.5, -1.0, 1.0),
        (5.5, 2.0, 1.0),
        (5.5, -2.0, 1.0),
        (5.5, 5.0, 1.0),
        (5.5, -5.0, 1.0),
        (5.5, 5.5, 1.0),
        (5.5, -5.5, 1.0),
        (5.5, 0.3, 1.0),
        (5.5, -0.3, 1.0),
        (5.5, 7.0, 1.0),
        (5.5, 1e-10, 1.0),
        (5.5, 3.0, 1.0),
        (5.5, -3.0, 1.0),
        (5.5, 1e+30, 1.0),
        (5.5, -1e+30, 1.0),
        (5.5, 1e-40, 1.0),
        (5.5, 1.0000001, 1.0),
        (-5.5, 0.0, 0.0),
        (-5.5, -0.0, 0.0),
        (-5.5, 1.0, 0.0),
        (-5.5, -1.0, 0.0),
        (-5.5, 2.0, 0.0),
        (-5.5, -2.0, 0.0),
        (-5.5, 5.0, 0.0),
        (-5.5, -5.0, 0.0),
        (-5.5, 5.5, 0.0),
        (-5.5, -5.5, 0.0),
        (-5.5, 0.3, 0.0),
        (-5.5, -0.3, 0.0),
        (-5.5, 7.0, 0.0),
        (-5.5, 1e-10, 0.0),
        (-5.5, 3.0, 0.0),
        (-5.5, -3.0, 0.0),
        (-5.5, 1e+30, 0.0),
        (-5.5, -1e+30, 0.0),
        (-5.5, 1e-40, 0.0),
        (-5.5, 1.0000001, 0.0),
        (0.3, 0.0, 1.0),
        (0.3, -0.0, 1.0),
        (0.3, 1.0, 1.0),
        (0.3, -1.0, 1.0),
        (0.3, 2.0, 1.0),
        (0.3, -2.0, 1.0),
        (0.3, 5.0, 1.0),
        (0.3, -5.0, 1.0),
        (0.3, 5.5, 1.0),
        (0.3, -5.5, 1.0),
        (0.3, 0.3, 1.0),
        (0.3, -0.3, 1.0),
        (0.3, 7.0, 1.0),
        (0.3, 1e-10, 1.0),
        (0.3, 3.0, 1.0),
        (0.3, -3.0, 1.0),
        (0.3, 1e+30, 1.0),
        (0.3, -1e+30, 1.0),
        (0.3, 1e-40, 1.0),
        (0.3, 1.0000001, 1.0),
        (-0.3, 0.0, 0.0),
        (-0.3, -0.0, 0.0),
        (-0.3, 1.0, 0.0),
        (-0.3, -1.0, 0.0),
        (-0.3, 2.0, 0.0),
        (-0.3, -2.0, 0.0),
        (-0.3, 5.0, 0.0),
        (-0.3, -5.0, 0.0),
        (-0.3, 5.5, 0.0),
        (-0.3, -5.5, 0.0),
        (-0.3, 0.3, 0.0),
        (-0.3, -0.3, 0.0),
        (-0.3, 7.0, 0.0),
        (-0.3, 1e-10, 0.0),
        (-0.3, 3.0, 0.0),
        (-0.3, -3.0, 0.0),
        (-0.3, 1e+30, 0.0),
        (-0.3, -1e+30, 0.0),
        (-0.3, 1e-40, 0.0),
        (-0.3, 1.0000001, 0.0),
        (7.0, 0.0, 1.0),
        (7.0, -0.0, 1.0),
        (7.0, 1.0, 1.0),
        (7.0, -1.0, 1.0),
        (7.0, 2.0, 1.0),
        (7.0, -2.0, 1.0),
        (7.0, 5.0, 1.0),
        (7.0, -5.0, 1.0),
        (7.0, 5.5, 1.0),
        (7.0, -5.5, 1.0),
        (7.0, 0.3, 1.0),
        (7.0, -0.3, 1.0),
        (7.0, 7.0, 1.0),
        (7.0, 1e-10, 1.0),
        (7.0, 3.0, 1.0),
        (7.0, -3.0, 1.0),
        (7.0, 1e+30, 1.0),
        (7.0, -1e+30, 1.0),
        (7.0, 1e-40, 1.0),
        (7.0, 1.0000001, 1.0),
        (1e-10, 0.0, 1.0),
        (1e-10, -0.0, 1.0),
        (1e-10, 1.0, 1.0),
        (1e-10, -1.0, 1.0),
        (1e-10, 2.0, 1.0),
        (1e-10, -2.0, 1.0),
        (1e-10, 5.0, 1.0),
        (1e-10, -5.0, 1.0),
        (1e-10, 5.5, 1.0),
        (1e-10, -5.5, 1.0),
        (1e-10, 0.3, 1.0),
        (1e-10, -0.3, 1.0),
        (1e-10, 7.0, 1.0),
        (1e-10, 1e-10, 1.0),
        (1e-10, 3.0, 1.0),
        (1e-10, -3.0, 1.0),
        (1e-10, 1e+30, 1.0),
        (1e-10, -1e+30, 1.0),
        (1e-10, 1e-40, 1.0),
        (1e-10, 1.0000001, 1.0),
        (3.0, 0.0, 1.0),
        (3.0, -0.0, 1.0),
        (3.0, 1.0, 1.0),
        (3.0, -1.0, 1.0),
        (3.0, 2.0, 1.0),
        (3.0, -2.0, 1.0),
        (3.0, 5.0, 1.0),
        (3.0, -5.0, 1.0),
        (3.0, 5.5, 1.0),
        (3.0, -5.5, 1.0),
        (3.0, 0.3, 1.0),
        (3.0, -0.3, 1.0),
        (3.0, 7.0, 1.0),
        (3.0, 1e-10, 1.0),
        (3.0, 3.0, 1.0),
        (3.0, -3.0, 1.0),
        (3.0, 1e+30, 1.0),
        (3.0, -1e+30, 1.0),
        (3.0, 1e-40, 1.0),
        (3.0, 1.0000001, 1.0),
        (-3.0, 0.0, 0.0),
        (-3.0, -0.0, 0.0),
        (-3.0, 1.0, 0.0),
        (-3.0, -1.0, 0.0),
        (-3.0, 2.0, 0.0),
        (-3.0, -2.0, 0.0),
        (-3.0, 5.0, 0.0),
        (-3.0, -5.0, 0.0),
        (-3.0, 5.5, 0.0),
        (-3.0, -5.5, 0.0),
        (-3.0, 0.3, 0.0),
        (-3.0, -0.3, 0.0),
        (-3.0, 7.0, 0.0),
        (-3.0, 1e-10, 0.0),
        (-3.0, 3.0, 0.0),
        (-3.0, -3.0, 0.0),
        (-3.0, 1e+30, 0.0),
        (-3.0, -1e+30, 0.0),
        (-3.0, 1e-40, 0.0),
        (-3.0, 1.0000001, 0.0),
        (1e+30, 0.0, 1.0),
        (1e+30, -0.0, 1.0),
        (1e+30, 1.0, 1.0),
        (1e+30, -1.0, 1.0),
        (1e+30, 2.0, 1.0),
        (1e+30, -2.0, 1.0),
        (1e+30, 5.0, 1.0),
        (1e+30, -5.0, 1.0),
        (1e+30, 5.5, 1.0),
        (1e+30, -5.5, 1.0),
        (1e+30, 0.3, 1.0),
        (1e+30, -0.3, 1.0),
        (1e+30, 7.0, 1.0),
        (1e+30, 1e-10, 1.0),
        (1e+30, 3.0, 1.0),
        (1e+30, -3.0, 1.0),
        (1e+30, 1e+30, 1.0),
        (1e+30, -1e+30, 1.0),
        (1e+30, 1e-40, 1.0),
        (1e+30, 1.0000001, 1.0),
        (-1e+30, 0.0, 0.0),
        (-1e+30, -0.0, 0.0),
        (-1e+30, 1.0, 0.0),
        (-1e+30, -1.0, 0.0),
        (-1e+30, 2.0, 0.0),
        (-1e+30, -2.0, 0.0),
        (-1e+30, 5.0, 0.0),
        (-1e+30, -5.0, 0.0),
        (-1e+30, 5.5, 0.0),
        (-1e+30, -5.5, 0.0),
        (-1e+30, 0.3, 0.0),
        (-1e+30, -0.3, 0.0),
        (-1e+30, 7.0, 0.0),
        (-1e+30, 1e-10, 0.0),
        (-1e+30, 3.0, 0.0),
        (-1e+30, -3.0, 0.0),
        (-1e+30, 1e+30, 0.0),
        (-1e+30, -1e+30, 0.0),
        (-1e+30, 1e-40, 0.0),
        (-1e+30, 1.0000001, 0.0),
        (1e-40, 0.0, 1.0),
        (1e-40, -0.0, 1.0),
        (1e-40, 1.0, 1.0),
        (1e-40, -1.0, 1.0),
        (1e-40, 2.0, 1.0),
        (1e-40, -2.0, 1.0),
        (1e-40, 5.0, 1.0),
        (1e-40, -5.0, 1.0),
        (1e-40, 5.5, 1.0),
        (1e-40, -5.5, 1.0),
        (1e-40, 0.3, 1.0),
        (1e-40, -0.3, 1.0),
        (1e-40, 7.0, 1.0),
        (1e-40, 1e-10, 1.0),
        (1e-40, 3.0, 1.0),
        (1e-40, -3.0, 1.0),
        (1e-40, 1e+30, 1.0),
        (1e-40, -1e+30, 1.0),
        (1e-40, 1e-40, 1.0),
        (1e-40, 1.0000001, 1.0),
        (1.0000001, 0.0, 1.0),
        (1.0000001, -0.0, 1.0),
        (1.0000001, 1.0, 1.0),
        (1.0000001, -1.0, 1.0),
        (1.0000001, 2.0, 1.0),
        (1.0000001, -2.0, 1.0),
        (1.0000001, 5.0, 1.0),
        (1.0000001, -5.0, 1.0),
        (1.0000001, 5.5, 1.0),
        (1.0000001, -5.5, 1.0),
        (1.0000001, 0.3, 1.0),
        (1.0000001, -0.3, 1.0),
        (1.0000001, 7.0, 1.0),
        (1.0000001, 1e-10, 1.0),
        (1.0000001, 3.0, 1.0),
        (1.0000001, -3.0, 1.0),
        (1.0000001, 1e+30, 1.0),
        (1.0000001, -1e+30, 1.0),
        (1.0000001, 1e-40, 1.0),
        (1.0000001, 1.0000001, 1.0),
    ];
    for &(x, y, want) in CASES {
        check(
            "heaviside",
            &format!("{x:?}, {y:?}"),
            heaviside(x, y),
            want,
            0.0,
            0.0,
        );
    }
}
#[test]
fn logaddexp_f32() {
    let _report = Report;
    const CASES: &[(f32, f32, f32)] = &[
        (0.0, 0.0, 0.6931472),
        (0.0, -0.0, 0.6931472),
        (0.0, 1.0, 1.3132617),
        (0.0, -1.0, 0.3132617),
        (0.0, 2.0, 2.126928),
        (0.0, -2.0, 0.126928),
        (0.0, 5.0, 5.0067153),
        (0.0, -5.0, 0.0067153485),
        (0.0, 5.5, 5.5040784),
        (0.0, -5.5, 0.0040784436),
        (0.0, 0.3, 0.8543552),
        (0.0, -0.3, 0.5543552),
        (0.0, 7.0, 7.000911),
        (0.0, 1e-10, 0.6931472),
        (0.0, 3.0, 3.0485873),
        (0.0, -3.0, 0.048587352),
        (0.0, 1e+30, 1e+30),
        (0.0, -1e+30, 0.0),
        (0.0, 1e-40, 0.6931472),
        (0.0, 1.0000001, 1.3132617),
        (-0.0, 0.0, 0.6931472),
        (-0.0, -0.0, 0.6931472),
        (-0.0, 1.0, 1.3132617),
        (-0.0, -1.0, 0.3132617),
        (-0.0, 2.0, 2.126928),
        (-0.0, -2.0, 0.126928),
        (-0.0, 5.0, 5.0067153),
        (-0.0, -5.0, 0.0067153485),
        (-0.0, 5.5, 5.5040784),
        (-0.0, -5.5, 0.0040784436),
        (-0.0, 0.3, 0.8543552),
        (-0.0, -0.3, 0.5543552),
        (-0.0, 7.0, 7.000911),
        (-0.0, 1e-10, 0.6931472),
        (-0.0, 3.0, 3.0485873),
        (-0.0, -3.0, 0.048587352),
        (-0.0, 1e+30, 1e+30),
        (-0.0, -1e+30, 0.0),
        (-0.0, 1e-40, 0.6931472),
        (-0.0, 1.0000001, 1.3132617),
        (1.0, 0.0, 1.3132617),
        (1.0, -0.0, 1.3132617),
        (1.0, 1.0, 1.6931472),
        (1.0, -1.0, 1.126928),
        (1.0, 2.0, 2.3132617),
        (1.0, -2.0, 1.0485873),
        (1.0, 5.0, 5.01815),
        (1.0, -5.0, 1.0024757),
        (1.0, 5.5, 5.511048),
        (1.0, -5.5, 1.0015023),
        (1.0, 0.3, 1.4031861),
        (1.0, -0.3, 1.2410085),
        (1.0, 7.0, 7.0024757),
        (1.0, 1e-10, 1.3132617),
        (1.0, 3.0, 3.126928),
        (1.0, -3.0, 1.01815),
        (1.0, 1e+30, 1e+30),
        (1.0, -1e+30, 1.0),
        (1.0, 1e-40, 1.3132617),
        (1.0, 1.0000001, 1.6931472),
        (-1.0, 0.0, 0.3132617),
        (-1.0, -0.0, 0.3132617),
        (-1.0, 1.0, 1.126928),
        (-1.0, -1.0, -0.30685282),
        (-1.0, 2.0, 2.0485873),
        (-1.0, -2.0, -0.6867383),
        (-1.0, 5.0, 5.0024757),
        (-1.0, -5.0, -0.9818501),
        (-1.0, 5.5, 5.5015025),
        (-1.0, -5.5, -0.9889523),
        (-1.0, 0.3, 0.5410085),
        (-1.0, -0.3, 0.10318604),
        (-1.0, 7.0, 7.000335),
        (-1.0, 1e-10, 0.3132617),
        (-1.0, 3.0, 3.0181499),
        (-1.0, -3.0, -0.873072),
        (-1.0, 1e+30, 1e+30),
        (-1.0, -1e+30, -1.0),
        (-1.0, 1e-40, 0.3132617),
        (-1.0, 1.0000001, 1.1269281),
        (2.0, 0.0, 2.126928),
        (2.0, -0.0, 2.126928),
        (2.0, 1.0, 2.3132617),
        (2.0, -1.0, 2.0485873),
        (2.0, 2.0, 2.6931472),
        (2.0, -2.0, 2.0181499),
        (2.0, 5.0, 5.0485873),
        (2.0, -5.0, 2.0009115),
        (2.0, 5.5, 5.5297503),
        (2.0, -5.5, 2.000553),
        (2.0, 0.3, 2.1677861),
        (2.0, -0.3, 2.0955455),
        (2.0, 7.0, 7.0067153),
        (2.0, 1e-10, 2.126928),
        (2.0, 3.0, 3.3132617),
        (2.0, -3.0, 2.0067153),
        (2.0, 1e+30, 1e+30),
        (2.0, -1e+30, 2.0),
        (2.0, 1e-40, 2.126928),
        (2.0, 1.0000001, 2.3132617),
        (-2.0, 0.0, 0.126928),
        (-2.0, -0.0, 0.126928),
        (-2.0, 1.0, 1.0485873),
        (-2.0, -1.0, -0.6867383),
        (-2.0, 2.0, 2.0181499),
        (-2.0, -2.0, -1.3068528),
        (-2.0, 5.0, 5.000911),
        (-2.0, -5.0, -1.9514127),
        (-2.0, 5.5, 5.500553),
        (-2.0, -5.5, -1.9702495),
        (-2.0, 0.3, 0.39554548),
        (-2.0, -0.3, -0.13221398),
        (-2.0, 7.0, 7.0001235),
        (-2.0, 1e-10, 0.126928),
        (-2.0, 3.0, 3.0067153),
        (-2.0, -3.0, -1.6867383),
        (-2.0, 1e+30, 1e+30),
        (-2.0, -1e+30, -2.0),
        (-2.0, 1e-40, 0.126928),
        (-2.0, 1.0000001, 1.0485874),
        (5.0, 0.0, 5.0067153),
        (5.0, -0.0, 5.0067153),
        (5.0, 1.0, 5.01815),
        (5.0, -1.0, 5.0024757),
        (5.0, 2.0, 5.0485873),
        (5.0, -2.0, 5.000911),
        (5.0, 5.0, 5.693147),
        (5.0, -5.0, 5.0000453),
        (5.0, 5.5, 5.974077),
        (5.0, -5.5, 5.0000277),
        (5.0, 0.3, 5.009054),
        (5.0, -0.3, 5.004979),
        (5.0, 7.0, 7.126928),
        (5.0, 1e-10, 5.0067153),
        (5.0, 3.0, 5.126928),
        (5.0, -3.0, 5.000335),
        (5.0, 1e+30, 1e+30),
        (5.0, -1e+30, 5.0),
        (5.0, 1e-40, 5.0067153),
        (5.0, 1.0000001, 5.01815),
        (-5.0, 0.0, 0.0067153485),
        (-5.0, -0.0, 0.0067153485),
        (-5.0, 1.0, 1.0024757),
        (-5.0, -1.0, -0.9818501),
        (-5.0, 2.0, 2.0009115),
        (-5.0, -2.0, -1.9514127),
        (-5.0, 5.0, 5.0000453),
        (-5.0, -5.0, -4.306853),
        (-5.0, 5.5, 5.5000277),
        (-5.0, -5.5, -4.525923),
        (-5.0, 0.3, 0.30497918),
        (-5.0, -0.3, -0.29094586),
        (-5.0, 7.0, 7.000006),
        (-5.0, 1e-10, 0.0067153485),
        (-5.0, 3.0, 3.0003355),
        (-5.0, -3.0, -2.873072),
        (-5.0, 1e+30, 1e+30),
        (-5.0, -1e+30, -5.0),
        (-5.0, 1e-40, 0.0067153485),
        (-5.0, 1.0000001, 1.0024759),
        (5.5, 0.0, 5.5040784),
        (5.5, -0.0, 5.5040784),
        (5.5, 1.0, 5.511048),
        (5.5, -1.0, 5.5015025),
        (5.5, 2.0, 5.5297503),
        (5.5, -2.0, 5.500553),
        (5.5, 5.0, 5.974077),
        (5.5, -5.0, 5.5000277),
        (5.5, 5.5, 6.193147),
        (5.5, -5.5, 5.5000167),
        (5.5, 0.3, 5.5055013),
        (5.5, -0.3, 5.503023),
        (5.5, 7.0, 7.201413),
        (5.5, 1e-10, 5.5040784),
        (5.5, 3.0, 5.57889),
        (5.5, -3.0, 5.5002036),
        (5.5, 1e+30, 1e+30),
        (5.5, -1e+30, 5.5),
        (5.5, 1e-40, 5.5040784),
        (5.5, 1.0000001, 5.511048),
        (-5.5, 0.0, 0.0040784436),
        (-5.5, -0.0, 0.0040784436),
        (-5.5, 1.0, 1.0015023),
        (-5.5, -1.0, -0.9889523),
        (-5.5, 2.0, 2.000553),
        (-5.5, -2.0, -1.9702495),
        (-5.5, 5.0, 5.0000277),
        (-5.5, -5.0, -4.525923),
        (-5.5, 5.5, 5.5000167),
        (-5.5, -5.5, -4.806853),
        (-5.5, 0.3, 0.30302298),
        (-5.5, -0.3, -0.2944986),
        (-5.5, 7.0, 7.000004),
        (-5.5, 1e-10, 0.0040784436),
        (-5.5, 3.0, 3.0002034),
        (-5.5, -3.0, -2.9211102),
        (-5.5, 1e+30, 1e+30),
        (-5.5, -1e+30, -5.5),
        (-5.5, 1e-40, 0.0040784436),
        (-5.5, 1.0000001, 1.0015024),
        (0.3, 0.0, 0.8543552),
        (0.3, -0.0, 0.8543552),
        (0.3, 1.0, 1.4031861),
        (0.3, -1.0, 0.5410085),
        (0.3, 2.0, 2.1677861),
        (0.3, -2.0, 0.39554548),
        (0.3, 5.0, 5.009054),
        (0.3, -5.0, 0.30497918),
        (0.3, 5.5, 5.5055013),
        (0.3, -5.5, 0.30302298),
        (0.3, 0.3, 0.9931472),
        (0.3, -0.3, 0.737488),
        (0.3, 7.0, 7.0012302),
        (0.3, 1e-10, 0.8543552),
        (0.3, 3.0, 3.0650434),
        (0.3, -3.0, 0.33621928),
        (0.3, 1e+30, 1e+30),
        (0.3, -1e+30, 0.3),
        (0.3, 1e-40, 0.8543552),
        (0.3, 1.0000001, 1.4031861),
        (-0.3, 0.0, 0.5543552),
        (-0.3, -0.0, 0.5543552),
        (-0.3, 1.0, 1.2410085),
        (-0.3, -1.0, 0.10318604),
        (-0.3, 2.0, 2.0955455),
        (-0.3, -2.0, -0.13221398),
        (-0.3, 5.0, 5.004979),
        (-0.3, -5.0, -0.29094586),
        (-0.3, 5.5, 5.503023),
        (-0.3, -5.5, -0.2944986),
        (-0.3, 0.3, 0.737488),
        (-0.3, -0.3, 0.39314717),
        (-0.3, 7.0, 7.000675),
        (-0.3, 1e-10, 0.5543552),
        (-0.3, 3.0, 3.0362194),
        (-0.3, -3.0, -0.23495644),
        (-0.3, 1e+30, 1e+30),
        (-0.3, -1e+30, -0.3),
        (-0.3, 1e-40, 0.5543552),
        (-0.3, 1.0000001, 1.2410085),
        (7.0, 0.0, 7.000911),
        (7.0, -0.0, 7.000911),
        (7.0, 1.0, 7.0024757),
        (7.0, -1.0, 7.000335),
        (7.0, 2.0, 7.0067153),
        (7.0, -2.0, 7.0001235),
        (7.0, 5.0, 7.126928),
        (7.0, -5.0, 7.000006),
        (7.0, 5.5, 7.201413),
        (7.0, -5.5, 7.000004),
        (7.0, 0.3, 7.0012302),
        (7.0, -0.3, 7.000675),
        (7.0, 7.0, 7.693147),
        (7.0, 1e-10, 7.000911),
        (7.0, 3.0, 7.01815),
        (7.0, -3.0, 7.0000453),
        (7.0, 1e+30, 1e+30),
        (7.0, -1e+30, 7.0),
        (7.0, 1e-40, 7.000911),
        (7.0, 1.0000001, 7.0024757),
        (1e-10, 0.0, 0.6931472),
        (1e-10, -0.0, 0.6931472),
        (1e-10, 1.0, 1.3132617),
        (1e-10, -1.0, 0.3132617),
        (1e-10, 2.0, 2.126928),
        (1e-10, -2.0, 0.126928),
        (1e-10, 5.0, 5.0067153),
        (1e-10, -5.0, 0.0067153485),
        (1e-10, 5.5, 5.5040784),
        (1e-10, -5.5, 0.0040784436),
        (1e-10, 0.3, 0.8543552),
        (1e-10, -0.3, 0.5543552),
        (1e-10, 7.0, 7.000911),
        (1e-10, 1e-10, 0.6931472),
        (1e-10, 3.0, 3.0485873),
        (1e-10, -3.0, 0.048587352),
        (1e-10, 1e+30, 1e+30),
        (1e-10, -1e+30, 1e-10),
        (1e-10, 1e-40, 0.6931472),
        (1e-10, 1.0000001, 1.3132617),
        (3.0, 0.0, 3.0485873),
        (3.0, -0.0, 3.0485873),
        (3.0, 1.0, 3.126928),
        (3.0, -1.0, 3.0181499),
        (3.0, 2.0, 3.3132617),
        (3.0, -2.0, 3.0067153),
        (3.0, 5.0, 5.126928),
        (3.0, -5.0, 3.0003355),
        (3.0, 5.5, 5.57889),
        (3.0, -5.5, 3.0002034),
        (3.0, 0.3, 3.0650434),
        (3.0, -0.3, 3.0362194),
        (3.0, 7.0, 7.01815),
        (3.0, 1e-10, 3.0485873),
        (3.0, 3.0, 3.6931472),
        (3.0, -3.0, 3.0024757),
        (3.0, 1e+30, 1e+30),
        (3.0, -1e+30, 3.0),
        (3.0, 1e-40, 3.0485873),
        (3.0, 1.0000001, 3.126928),
        (-3.0, 0.0, 0.048587352),
        (-3.0, -0.0, 0.048587352),
        (-3.0, 1.0, 1.01815),
        (-3.0, -1.0, -0.873072),
        (-3.0, 2.0, 2.0067153),
        (-3.0, -2.0, -1.6867383),
        (-3.0, 5.0, 5.000335),
        (-3.0, -5.0, -2.873072),
        (-3.0, 5.5, 5.5002036),
        (-3.0, -5.5, -2.9211102),
        (-3.0, 0.3, 0.33621928),
        (-3.0, -0.3, -0.23495644),
        (-3.0, 7.0, 7.0000453),
        (-3.0, 1e-10, 0.048587352),
        (-3.0, 3.0, 3.0024757),
        (-3.0, -3.0, -2.3068528),
        (-3.0, 1e+30, 1e+30),
        (-3.0, -1e+30, -3.0),
        (-3.0, 1e-40, 0.048587352),
        (-3.0, 1.0000001, 1.0181501),
        (1e+30, 0.0, 1e+30),
        (1e+30, -0.0, 1e+30),
        (1e+30, 1.0, 1e+30),
        (1e+30, -1.0, 1e+30),
        (1e+30, 2.0, 1e+30),
        (1e+30, -2.0, 1e+30),
        (1e+30, 5.0, 1e+30),
        (1e+30, -5.0, 1e+30),
        (1e+30, 5.5, 1e+30),
        (1e+30, -5.5, 1e+30),
        (1e+30, 0.3, 1e+30),
        (1e+30, -0.3, 1e+30),
        (1e+30, 7.0, 1e+30),
        (1e+30, 1e-10, 1e+30),
        (1e+30, 3.0, 1e+30),
        (1e+30, -3.0, 1e+30),
        (1e+30, 1e+30, 1e+30),
        (1e+30, -1e+30, 1e+30),
        (1e+30, 1e-40, 1e+30),
        (1e+30, 1.0000001, 1e+30),
        (-1e+30, 0.0, 0.0),
        (-1e+30, -0.0, 0.0),
        (-1e+30, 1.0, 1.0),
        (-1e+30, -1.0, -1.0),
        (-1e+30, 2.0, 2.0),
        (-1e+30, -2.0, -2.0),
        (-1e+30, 5.0, 5.0),
        (-1e+30, -5.0, -5.0),
        (-1e+30, 5.5, 5.5),
        (-1e+30, -5.5, -5.5),
        (-1e+30, 0.3, 0.3),
        (-1e+30, -0.3, -0.3),
        (-1e+30, 7.0, 7.0),
        (-1e+30, 1e-10, 1e-10),
        (-1e+30, 3.0, 3.0),
        (-1e+30, -3.0, -3.0),
        (-1e+30, 1e+30, 1e+30),
        (-1e+30, -1e+30, -1e+30),
        (-1e+30, 1e-40, 1e-40),
        (-1e+30, 1.0000001, 1.0000001),
        (1e-40, 0.0, 0.6931472),
        (1e-40, -0.0, 0.6931472),
        (1e-40, 1.0, 1.3132617),
        (1e-40, -1.0, 0.3132617),
        (1e-40, 2.0, 2.126928),
        (1e-40, -2.0, 0.126928),
        (1e-40, 5.0, 5.0067153),
        (1e-40, -5.0, 0.0067153485),
        (1e-40, 5.5, 5.5040784),
        (1e-40, -5.5, 0.0040784436),
        (1e-40, 0.3, 0.8543552),
        (1e-40, -0.3, 0.5543552),
        (1e-40, 7.0, 7.000911),
        (1e-40, 1e-10, 0.6931472),
        (1e-40, 3.0, 3.0485873),
        (1e-40, -3.0, 0.048587352),
        (1e-40, 1e+30, 1e+30),
        (1e-40, -1e+30, 1e-40),
        (1e-40, 1e-40, 0.6931472),
        (1e-40, 1.0000001, 1.3132617),
        (1.0000001, 0.0, 1.3132617),
        (1.0000001, -0.0, 1.3132617),
        (1.0000001, 1.0, 1.6931472),
        (1.0000001, -1.0, 1.1269281),
        (1.0000001, 2.0, 2.3132617),
        (1.0000001, -2.0, 1.0485874),
        (1.0000001, 5.0, 5.01815),
        (1.0000001, -5.0, 1.0024759),
        (1.0000001, 5.5, 5.511048),
        (1.0000001, -5.5, 1.0015024),
        (1.0000001, 0.3, 1.4031861),
        (1.0000001, -0.3, 1.2410085),
        (1.0000001, 7.0, 7.0024757),
        (1.0000001, 1e-10, 1.3132617),
        (1.0000001, 3.0, 3.126928),
        (1.0000001, -3.0, 1.0181501),
        (1.0000001, 1e+30, 1e+30),
        (1.0000001, -1e+30, 1.0000001),
        (1.0000001, 1e-40, 1.3132617),
        (1.0000001, 1.0000001, 1.6931473),
    ];
    for &(x, y, want) in CASES {
        check(
            "logaddexp",
            &format!("{x:?}, {y:?}"),
            logaddexp(x, y),
            want,
            1e-5,
            0.0,
        );
    }
}
#[test]
fn logaddexp2_f32() {
    let _report = Report;
    const CASES: &[(f32, f32, f32)] = &[
        (0.0, 0.0, 1.0),
        (0.0, -0.0, 1.0),
        (0.0, 1.0, 1.5849625),
        (0.0, -1.0, 0.5849625),
        (0.0, 2.0, 2.321928),
        (0.0, -2.0, 0.32192808),
        (0.0, 5.0, 5.044394),
        (0.0, -5.0, 0.044394117),
        (0.0, 5.5, 5.5315323),
        (0.0, -5.5, 0.03153224),
        (0.0, 0.3, 1.157784),
        (0.0, -0.3, 0.8577839),
        (0.0, 7.0, 7.011227),
        (0.0, 1e-10, 1.0),
        (0.0, 3.0, 3.169925),
        (0.0, -3.0, 0.16992499),
        (0.0, 1e+30, 1e+30),
        (0.0, -1e+30, 0.0),
        (0.0, 1e-40, 1.0),
        (0.0, 1.0000001, 1.5849626),
        (-0.0, 0.0, 1.0),
        (-0.0, -0.0, 1.0),
        (-0.0, 1.0, 1.5849625),
        (-0.0, -1.0, 0.5849625),
        (-0.0, 2.0, 2.321928),
        (-0.0, -2.0, 0.32192808),
        (-0.0, 5.0, 5.044394),
        (-0.0, -5.0, 0.044394117),
        (-0.0, 5.5, 5.5315323),
        (-0.0, -5.5, 0.03153224),
        (-0.0, 0.3, 1.157784),
        (-0.0, -0.3, 0.8577839),
        (-0.0, 7.0, 7.011227),
        (-0.0, 1e-10, 1.0),
        (-0.0, 3.0, 3.169925),
        (-0.0, -3.0, 0.16992499),
        (-0.0, 1e+30, 1e+30),
        (-0.0, -1e+30, 0.0),
        (-0.0, 1e-40, 1.0),
        (-0.0, 1.0000001, 1.5849626),
        (1.0, 0.0, 1.5849625),
        (1.0, -0.0, 1.5849625),
        (1.0, 1.0, 2.0),
        (1.0, -1.0, 1.321928),
        (1.0, 2.0, 2.5849624),
        (1.0, -2.0, 1.169925),
        (1.0, 5.0, 5.087463),
        (1.0, -5.0, 1.0223678),
        (1.0, 5.5, 5.56239),
        (1.0, -5.5, 1.0158522),
        (1.0, 0.3, 1.6920452),
        (1.0, -0.3, 1.491726),
        (1.0, 7.0, 7.022368),
        (1.0, 1e-10, 1.5849625),
        (1.0, 3.0, 3.321928),
        (1.0, -3.0, 1.0874629),
        (1.0, 1e+30, 1e+30),
        (1.0, -1e+30, 1.0),
        (1.0, 1e-40, 1.5849625),
        (1.0, 1.0000001, 2.0),
        (-1.0, 0.0, 0.5849625),
        (-1.0, -0.0, 0.5849625),
        (-1.0, 1.0, 1.321928),
        (-1.0, -1.0, 0.0),
        (-1.0, 2.0, 2.169925),
        (-1.0, -2.0, -0.4150375),
        (-1.0, 5.0, 5.022368),
        (-1.0, -5.0, -0.91253716),
        (-1.0, 5.5, 5.5158525),
        (-1.0, -5.5, -0.93761),
        (-1.0, 0.3, 0.7917261),
        (-1.0, -0.3, 0.3920452),
        (-1.0, 7.0, 7.005625),
        (-1.0, 1e-10, 0.5849625),
        (-1.0, 3.0, 3.087463),
        (-1.0, -3.0, -0.6780719),
        (-1.0, 1e+30, 1e+30),
        (-1.0, -1e+30, -1.0),
        (-1.0, 1e-40, 0.5849625),
        (-1.0, 1.0000001, 1.3219283),
        (2.0, 0.0, 2.321928),
        (2.0, -0.0, 2.321928),
        (2.0, 1.0, 2.5849624),
        (2.0, -1.0, 2.169925),
        (2.0, 2.0, 3.0),
        (2.0, -2.0, 2.087463),
        (2.0, 5.0, 5.169925),
        (2.0, -5.0, 2.0112274),
        (2.0, 5.5, 5.6221933),
        (2.0, -5.5, 2.007948),
        (2.0, 0.3, 2.3871264),
        (2.0, -0.3, 2.2667122),
        (2.0, 7.0, 7.044394),
        (2.0, 1e-10, 2.321928),
        (2.0, 3.0, 3.5849624),
        (2.0, -3.0, 2.044394),
        (2.0, 1e+30, 1e+30),
        (2.0, -1e+30, 2.0),
        (2.0, 1e-40, 2.321928),
        (2.0, 1.0000001, 2.5849626),
        (-2.0, 0.0, 0.32192808),
        (-2.0, -0.0, 0.32192808),
        (-2.0, 1.0, 1.169925),
        (-2.0, -1.0, -0.4150375),
        (-2.0, 2.0, 2.087463),
        (-2.0, -2.0, -1.0),
        (-2.0, 5.0, 5.011227),
        (-2.0, -5.0, -1.830075),
        (-2.0, 5.5, 5.507948),
        (-2.0, -5.5, -1.8778065),
        (-2.0, 0.3, 0.5667123),
        (-2.0, -0.3, 0.08712655),
        (-2.0, 7.0, 7.0028152),
        (-2.0, 1e-10, 0.32192808),
        (-2.0, 3.0, 3.044394),
        (-2.0, -3.0, -1.4150375),
        (-2.0, 1e+30, 1e+30),
        (-2.0, -1e+30, -2.0),
        (-2.0, 1e-40, 0.32192808),
        (-2.0, 1.0000001, 1.1699251),
        (5.0, 0.0, 5.044394),
        (5.0, -0.0, 5.044394),
        (5.0, 1.0, 5.087463),
        (5.0, -1.0, 5.022368),
        (5.0, 2.0, 5.169925),
        (5.0, -2.0, 5.011227),
        (5.0, 5.0, 6.0),
        (5.0, -5.0, 5.001408),
        (5.0, 5.5, 6.271553),
        (5.0, -5.5, 5.000996),
        (5.0, 0.3, 5.054464),
        (5.0, -0.3, 5.036163),
        (5.0, 7.0, 7.321928),
        (5.0, 1e-10, 5.044394),
        (5.0, 3.0, 5.321928),
        (5.0, -3.0, 5.005625),
        (5.0, 1e+30, 1e+30),
        (5.0, -1e+30, 5.0),
        (5.0, 1e-40, 5.044394),
        (5.0, 1.0000001, 5.087463),
        (-5.0, 0.0, 0.044394117),
        (-5.0, -0.0, 0.044394117),
        (-5.0, 1.0, 1.0223678),
        (-5.0, -1.0, -0.91253716),
        (-5.0, 2.0, 2.0112274),
        (-5.0, -2.0, -1.830075),
        (-5.0, 5.0, 5.001408),
        (-5.0, -5.0, -4.0),
        (-5.0, 5.5, 5.500996),
        (-5.0, -5.5, -4.228447),
        (-5.0, 0.3, 0.33616275),
        (-5.0, -0.3, -0.24553594),
        (-5.0, 7.0, 7.0003524),
        (-5.0, 1e-10, 0.044394117),
        (-5.0, 3.0, 3.0056245),
        (-5.0, -3.0, -2.678072),
        (-5.0, 1e+30, 1e+30),
        (-5.0, -1e+30, -5.0),
        (-5.0, 1e-40, 0.044394117),
        (-5.0, 1.0000001, 1.022368),
        (5.5, 0.0, 5.5315323),
        (5.5, -0.0, 5.5315323),
        (5.5, 1.0, 5.56239),
        (5.5, -1.0, 5.5158525),
        (5.5, 2.0, 5.6221933),
        (5.5, -2.0, 5.507948),
        (5.5, 5.0, 6.271553),
        (5.5, -5.0, 5.500996),
        (5.5, 5.5, 6.5),
        (5.5, -5.5, 5.5007043),
        (5.5, 0.3, 5.538724),
        (5.5, -0.3, 5.5256643),
        (5.5, 7.0, 7.436752),
        (5.5, 1e-10, 5.5315323),
        (5.5, 3.0, 5.7348404),
        (5.5, -3.0, 5.503979),
        (5.5, 1e+30, 1e+30),
        (5.5, -1e+30, 5.5),
        (5.5, 1e-40, 5.5315323),
        (5.5, 1.0000001, 5.56239),
        (-5.5, 0.0, 0.03153224),
        (-5.5, -0.0, 0.03153224),
        (-5.5, 1.0, 1.0158522),
        (-5.5, -1.0, -0.93761),
        (-5.5, 2.0, 2.007948),
        (-5.5, -2.0, -1.8778065),
        (-5.5, 5.0, 5.000996),
        (-5.5, -5.0, -4.228447),
        (-5.5, 5.5, 5.5007043),
        (-5.5, -5.5, -4.5),
        (-5.5, 0.3, 0.32566446),
        (-5.5, -0.3, -0.2612763),
        (-5.5, 7.0, 7.000249),
        (-5.5, 1e-10, 0.03153224),
        (-5.5, 3.0, 3.0039794),
        (-5.5, -3.0, -2.7651594),
        (-5.5, 1e+30, 1e+30),
        (-5.5, -1e+30, -5.5),
        (-5.5, 1e-40, 0.03153224),
        (-5.5, 1.0000001, 1.0158523),
        (0.3, 0.0, 1.157784),
        (0.3, -0.0, 1.157784),
        (0.3, 1.0, 1.6920452),
        (0.3, -1.0, 0.7917261),
        (0.3, 2.0, 2.3871264),
        (0.3, -2.0, 0.5667123),
        (0.3, 5.0, 5.054464),
        (0.3, -5.0, 0.33616275),
        (0.3, 5.5, 5.538724),
        (0.3, -5.5, 0.32566446),
        (0.3, 0.3, 1.3),
        (0.3, -0.3, 1.0309694),
        (0.3, 7.0, 7.01381),
        (0.3, 1e-10, 1.157784),
        (0.3, 3.0, 3.2065096),
        (0.3, -3.0, 0.43951082),
        (0.3, 1e+30, 1e+30),
        (0.3, -1e+30, 0.3),
        (0.3, 1e-40, 1.157784),
        (0.3, 1.0000001, 1.6920453),
        (-0.3, 0.0, 0.8577839),
        (-0.3, -0.0, 0.8577839),
        (-0.3, 1.0, 1.491726),
        (-0.3, -1.0, 0.3920452),
        (-0.3, 2.0, 2.2667122),
        (-0.3, -2.0, 0.08712655),
        (-0.3, 5.0, 5.036163),
        (-0.3, -5.0, -0.24553594),
        (-0.3, 5.5, 5.5256643),
        (-0.3, -5.5, -0.2612763),
        (-0.3, 0.3, 1.0309694),
        (-0.3, -0.3, 0.7),
        (-0.3, 7.0, 7.009126),
        (-0.3, 1e-10, 0.8577839),
        (-0.3, 3.0, 3.1395109),
        (-0.3, -3.0, -0.09349051),
        (-0.3, 1e+30, 1e+30),
        (-0.3, -1e+30, -0.3),
        (-0.3, 1e-40, 0.8577839),
        (-0.3, 1.0000001, 1.4917262),
        (7.0, 0.0, 7.011227),
        (7.0, -0.0, 7.011227),
        (7.0, 1.0, 7.022368),
        (7.0, -1.0, 7.005625),
        (7.0, 2.0, 7.044394),
        (7.0, -2.0, 7.0028152),
        (7.0, 5.0, 7.321928),
        (7.0, -5.0, 7.0003524),
        (7.0, 5.5, 7.436752),
        (7.0, -5.5, 7.000249),
        (7.0, 0.3, 7.01381),
        (7.0, -0.3, 7.009126),
        (7.0, 7.0, 8.0),
        (7.0, 1e-10, 7.011227),
        (7.0, 3.0, 7.087463),
        (7.0, -3.0, 7.001408),
        (7.0, 1e+30, 1e+30),
        (7.0, -1e+30, 7.0),
        (7.0, 1e-40, 7.011227),
        (7.0, 1.0000001, 7.022368),
        (1e-10, 0.0, 1.0),
        (1e-10, -0.0, 1.0),
        (1e-10, 1.0, 1.5849625),
        (1e-10, -1.0, 0.5849625),
        (1e-10, 2.0, 2.321928),
        (1e-10, -2.0, 0.32192808),
        (1e-10, 5.0, 5.044394),
        (1e-10, -5.0, 0.044394117),
        (1e-10, 5.5, 5.5315323),
        (1e-10, -5.5, 0.03153224),
        (1e-10, 0.3, 1.157784),
        (1e-10, -0.3, 0.8577839),
        (1e-10, 7.0, 7.011227),
        (1e-10, 1e-10, 1.0),
        (1e-10, 3.0, 3.169925),
        (1e-10, -3.0, 0.16992499),
        (1e-10, 1e+30, 1e+30),
        (1e-10, -1e+30, 1e-10),
        (1e-10, 1e-40, 1.0),
        (1e-10, 1.0000001, 1.5849626),
        (3.0, 0.0, 3.169925),
        (3.0, -0.0, 3.169925),
        (3.0, 1.0, 3.321928),
        (3.0, -1.0, 3.087463),
        (3.0, 2.0, 3.5849624),
        (3.0, -2.0, 3.044394),
        (3.0, 5.0, 5.321928),
        (3.0, -5.0, 3.0056245),
        (3.0, 5.5, 5.7348404),
        (3.0, -5.5, 3.0039794),
        (3.0, 0.3, 3.2065096),
        (3.0, -0.3, 3.1395109),
        (3.0, 7.0, 7.087463),
        (3.0, 1e-10, 3.169925),
        (3.0, 3.0, 4.0),
        (3.0, -3.0, 3.0223677),
        (3.0, 1e+30, 1e+30),
        (3.0, -1e+30, 3.0),
        (3.0, 1e-40, 3.169925),
        (3.0, 1.0000001, 3.321928),
        (-3.0, 0.0, 0.16992499),
        (-3.0, -0.0, 0.16992499),
        (-3.0, 1.0, 1.0874629),
        (-3.0, -1.0, -0.6780719),
        (-3.0, 2.0, 2.044394),
        (-3.0, -2.0, -1.4150375),
        (-3.0, 5.0, 5.005625),
        (-3.0, -5.0, -2.678072),
        (-3.0, 5.5, 5.503979),
        (-3.0, -5.5, -2.7651594),
        (-3.0, 0.3, 0.43951082),
        (-3.0, -0.3, -0.09349051),
        (-3.0, 7.0, 7.001408),
        (-3.0, 1e-10, 0.16992499),
        (-3.0, 3.0, 3.0223677),
        (-3.0, -3.0, -2.0),
        (-3.0, 1e+30, 1e+30),
        (-3.0, -1e+30, -3.0),
        (-3.0, 1e-40, 0.16992499),
        (-3.0, 1.0000001, 1.0874629),
        (1e+30, 0.0, 1e+30),
        (1e+30, -0.0, 1e+30),
        (1e+30, 1.0, 1e+30),
        (1e+30, -1.0, 1e+30),
        (1e+30, 2.0, 1e+30),
        (1e+30, -2.0, 1e+30),
        (1e+30, 5.0, 1e+30),
        (1e+30, -5.0, 1e+30),
        (1e+30, 5.5, 1e+30),
        (1e+30, -5.5, 1e+30),
        (1e+30, 0.3, 1e+30),
        (1e+30, -0.3, 1e+30),
        (1e+30, 7.0, 1e+30),
        (1e+30, 1e-10, 1e+30),
        (1e+30, 3.0, 1e+30),
        (1e+30, -3.0, 1e+30),
        (1e+30, 1e+30, 1e+30),
        (1e+30, -1e+30, 1e+30),
        (1e+30, 1e-40, 1e+30),
        (1e+30, 1.0000001, 1e+30),
        (-1e+30, 0.0, 0.0),
        (-1e+30, -0.0, 0.0),
        (-1e+30, 1.0, 1.0),
        (-1e+30, -1.0, -1.0),
        (-1e+30, 2.0, 2.0),
        (-1e+30, -2.0, -2.0),
        (-1e+30, 5.0, 5.0),
        (-1e+30, -5.0, -5.0),
        (-1e+30, 5.5, 5.5),
        (-1e+30, -5.5, -5.5),
        (-1e+30, 0.3, 0.3),
        (-1e+30, -0.3, -0.3),
        (-1e+30, 7.0, 7.0),
        (-1e+30, 1e-10, 1e-10),
        (-1e+30, 3.0, 3.0),
        (-1e+30, -3.0, -3.0),
        (-1e+30, 1e+30, 1e+30),
        (-1e+30, -1e+30, -1e+30),
        (-1e+30, 1e-40, 1e-40),
        (-1e+30, 1.0000001, 1.0000001),
        (1e-40, 0.0, 1.0),
        (1e-40, -0.0, 1.0),
        (1e-40, 1.0, 1.5849625),
        (1e-40, -1.0, 0.5849625),
        (1e-40, 2.0, 2.321928),
        (1e-40, -2.0, 0.32192808),
        (1e-40, 5.0, 5.044394),
        (1e-40, -5.0, 0.044394117),
        (1e-40, 5.5, 5.5315323),
        (1e-40, -5.5, 0.03153224),
        (1e-40, 0.3, 1.157784),
        (1e-40, -0.3, 0.8577839),
        (1e-40, 7.0, 7.011227),
        (1e-40, 1e-10, 1.0),
        (1e-40, 3.0, 3.169925),
        (1e-40, -3.0, 0.16992499),
        (1e-40, 1e+30, 1e+30),
        (1e-40, -1e+30, 1e-40),
        (1e-40, 1e-40, 1.0),
        (1e-40, 1.0000001, 1.5849626),
        (1.0000001, 0.0, 1.5849626),
        (1.0000001, -0.0, 1.5849626),
        (1.0000001, 1.0, 2.0),
        (1.0000001, -1.0, 1.3219283),
        (1.0000001, 2.0, 2.5849626),
        (1.0000001, -2.0, 1.1699251),
        (1.0000001, 5.0, 5.087463),
        (1.0000001, -5.0, 1.022368),
        (1.0000001, 5.5, 5.56239),
        (1.0000001, -5.5, 1.0158523),
        (1.0000001, 0.3, 1.6920453),
        (1.0000001, -0.3, 1.4917262),
        (1.0000001, 7.0, 7.022368),
        (1.0000001, 1e-10, 1.5849626),
        (1.0000001, 3.0, 3.321928),
        (1.0000001, -3.0, 1.0874629),
        (1.0000001, 1e+30, 1e+30),
        (1.0000001, -1e+30, 1.0000001),
        (1.0000001, 1e-40, 1.5849626),
        (1.0000001, 1.0000001, 2.0),
    ];
    for &(x, y, want) in CASES {
        check(
            "logaddexp2",
            &format!("{x:?}, {y:?}"),
            logaddexp2(x, y),
            want,
            1e-5,
            0.0,
        );
    }
}
#[test]
fn divmod_f64() {
    let _report = Report;
    const CASES: &[(f64, f64, f64, f64)] = &[
        (f64::NAN, f64::NAN, f64::NAN, f64::NAN),
        (f64::NAN, f64::INFINITY, f64::NAN, f64::NAN),
        (f64::NAN, f64::NEG_INFINITY, f64::NAN, f64::NAN),
        (f64::NAN, 0.0, f64::NAN, f64::NAN),
        (f64::NAN, -0.0, f64::NAN, f64::NAN),
        (f64::NAN, 1.0, f64::NAN, f64::NAN),
        (f64::NAN, -1.0, f64::NAN, f64::NAN),
        (f64::NAN, 2.0, f64::NAN, f64::NAN),
        (f64::NAN, -2.0, f64::NAN, f64::NAN),
        (f64::NAN, 5.0, f64::NAN, f64::NAN),
        (f64::NAN, -5.0, f64::NAN, f64::NAN),
        (f64::NAN, 5.5, f64::NAN, f64::NAN),
        (f64::NAN, -5.5, f64::NAN, f64::NAN),
        (f64::NAN, 0.3, f64::NAN, f64::NAN),
        (f64::NAN, -0.3, f64::NAN, f64::NAN),
        (f64::NAN, 7.0, f64::NAN, f64::NAN),
        (f64::NAN, 1e+300, f64::NAN, f64::NAN),
        (f64::NAN, -1e+300, f64::NAN, f64::NAN),
        (f64::NAN, 5e-324, f64::NAN, f64::NAN),
        (f64::NAN, -5e-324, f64::NAN, f64::NAN),
        (f64::NAN, 1e-10, f64::NAN, f64::NAN),
        (f64::NAN, 3.0, f64::NAN, f64::NAN),
        (f64::NAN, -3.0, f64::NAN, f64::NAN),
        (f64::INFINITY, f64::NAN, f64::NAN, f64::NAN),
        (f64::INFINITY, f64::INFINITY, f64::NAN, f64::NAN),
        (f64::INFINITY, f64::NEG_INFINITY, f64::NAN, f64::NAN),
        (f64::INFINITY, 0.0, f64::INFINITY, f64::NAN),
        (f64::INFINITY, -0.0, f64::NEG_INFINITY, f64::NAN),
        (f64::INFINITY, 1.0, f64::NAN, f64::NAN),
        (f64::INFINITY, -1.0, f64::NAN, f64::NAN),
        (f64::INFINITY, 2.0, f64::NAN, f64::NAN),
        (f64::INFINITY, -2.0, f64::NAN, f64::NAN),
        (f64::INFINITY, 5.0, f64::NAN, f64::NAN),
        (f64::INFINITY, -5.0, f64::NAN, f64::NAN),
        (f64::INFINITY, 5.5, f64::NAN, f64::NAN),
        (f64::INFINITY, -5.5, f64::NAN, f64::NAN),
        (f64::INFINITY, 0.3, f64::NAN, f64::NAN),
        (f64::INFINITY, -0.3, f64::NAN, f64::NAN),
        (f64::INFINITY, 7.0, f64::NAN, f64::NAN),
        (f64::INFINITY, 1e+300, f64::NAN, f64::NAN),
        (f64::INFINITY, -1e+300, f64::NAN, f64::NAN),
        (f64::INFINITY, 5e-324, f64::NAN, f64::NAN),
        (f64::INFINITY, -5e-324, f64::NAN, f64::NAN),
        (f64::INFINITY, 1e-10, f64::NAN, f64::NAN),
        (f64::INFINITY, 3.0, f64::NAN, f64::NAN),
        (f64::INFINITY, -3.0, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, f64::NAN, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, f64::INFINITY, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, f64::NEG_INFINITY, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, 0.0, f64::NEG_INFINITY, f64::NAN),
        (f64::NEG_INFINITY, -0.0, f64::INFINITY, f64::NAN),
        (f64::NEG_INFINITY, 1.0, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, -1.0, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, 2.0, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, -2.0, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, 5.0, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, -5.0, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, 5.5, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, -5.5, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, 0.3, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, -0.3, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, 7.0, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, 1e+300, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, -1e+300, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, 5e-324, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, -5e-324, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, 1e-10, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, 3.0, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, -3.0, f64::NAN, f64::NAN),
        (0.0, f64::NAN, f64::NAN, f64::NAN),
        (0.0, f64::INFINITY, 0.0, 0.0),
        (0.0, f64::NEG_INFINITY, -0.0, -0.0),
        (0.0, 0.0, f64::NAN, f64::NAN),
        (0.0, -0.0, f64::NAN, f64::NAN),
        (0.0, 1.0, 0.0, 0.0),
        (0.0, -1.0, -0.0, -0.0),
        (0.0, 2.0, 0.0, 0.0),
        (0.0, -2.0, -0.0, -0.0),
        (0.0, 5.0, 0.0, 0.0),
        (0.0, -5.0, -0.0, -0.0),
        (0.0, 5.5, 0.0, 0.0),
        (0.0, -5.5, -0.0, -0.0),
        (0.0, 0.3, 0.0, 0.0),
        (0.0, -0.3, -0.0, -0.0),
        (0.0, 7.0, 0.0, 0.0),
        (0.0, 1e+300, 0.0, 0.0),
        (0.0, -1e+300, -0.0, -0.0),
        (0.0, 5e-324, 0.0, 0.0),
        (0.0, -5e-324, -0.0, -0.0),
        (0.0, 1e-10, 0.0, 0.0),
        (0.0, 3.0, 0.0, 0.0),
        (0.0, -3.0, -0.0, -0.0),
        (-0.0, f64::NAN, f64::NAN, f64::NAN),
        (-0.0, f64::INFINITY, -0.0, 0.0),
        (-0.0, f64::NEG_INFINITY, 0.0, -0.0),
        (-0.0, 0.0, f64::NAN, f64::NAN),
        (-0.0, -0.0, f64::NAN, f64::NAN),
        (-0.0, 1.0, -0.0, 0.0),
        (-0.0, -1.0, 0.0, -0.0),
        (-0.0, 2.0, -0.0, 0.0),
        (-0.0, -2.0, 0.0, -0.0),
        (-0.0, 5.0, -0.0, 0.0),
        (-0.0, -5.0, 0.0, -0.0),
        (-0.0, 5.5, -0.0, 0.0),
        (-0.0, -5.5, 0.0, -0.0),
        (-0.0, 0.3, -0.0, 0.0),
        (-0.0, -0.3, 0.0, -0.0),
        (-0.0, 7.0, -0.0, 0.0),
        (-0.0, 1e+300, -0.0, 0.0),
        (-0.0, -1e+300, 0.0, -0.0),
        (-0.0, 5e-324, -0.0, 0.0),
        (-0.0, -5e-324, 0.0, -0.0),
        (-0.0, 1e-10, -0.0, 0.0),
        (-0.0, 3.0, -0.0, 0.0),
        (-0.0, -3.0, 0.0, -0.0),
        (1.0, f64::NAN, f64::NAN, f64::NAN),
        (1.0, f64::INFINITY, 0.0, 1.0),
        (1.0, f64::NEG_INFINITY, -1.0, f64::NEG_INFINITY),
        (1.0, 0.0, f64::INFINITY, f64::NAN),
        (1.0, -0.0, f64::NEG_INFINITY, f64::NAN),
        (1.0, 1.0, 1.0, 0.0),
        (1.0, -1.0, -1.0, -0.0),
        (1.0, 2.0, 0.0, 1.0),
        (1.0, -2.0, -1.0, -1.0),
        (1.0, 5.0, 0.0, 1.0),
        (1.0, -5.0, -1.0, -4.0),
        (1.0, 5.5, 0.0, 1.0),
        (1.0, -5.5, -1.0, -4.5),
        (1.0, 0.3, 3.0, 0.10000000000000003),
        (1.0, -0.3, -4.0, -0.19999999999999996),
        (1.0, 7.0, 0.0, 1.0),
        (1.0, 1e+300, 0.0, 1.0),
        (1.0, -1e+300, -1.0, -1e+300),
        (1.0, 5e-324, f64::INFINITY, 0.0),
        (1.0, -5e-324, f64::NEG_INFINITY, -0.0),
        (1.0, 1e-10, 9999999999.0, 9.999996356780269e-11),
        (1.0, 3.0, 0.0, 1.0),
        (1.0, -3.0, -1.0, -2.0),
        (-1.0, f64::NAN, f64::NAN, f64::NAN),
        (-1.0, f64::INFINITY, -1.0, f64::INFINITY),
        (-1.0, f64::NEG_INFINITY, 0.0, -1.0),
        (-1.0, 0.0, f64::NEG_INFINITY, f64::NAN),
        (-1.0, -0.0, f64::INFINITY, f64::NAN),
        (-1.0, 1.0, -1.0, 0.0),
        (-1.0, -1.0, 1.0, -0.0),
        (-1.0, 2.0, -1.0, 1.0),
        (-1.0, -2.0, 0.0, -1.0),
        (-1.0, 5.0, -1.0, 4.0),
        (-1.0, -5.0, 0.0, -1.0),
        (-1.0, 5.5, -1.0, 4.5),
        (-1.0, -5.5, 0.0, -1.0),
        (-1.0, 0.3, -4.0, 0.19999999999999996),
        (-1.0, -0.3, 3.0, -0.10000000000000003),
        (-1.0, 7.0, -1.0, 6.0),
        (-1.0, 1e+300, -1.0, 1e+300),
        (-1.0, -1e+300, 0.0, -1.0),
        (-1.0, 5e-324, f64::NEG_INFINITY, 0.0),
        (-1.0, -5e-324, f64::INFINITY, -0.0),
        (-1.0, 1e-10, -10000000000.0, 3.643219731549774e-17),
        (-1.0, 3.0, -1.0, 2.0),
        (-1.0, -3.0, 0.0, -1.0),
        (2.0, f64::NAN, f64::NAN, f64::NAN),
        (2.0, f64::INFINITY, 0.0, 2.0),
        (2.0, f64::NEG_INFINITY, -1.0, f64::NEG_INFINITY),
        (2.0, 0.0, f64::INFINITY, f64::NAN),
        (2.0, -0.0, f64::NEG_INFINITY, f64::NAN),
        (2.0, 1.0, 2.0, 0.0),
        (2.0, -1.0, -2.0, -0.0),
        (2.0, 2.0, 1.0, 0.0),
        (2.0, -2.0, -1.0, -0.0),
        (2.0, 5.0, 0.0, 2.0),
        (2.0, -5.0, -1.0, -3.0),
        (2.0, 5.5, 0.0, 2.0),
        (2.0, -5.5, -1.0, -3.5),
        (2.0, 0.3, 6.0, 0.20000000000000007),
        (2.0, -0.3, -7.0, -0.09999999999999992),
        (2.0, 7.0, 0.0, 2.0),
        (2.0, 1e+300, 0.0, 2.0),
        (2.0, -1e+300, -1.0, -1e+300),
        (2.0, 5e-324, f64::INFINITY, 0.0),
        (2.0, -5e-324, f64::NEG_INFINITY, -0.0),
        (2.0, 1e-10, 19999999999.0, 9.999992713560537e-11),
        (2.0, 3.0, 0.0, 2.0),
        (2.0, -3.0, -1.0, -1.0),
        (-2.0, f64::NAN, f64::NAN, f64::NAN),
        (-2.0, f64::INFINITY, -1.0, f64::INFINITY),
        (-2.0, f64::NEG_INFINITY, 0.0, -2.0),
        (-2.0, 0.0, f64::NEG_INFINITY, f64::NAN),
        (-2.0, -0.0, f64::INFINITY, f64::NAN),
        (-2.0, 1.0, -2.0, 0.0),
        (-2.0, -1.0, 2.0, -0.0),
        (-2.0, 2.0, -1.0, 0.0),
        (-2.0, -2.0, 1.0, -0.0),
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        (-3.0, 1e+300, -1.0, 1e+300),
        (-3.0, -1e+300, 0.0, -3.0),
        (-3.0, 5e-324, f64::NEG_INFINITY, 0.0),
        (-3.0, -5e-324, f64::INFINITY, -0.0),
        (-3.0, 1e-10, -30000000000.0, 1.0929659194649322e-16),
        (-3.0, 3.0, -1.0, 0.0),
        (-3.0, -3.0, 1.0, -0.0),
    ];
    for &(x, y, wq, wr) in CASES {
        let (q, r) = divmod(x, y);
        check("divmod.0", &format!("{x:?}, {y:?}"), q, wq, 0.0, 0.0);
        check("divmod.1", &format!("{x:?}, {y:?}"), r, wr, 0.0, 0.0);
    }
}
#[test]
fn divmod_f32() {
    let _report = Report;
    const CASES: &[(f32, f32, f32, f32)] = &[
        (0.0, 0.0, f32::NAN, f32::NAN),
        (0.0, -0.0, f32::NAN, f32::NAN),
        (0.0, 1.0, 0.0, 0.0),
        (0.0, -1.0, -0.0, -0.0),
        (0.0, 2.0, 0.0, 0.0),
        (0.0, -2.0, -0.0, -0.0),
        (0.0, 5.0, 0.0, 0.0),
        (0.0, -5.0, -0.0, -0.0),
        (0.0, 5.5, 0.0, 0.0),
        (0.0, -5.5, -0.0, -0.0),
        (0.0, 0.3, 0.0, 0.0),
        (0.0, -0.3, -0.0, -0.0),
        (0.0, 7.0, 0.0, 0.0),
        (0.0, 1e-10, 0.0, 0.0),
        (0.0, 3.0, 0.0, 0.0),
        (0.0, -3.0, -0.0, -0.0),
        (-0.0, 0.0, f32::NAN, f32::NAN),
        (-0.0, -0.0, f32::NAN, f32::NAN),
        (-0.0, 1.0, -0.0, 0.0),
        (-0.0, -1.0, 0.0, -0.0),
        (-0.0, 2.0, -0.0, 0.0),
        (-0.0, -2.0, 0.0, -0.0),
        (-0.0, 5.0, -0.0, 0.0),
        (-0.0, -5.0, 0.0, -0.0),
        (-0.0, 5.5, -0.0, 0.0),
        (-0.0, -5.5, 0.0, -0.0),
        (-0.0, 0.3, -0.0, 0.0),
        (-0.0, -0.3, 0.0, -0.0),
        (-0.0, 7.0, -0.0, 0.0),
        (-0.0, 1e-10, -0.0, 0.0),
        (-0.0, 3.0, -0.0, 0.0),
        (-0.0, -3.0, 0.0, -0.0),
        (1.0, 0.0, f32::INFINITY, f32::NAN),
        (1.0, -0.0, f32::NEG_INFINITY, f32::NAN),
        (1.0, 1.0, 1.0, 0.0),
        (1.0, -1.0, -1.0, -0.0),
        (1.0, 2.0, 0.0, 1.0),
        (1.0, -2.0, -1.0, -1.0),
        (1.0, 5.0, 0.0, 1.0),
        (1.0, -5.0, -1.0, -4.0),
        (1.0, 5.5, 0.0, 1.0),
        (1.0, -5.5, -1.0, -4.5),
        (1.0, 0.3, 3.0, 0.099999964),
        (1.0, -0.3, -4.0, -0.20000005),
        (1.0, 7.0, 0.0, 1.0),
        (1.0, 1e-10, 1e+10, 4.856822e-11),
        (1.0, 3.0, 0.0, 1.0),
        (1.0, -3.0, -1.0, -2.0),
        (-1.0, 0.0, f32::NEG_INFINITY, f32::NAN),
        (-1.0, -0.0, f32::INFINITY, f32::NAN),
        (-1.0, 1.0, -1.0, 0.0),
        (-1.0, -1.0, 1.0, -0.0),
        (-1.0, 2.0, -1.0, 1.0),
        (-1.0, -2.0, 0.0, -1.0),
        (-1.0, 5.0, -1.0, 4.0),
        (-1.0, -5.0, 0.0, -1.0),
        (-1.0, 5.5, -1.0, 4.5),
        (-1.0, -5.5, 0.0, -1.0),
        (-1.0, 0.3, -4.0, 0.20000005),
        (-1.0, -0.3, 3.0, -0.099999964),
        (-1.0, 7.0, -1.0, 6.0),
        (-1.0, 1e-10, -1e+10, 5.1431782e-11),
        (-1.0, 3.0, -1.0, 2.0),
        (-1.0, -3.0, 0.0, -1.0),
        (2.0, 0.0, f32::INFINITY, f32::NAN),
        (2.0, -0.0, f32::NEG_INFINITY, f32::NAN),
        (2.0, 1.0, 2.0, 0.0),
        (2.0, -1.0, -2.0, -0.0),
        (2.0, 2.0, 1.0, 0.0),
        (2.0, -2.0, -1.0, -0.0),
        (2.0, 5.0, 0.0, 2.0),
        (2.0, -5.0, -1.0, -3.0),
        (2.0, 5.5, 0.0, 2.0),
        (2.0, -5.5, -1.0, -3.5),
        (2.0, 0.3, 6.0, 0.19999993),
        (2.0, -0.3, -7.0, -0.10000008),
        (2.0, 7.0, 0.0, 2.0),
        (2.0, 1e-10, 2e+10, 9.713644e-11),
        (2.0, 3.0, 0.0, 2.0),
        (2.0, -3.0, -1.0, -1.0),
        (-2.0, 0.0, f32::NEG_INFINITY, f32::NAN),
        (-2.0, -0.0, f32::INFINITY, f32::NAN),
        (-2.0, 1.0, -2.0, 0.0),
        (-2.0, -1.0, 2.0, -0.0),
        (-2.0, 2.0, -1.0, 0.0),
        (-2.0, -2.0, 1.0, -0.0),
        (-2.0, 5.0, -1.0, 3.0),
        (-2.0, -5.0, 0.0, -2.0),
        (-2.0, 5.5, -1.0, 3.5),
        (-2.0, -5.5, 0.0, -2.0),
        (-2.0, 0.3, -7.0, 0.10000008),
        (-2.0, -0.3, 6.0, -0.19999993),
        (-2.0, 7.0, -1.0, 5.0),
        (-2.0, 1e-10, -2e+10, 2.8635636e-12),
        (-2.0, 3.0, -1.0, 1.0),
        (-2.0, -3.0, 0.0, -2.0),
        (5.0, 0.0, f32::INFINITY, f32::NAN),
        (5.0, -0.0, f32::NEG_INFINITY, f32::NAN),
        (5.0, 1.0, 5.0, 0.0),
        (5.0, -1.0, -5.0, -0.0),
        (5.0, 2.0, 2.0, 1.0),
        (5.0, -2.0, -3.0, -1.0),
        (5.0, 5.0, 1.0, 0.0),
        (5.0, -5.0, -1.0, -0.0),
        (5.0, 5.5, 0.0, 5.0),
        (5.0, -5.5, -1.0, -0.5),
        (5.0, 0.3, 16.0, 0.19999981),
        (5.0, -0.3, -17.0, -0.1000002),
        (5.0, 7.0, 0.0, 5.0),
        (5.0, 1e-10, 5e+10, 4.2841092e-11),
        (5.0, 3.0, 1.0, 2.0),
        (5.0, -3.0, -2.0, -1.0),
        (-5.0, 0.0, f32::NEG_INFINITY, f32::NAN),
        (-5.0, -0.0, f32::INFINITY, f32::NAN),
        (-5.0, 1.0, -5.0, 0.0),
        (-5.0, -1.0, 5.0, -0.0),
        (-5.0, 2.0, -3.0, 1.0),
        (-5.0, -2.0, 2.0, -1.0),
        (-5.0, 5.0, -1.0, 0.0),
        (-5.0, -5.0, 1.0, -0.0),
        (-5.0, 5.5, -1.0, 0.5),
        (-5.0, -5.5, 0.0, -5.0),
        (-5.0, 0.3, -17.0, 0.1000002),
        (-5.0, -0.3, 16.0, -0.19999981),
        (-5.0, 7.0, -1.0, 2.0),
        (-5.0, 1e-10, -5e+10, 5.715891e-11),
        (-5.0, 3.0, -2.0, 1.0),
        (-5.0, -3.0, 1.0, -2.0),
        (5.5, 0.0, f32::INFINITY, f32::NAN),
        (5.5, -0.0, f32::NEG_INFINITY, f32::NAN),
        (5.5, 1.0, 5.0, 0.5),
        (5.5, -1.0, -6.0, -0.5),
        (5.5, 2.0, 2.0, 1.5),
        (5.5, -2.0, -3.0, -0.5),
        (5.5, 5.0, 1.0, 0.5),
        (5.5, -5.0, -2.0, -4.5),
        (5.5, 5.5, 1.0, 0.0),
        (5.5, -5.5, -1.0, -0.0),
        (5.5, 0.3, 18.0, 0.099999785),
        (5.5, -0.3, -19.0, -0.20000023),
        (5.5, 7.0, 0.0, 5.5),
        (5.5, 1e-10, 5.5e+10, 6.71252e-11),
        (5.5, 3.0, 1.0, 2.5),
        (5.5, -3.0, -2.0, -0.5),
        (-5.5, 0.0, f32::NEG_INFINITY, f32::NAN),
        (-5.5, -0.0, f32::INFINITY, f32::NAN),
        (-5.5, 1.0, -6.0, 0.5),
        (-5.5, -1.0, 5.0, -0.5),
        (-5.5, 2.0, -3.0, 0.5),
        (-5.5, -2.0, 2.0, -1.5),
        (-5.5, 5.0, -2.0, 4.5),
        (-5.5, -5.0, 1.0, -0.5),
        (-5.5, 5.5, -1.0, 0.0),
        (-5.5, -5.5, 1.0, -0.0),
        (-5.5, 0.3, -19.0, 0.20000023),
        (-5.5, -0.3, 18.0, -0.099999785),
        (-5.5, 7.0, -1.0, 1.5),
        (-5.5, 1e-10, -5.5e+10, 3.28748e-11),
        (-5.5, 3.0, -2.0, 0.5),
        (-5.5, -3.0, 1.0, -2.5),
        (0.3, 0.0, f32::INFINITY, f32::NAN),
        (0.3, -0.0, f32::NEG_INFINITY, f32::NAN),
        (0.3, 1.0, 0.0, 0.3),
        (0.3, -1.0, -1.0, -0.7),
        (0.3, 2.0, 0.0, 0.3),
        (0.3, -2.0, -1.0, -1.7),
        (0.3, 5.0, 0.0, 0.3),
        (0.3, -5.0, -1.0, -4.7),
        (0.3, 5.5, 0.0, 0.3),
        (0.3, -5.5, -1.0, -5.2),
        (0.3, 0.3, 1.0, 0.0),
        (0.3, -0.3, -1.0, -0.0),
        (0.3, 7.0, 0.0, 0.3),
        (0.3, 1e-10, 3e+09, 1.5499262e-11),
        (0.3, 3.0, 0.0, 0.3),
        (0.3, -3.0, -1.0, -2.7),
        (-0.3, 0.0, f32::NEG_INFINITY, f32::NAN),
        (-0.3, -0.0, f32::INFINITY, f32::NAN),
        (-0.3, 1.0, -1.0, 0.7),
        (-0.3, -1.0, 0.0, -0.3),
        (-0.3, 2.0, -1.0, 1.7),
        (-0.3, -2.0, 0.0, -0.3),
        (-0.3, 5.0, -1.0, 4.7),
        (-0.3, -5.0, 0.0, -0.3),
        (-0.3, 5.5, -1.0, 5.2),
        (-0.3, -5.5, 0.0, -0.3),
        (-0.3, 0.3, -1.0, 0.0),
        (-0.3, -0.3, 1.0, -0.0),
        (-0.3, 7.0, -1.0, 6.7),
        (-0.3, 1e-10, -3e+09, 8.450074e-11),
        (-0.3, 3.0, -1.0, 2.7),
        (-0.3, -3.0, 0.0, -0.3),
        (7.0, 0.0, f32::INFINITY, f32::NAN),
        (7.0, -0.0, f32::NEG_INFINITY, f32::NAN),
        (7.0, 1.0, 7.0, 0.0),
        (7.0, -1.0, -7.0, -0.0),
        (7.0, 2.0, 3.0, 1.0),
        (7.0, -2.0, -4.0, -1.0),
        (7.0, 5.0, 1.0, 2.0),
        (7.0, -5.0, -2.0, -3.0),
        (7.0, 5.5, 1.0, 1.5),
        (7.0, -5.5, -2.0, -4.0),
        (7.0, 0.3, 23.0, 0.099999726),
        (7.0, -0.3, -24.0, -0.20000029),
        (7.0, 7.0, 1.0, 0.0),
        (7.0, 1e-10, 7e+10, 3.9977528e-11),
        (7.0, 3.0, 2.0, 1.0),
        (7.0, -3.0, -3.0, -2.0),
        (1e-10, 0.0, f32::INFINITY, f32::NAN),
        (1e-10, -0.0, f32::NEG_INFINITY, f32::NAN),
        (1e-10, 1.0, 0.0, 1e-10),
        (1e-10, -1.0, -1.0, -1.0),
        (1e-10, 2.0, 0.0, 1e-10),
        (1e-10, -2.0, -1.0, -2.0),
        (1e-10, 5.0, 0.0, 1e-10),
        (1e-10, -5.0, -1.0, -5.0),
        (1e-10, 5.5, 0.0, 1e-10),
        (1e-10, -5.5, -1.0, -5.5),
        (1e-10, 0.3, 0.0, 1e-10),
        (1e-10, -0.3, -1.0, -0.3),
        (1e-10, 7.0, 0.0, 1e-10),
        (1e-10, 1e-10, 1.0, 0.0),
        (1e-10, 3.0, 0.0, 1e-10),
        (1e-10, -3.0, -1.0, -3.0),
        (3.0, 0.0, f32::INFINITY, f32::NAN),
        (3.0, -0.0, f32::NEG_INFINITY, f32::NAN),
        (3.0, 1.0, 3.0, 0.0),
        (3.0, -1.0, -3.0, -0.0),
        (3.0, 2.0, 1.0, 1.0),
        (3.0, -2.0, -2.0, -1.0),
        (3.0, 5.0, 0.0, 3.0),
        (3.0, -5.0, -1.0, -2.0),
        (3.0, 5.5, 0.0, 3.0),
        (3.0, -5.5, -1.0, -2.5),
        (3.0, 0.3, 9.0, 0.2999999),
        (3.0, -0.3, -10.0, -1.1920929e-07),
        (3.0, 7.0, 0.0, 3.0),
        (3.0, 1e-10, 2.9999999e+10, 4.5704655e-11),
        (3.0, 3.0, 1.0, 0.0),
        (3.0, -3.0, -1.0, -0.0),
        (-3.0, 0.0, f32::NEG_INFINITY, f32::NAN),
        (-3.0, -0.0, f32::INFINITY, f32::NAN),
        (-3.0, 1.0, -3.0, 0.0),
        (-3.0, -1.0, 3.0, -0.0),
        (-3.0, 2.0, -2.0, 1.0),
        (-3.0, -2.0, 1.0, -1.0),
        (-3.0, 5.0, -1.0, 2.0),
        (-3.0, -5.0, 0.0, -3.0),
        (-3.0, 5.5, -1.0, 2.5),
        (-3.0, -5.5, 0.0, -3.0),
        (-3.0, 0.3, -10.0, 1.1920929e-07),
        (-3.0, -0.3, 9.0, -0.2999999),
        (-3.0, 7.0, -1.0, 4.0),
        (-3.0, 1e-10, -2.9999999e+10, 5.4295346e-11),
        (-3.0, 3.0, -1.0, 0.0),
        (-3.0, -3.0, 1.0, -0.0),
    ];
    for &(x, y, wq, wr) in CASES {
        let (q, r) = divmod(x, y);
        check("divmod.0", &format!("{x:?}, {y:?}"), q, wq, 0.0, 0.0);
        check("divmod.1", &format!("{x:?}, {y:?}"), r, wr, 0.0, 0.0);
    }
}
#[test]
fn float_power_f64() {
    let _report = Report;
    const CASES: &[(f64, f64, f64)] = &[
        (f64::NAN, f64::NAN, f64::NAN),
        (f64::NAN, f64::INFINITY, f64::NAN),
        (f64::NAN, f64::NEG_INFINITY, f64::NAN),
        (f64::NAN, 0.0, 1.0),
        (f64::NAN, -0.0, 1.0),
        (f64::NAN, 1.0, f64::NAN),
        (f64::NAN, -1.0, f64::NAN),
        (f64::NAN, 2.0, f64::NAN),
        (f64::NAN, -2.0, f64::NAN),
        (f64::NAN, 0.5, f64::NAN),
        (f64::NAN, -0.5, f64::NAN),
        (f64::NAN, 3.0, f64::NAN),
        (f64::NAN, 10.0, f64::NAN),
        (f64::NAN, 0.001, f64::NAN),
        (f64::NAN, 1e+200, f64::NAN),
        (f64::NAN, 300.0, f64::NAN),
        (f64::NAN, -3.5, f64::NAN),
        (f64::NAN, 0.1, f64::NAN),
        (f64::INFINITY, f64::NAN, f64::NAN),
        (f64::INFINITY, f64::INFINITY, f64::INFINITY),
        (f64::INFINITY, f64::NEG_INFINITY, 0.0),
        (f64::INFINITY, 0.0, 1.0),
        (f64::INFINITY, -0.0, 1.0),
        (f64::INFINITY, 1.0, f64::INFINITY),
        (f64::INFINITY, -1.0, 0.0),
        (f64::INFINITY, 2.0, f64::INFINITY),
        (f64::INFINITY, -2.0, 0.0),
        (f64::INFINITY, 0.5, f64::INFINITY),
        (f64::INFINITY, -0.5, 0.0),
        (f64::INFINITY, 3.0, f64::INFINITY),
        (f64::INFINITY, 10.0, f64::INFINITY),
        (f64::INFINITY, 0.001, f64::INFINITY),
        (f64::INFINITY, 1e+200, f64::INFINITY),
        (f64::INFINITY, 300.0, f64::INFINITY),
        (f64::INFINITY, -3.5, 0.0),
        (f64::INFINITY, 0.1, f64::INFINITY),
        (f64::NEG_INFINITY, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, f64::INFINITY, f64::INFINITY),
        (f64::NEG_INFINITY, f64::NEG_INFINITY, 0.0),
        (f64::NEG_INFINITY, 0.0, 1.0),
        (f64::NEG_INFINITY, -0.0, 1.0),
        (f64::NEG_INFINITY, 1.0, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, -1.0, -0.0),
        (f64::NEG_INFINITY, 2.0, f64::INFINITY),
        (f64::NEG_INFINITY, -2.0, 0.0),
        (f64::NEG_INFINITY, 0.5, f64::INFINITY),
        (f64::NEG_INFINITY, -0.5, 0.0),
        (f64::NEG_INFINITY, 3.0, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 10.0, f64::INFINITY),
        (f64::NEG_INFINITY, 0.001, f64::INFINITY),
        (f64::NEG_INFINITY, 1e+200, f64::INFINITY),
        (f64::NEG_INFINITY, 300.0, f64::INFINITY),
        (f64::NEG_INFINITY, -3.5, 0.0),
        (f64::NEG_INFINITY, 0.1, f64::INFINITY),
        (0.0, f64::NAN, f64::NAN),
        (0.0, f64::INFINITY, 0.0),
        (0.0, f64::NEG_INFINITY, f64::INFINITY),
        (0.0, 0.0, 1.0),
        (0.0, -0.0, 1.0),
        (0.0, 1.0, 0.0),
        (0.0, -1.0, f64::INFINITY),
        (0.0, 2.0, 0.0),
        (0.0, -2.0, f64::INFINITY),
        (0.0, 0.5, 0.0),
        (0.0, -0.5, f64::INFINITY),
        (0.0, 3.0, 0.0),
        (0.0, 10.0, 0.0),
        (0.0, 0.001, 0.0),
        (0.0, 1e+200, 0.0),
        (0.0, 300.0, 0.0),
        (0.0, -3.5, f64::INFINITY),
        (0.0, 0.1, 0.0),
        (-0.0, f64::NAN, f64::NAN),
        (-0.0, f64::INFINITY, 0.0),
        (-0.0, f64::NEG_INFINITY, f64::INFINITY),
        (-0.0, 0.0, 1.0),
        (-0.0, -0.0, 1.0),
        (-0.0, 1.0, -0.0),
        (-0.0, -1.0, f64::NEG_INFINITY),
        (-0.0, 2.0, 0.0),
        (-0.0, -2.0, f64::INFINITY),
        (-0.0, 0.5, 0.0),
        (-0.0, -0.5, f64::INFINITY),
        (-0.0, 3.0, -0.0),
        (-0.0, 10.0, 0.0),
        (-0.0, 0.001, 0.0),
        (-0.0, 1e+200, 0.0),
        (-0.0, 300.0, 0.0),
        (-0.0, -3.5, f64::INFINITY),
        (-0.0, 0.1, 0.0),
        (1.0, f64::NAN, 1.0),
        (1.0, f64::INFINITY, 1.0),
        (1.0, f64::NEG_INFINITY, 1.0),
        (1.0, 0.0, 1.0),
        (1.0, -0.0, 1.0),
        (1.0, 1.0, 1.0),
        (1.0, -1.0, 1.0),
        (1.0, 2.0, 1.0),
        (1.0, -2.0, 1.0),
        (1.0, 0.5, 1.0),
        (1.0, -0.5, 1.0),
        (1.0, 3.0, 1.0),
        (1.0, 10.0, 1.0),
        (1.0, 0.001, 1.0),
        (1.0, 1e+200, 1.0),
        (1.0, 300.0, 1.0),
        (1.0, -3.5, 1.0),
        (1.0, 0.1, 1.0),
        (-1.0, f64::NAN, f64::NAN),
        (-1.0, f64::INFINITY, 1.0),
        (-1.0, f64::NEG_INFINITY, 1.0),
        (-1.0, 0.0, 1.0),
        (-1.0, -0.0, 1.0),
        (-1.0, 1.0, -1.0),
        (-1.0, -1.0, -1.0),
        (-1.0, 2.0, 1.0),
        (-1.0, -2.0, 1.0),
        (-1.0, 0.5, f64::NAN),
        (-1.0, -0.5, f64::NAN),
        (-1.0, 3.0, -1.0),
        (-1.0, 10.0, 1.0),
        (-1.0, 0.001, f64::NAN),
        (-1.0, 1e+200, 1.0),
        (-1.0, 300.0, 1.0),
        (-1.0, -3.5, f64::NAN),
        (-1.0, 0.1, f64::NAN),
        (2.0, f64::NAN, f64::NAN),
        (2.0, f64::INFINITY, f64::INFINITY),
        (2.0, f64::NEG_INFINITY, 0.0),
        (2.0, 0.0, 1.0),
        (2.0, -0.0, 1.0),
        (2.0, 1.0, 2.0),
        (2.0, -1.0, 0.5),
        (2.0, 2.0, 4.0),
        (2.0, -2.0, 0.25),
        (2.0, 0.5, 1.4142135623730951),
        (2.0, -0.5, 0.7071067811865476),
        (2.0, 3.0, 8.0),
        (2.0, 10.0, 1024.0),
        (2.0, 0.001, 1.0006933874625807),
        (2.0, 1e+200, f64::INFINITY),
        (2.0, 300.0, 2.037035976334486e+90),
        (2.0, -3.5, 0.08838834764831845),
        (2.0, 0.1, 1.0717734625362931),
        (-2.0, f64::NAN, f64::NAN),
        (-2.0, f64::INFINITY, f64::INFINITY),
        (-2.0, f64::NEG_INFINITY, 0.0),
        (-2.0, 0.0, 1.0),
        (-2.0, -0.0, 1.0),
        (-2.0, 1.0, -2.0),
        (-2.0, -1.0, -0.5),
        (-2.0, 2.0, 4.0),
        (-2.0, -2.0, 0.25),
        (-2.0, 0.5, f64::NAN),
        (-2.0, -0.5, f64::NAN),
        (-2.0, 3.0, -8.0),
        (-2.0, 10.0, 1024.0),
        (-2.0, 0.001, f64::NAN),
        (-2.0, 1e+200, f64::INFINITY),
        (-2.0, 300.0, 2.037035976334486e+90),
        (-2.0, -3.5, f64::NAN),
        (-2.0, 0.1, f64::NAN),
        (0.5, f64::NAN, f64::NAN),
        (0.5, f64::INFINITY, 0.0),
        (0.5, f64::NEG_INFINITY, f64::INFINITY),
        (0.5, 0.0, 1.0),
        (0.5, -0.0, 1.0),
        (0.5, 1.0, 0.5),
        (0.5, -1.0, 2.0),
        (0.5, 2.0, 0.25),
        (0.5, -2.0, 4.0),
        (0.5, 0.5, 0.7071067811865476),
        (0.5, -0.5, 1.4142135623730951),
        (0.5, 3.0, 0.125),
        (0.5, 10.0, 0.0009765625),
        (0.5, 0.001, 0.9993070929904525),
        (0.5, 1e+200, 0.0),
        (0.5, 300.0, 4.909093465297727e-91),
        (0.5, -3.5, 11.313708498984761),
        (0.5, 0.1, 0.9330329915368074),
        (-0.5, f64::NAN, f64::NAN),
        (-0.5, f64::INFINITY, 0.0),
        (-0.5, f64::NEG_INFINITY, f64::INFINITY),
        (-0.5, 0.0, 1.0),
        (-0.5, -0.0, 1.0),
        (-0.5, 1.0, -0.5),
        (-0.5, -1.0, -2.0),
        (-0.5, 2.0, 0.25),
        (-0.5, -2.0, 4.0),
        (-0.5, 0.5, f64::NAN),
        (-0.5, -0.5, f64::NAN),
        (-0.5, 3.0, -0.125),
        (-0.5, 10.0, 0.0009765625),
        (-0.5, 0.001, f64::NAN),
        (-0.5, 1e+200, 0.0),
        (-0.5, 300.0, 4.909093465297727e-91),
        (-0.5, -3.5, f64::NAN),
        (-0.5, 0.1, f64::NAN),
        (3.0, f64::NAN, f64::NAN),
        (3.0, f64::INFINITY, f64::INFINITY),
        (3.0, f64::NEG_INFINITY, 0.0),
        (3.0, 0.0, 1.0),
        (3.0, -0.0, 1.0),
        (3.0, 1.0, 3.0),
        (3.0, -1.0, 0.3333333333333333),
        (3.0, 2.0, 9.0),
        (3.0, -2.0, 0.1111111111111111),
        (3.0, 0.5, 1.7320508075688772),
        (3.0, -0.5, 0.5773502691896257),
        (3.0, 3.0, 27.0),
        (3.0, 10.0, 59049.0),
        (3.0, 0.001, 1.001099215984204),
        (3.0, 1e+200, f64::INFINITY),
        (3.0, 300.0, 1.3689147905858837e+143),
        (3.0, -3.5, 0.021383343303319473),
        (3.0, 0.1, 1.1161231740339044),
        (10.0, f64::NAN, f64::NAN),
        (10.0, f64::INFINITY, f64::INFINITY),
        (10.0, f64::NEG_INFINITY, 0.0),
        (10.0, 0.0, 1.0),
        (10.0, -0.0, 1.0),
        (10.0, 1.0, 10.0),
        (10.0, -1.0, 0.1),
        (10.0, 2.0, 100.0),
        (10.0, -2.0, 0.01),
        (10.0, 0.5, 3.1622776601683795),
        (10.0, -0.5, 0.31622776601683794),
        (10.0, 3.0, 1000.0),
        (10.0, 10.0, 10000000000.0),
        (10.0, 0.001, 1.0023052380778996),
        (10.0, 1e+200, f64::INFINITY),
        (10.0, 300.0, 1e+300),
        (10.0, -3.5, 0.00031622776601683794),
        (10.0, 0.1, 1.2589254117941673),
        (0.001, f64::NAN, f64::NAN),
        (0.001, f64::INFINITY, 0.0),
        (0.001, f64::NEG_INFINITY, f64::INFINITY),
        (0.001, 0.0, 1.0),
        (0.001, -0.0, 1.0),
        (0.001, 1.0, 0.001),
        (0.001, -1.0, 1000.0),
        (0.001, 2.0, 1e-06),
        (0.001, -2.0, 1000000.0),
        (0.001, 0.5, 0.03162277660168379),
        (0.001, -0.5, 31.622776601683793),
        (0.001, 3.0, 1e-09),
        (0.001, 10.0, 1.0000000000000003e-30),
        (0.001, 0.001, 0.9931160484209338),
        (0.001, 1e+200, 0.0),
        (0.001, 300.0, 0.0),
        (0.001, -3.5, 31622776601.683792),
        (0.001, 0.1, 0.5011872336272722),
        (1e+200, f64::NAN, f64::NAN),
        (1e+200, f64::INFINITY, f64::INFINITY),
        (1e+200, f64::NEG_INFINITY, 0.0),
        (1e+200, 0.0, 1.0),
        (1e+200, -0.0, 1.0),
        (1e+200, 1.0, 1e+200),
        (1e+200, -1.0, 1e-200),
        (1e+200, 2.0, f64::INFINITY),
        (1e+200, -2.0, 0.0),
        (1e+200, 0.5, 1e+100),
        (1e+200, -0.5, 1e-100),
        (1e+200, 3.0, f64::INFINITY),
        (1e+200, 10.0, f64::INFINITY),
        (1e+200, 0.001, 1.5848931924611136),
        (1e+200, 1e+200, f64::INFINITY),
        (1e+200, 300.0, f64::INFINITY),
        (1e+200, -3.5, 0.0),
        (1e+200, 0.1, 1.0000000000000026e+20),
        (300.0, f64::NAN, f64::NAN),
        (300.0, f64::INFINITY, f64::INFINITY),
        (300.0, f64::NEG_INFINITY, 0.0),
        (300.0, 0.0, 1.0),
        (300.0, -0.0, 1.0),
        (300.0, 1.0, 300.0),
        (300.0, -1.0, 0.0033333333333333335),
        (300.0, 2.0, 90000.0),
        (300.0, -2.0, 1.1111111111111112e-05),
        (300.0, 0.5, 17.320508075688775),
        (300.0, -0.5, 0.057735026918962574),
        (300.0, 3.0, 27000000.0),
        (300.0, 10.0, 5.9049e+24),
        (300.0, 0.001, 1.005720080013053),
        (300.0, 1e+200, f64::INFINITY),
        (300.0, 300.0, f64::INFINITY),
        (300.0, -3.5, 2.1383343303319472e-09),
        (300.0, 0.1, 1.7689360204744258),
        (-3.5, f64::NAN, f64::NAN),
        (-3.5, f64::INFINITY, f64::INFINITY),
        (-3.5, f64::NEG_INFINITY, 0.0),
        (-3.5, 0.0, 1.0),
        (-3.5, -0.0, 1.0),
        (-3.5, 1.0, -3.5),
        (-3.5, -1.0, -0.2857142857142857),
        (-3.5, 2.0, 12.25),
        (-3.5, -2.0, 0.08163265306122448),
        (-3.5, 0.5, f64::NAN),
        (-3.5, -0.5, f64::NAN),
        (-3.5, 3.0, -42.875),
        (-3.5, 10.0, 275854.7353515625),
        (-3.5, 0.001, f64::NAN),
        (-3.5, 1e+200, f64::INFINITY),
        (-3.5, 300.0, 1.661167038475158e+163),
        (-3.5, -3.5, f64::NAN),
        (-3.5, 0.1, f64::NAN),
        (0.1, f64::NAN, f64::NAN),
        (0.1, f64::INFINITY, 0.0),
        (0.1, f64::NEG_INFINITY, f64::INFINITY),
        (0.1, 0.0, 1.0),
        (0.1, -0.0, 1.0),
        (0.1, 1.0, 0.1),
        (0.1, -1.0, 10.0),
        (0.1, 2.0, 0.010000000000000002),
        (0.1, -2.0, 99.99999999999999),
        (0.1, 0.5, 0.31622776601683794),
        (0.1, -0.5, 3.162277660168379),
        (0.1, 3.0, 0.0010000000000000002),
        (0.1, 10.0, 1.0000000000000006e-10),
        (0.1, 0.001, 0.9977000638225533),
        (0.1, 1e+200, 0.0),
        (0.1, 300.0, 1.0000000000000166e-300),
        (0.1, -3.5, 3162.2776601683786),
        (0.1, 0.1, 0.7943282347242815),
    ];
    for &(x, y, want) in CASES {
        check(
            "float_power",
            &format!("{x:?}, {y:?}"),
            float_power(x, y),
            want,
            1e-13,
            0.0,
        );
    }
}
#[test]
fn float_power_f32_inputs_give_f64() {
    let _report = Report;
    const CASES: &[(f32, f32, f64)] = &[
        (2.0, 0.5, 1.4142135623730951),
        (0.1, 3.0, 0.0010000000447034842),
        (-3.0, 3.0, -27.0),
        (1e+10, 2.0, 1e+20),
        (7.5, -1.0, 0.13333333333333333),
    ];
    for &(x, y, want) in CASES {
        check(
            "float_power",
            &format!("{x:?}, {y:?}"),
            float_power(x, y),
            want,
            1e-13,
            0.0,
        );
    }
}
#[test]
fn modf_f64() {
    let _report = Report;
    const CASES: &[(f64, f64, f64)] = &[
        (f64::NAN, f64::NAN, f64::NAN),
        (f64::INFINITY, 0.0, f64::INFINITY),
        (f64::NEG_INFINITY, -0.0, f64::NEG_INFINITY),
        (0.0, 0.0, 0.0),
        (-0.0, -0.0, -0.0),
        (1.0, 0.0, 1.0),
        (-1.0, -0.0, -1.0),
        (0.5, 0.5, 0.0),
        (-0.5, -0.5, -0.0),
        (1.5, 0.5, 1.0),
        (-1.5, -0.5, -1.0),
        (2.5, 0.5, 2.0),
        (-2.5, -0.5, -2.0),
        (3.0, 0.0, 3.0),
        (4.5, 0.5, 4.0),
        (-7.25, -0.25, -7.0),
        (8.0, 0.0, 8.0),
        (8.000001, 9.999999992515995e-07, 8.0),
        (100.0, 0.0, 100.0),
        (123456.789, 0.7890000000043074, 123456.0),
        (1e+16, 0.0, 1e+16),
        (0.1, 0.1, 0.0),
        (-0.1, -0.1, -0.0),
        (1e-300, 1e-300, 0.0),
        (-1e-300, -1e-300, -0.0),
        (5e-324, 5e-324, 0.0),
        (-5e-324, -5e-324, -0.0),
        (2.2250738585072014e-308, 2.2250738585072014e-308, 0.0),
        (1e+300, 0.0, 1e+300),
        (-1e+300, -0.0, -1e+300),
        (1.7976931348623157e+308, 0.0, 1.7976931348623157e+308),
        (-1.7976931348623157e+308, -0.0, -1.7976931348623157e+308),
        (-3.0, -0.0, -3.0),
        (3.75, 0.75, 3.0),
        (-0.25, -0.25, -0.0),
    ];
    for &(x, wf, wi) in CASES {
        let (f, i) = modf(x);
        check("modf.frac", &format!("{x:?}"), f, wf, 0.0, 0.0);
        check("modf.int", &format!("{x:?}"), i, wi, 0.0, 0.0);
    }
}
#[test]
fn modf_f32() {
    let _report = Report;
    const CASES: &[(f32, f32, f32)] = &[
        (f32::NAN, f32::NAN, f32::NAN),
        (f32::INFINITY, 0.0, f32::INFINITY),
        (f32::NEG_INFINITY, -0.0, f32::NEG_INFINITY),
        (0.0, 0.0, 0.0),
        (-0.0, -0.0, -0.0),
        (1.0, 0.0, 1.0),
        (-1.0, -0.0, -1.0),
        (0.5, 0.5, 0.0),
        (-0.5, -0.5, -0.0),
        (1.5, 0.5, 1.0),
        (-1.5, -0.5, -1.0),
        (2.5, 0.5, 2.0),
        (-2.5, -0.5, -2.0),
        (3.0, 0.0, 3.0),
        (4.5, 0.5, 4.0),
        (-7.25, -0.25, -7.0),
        (8.0, 0.0, 8.0),
        (100.0, 0.0, 100.0),
        (123456.79, 0.7890625, 123456.0),
        (1e+16, 0.0, 1e+16),
        (0.1, 0.1, 0.0),
        (-0.1, -0.1, -0.0),
        (1e-30, 1e-30, 0.0),
        (-1e-30, -1e-30, -0.0),
        (1e-45, 1e-45, 0.0),
        (-1e-45, -1e-45, -0.0),
        (1.1754944e-38, 1.1754944e-38, 0.0),
        (1e+30, 0.0, 1e+30),
        (-1e+30, -0.0, -1e+30),
        (3.4028235e+38, 0.0, 3.4028235e+38),
        (-3.4028235e+38, -0.0, -3.4028235e+38),
        (89.0, 0.0, 89.0),
        (88.0, 0.0, 88.0),
        (-3.0, -0.0, -3.0),
        (3.75, 0.75, 3.0),
        (-0.25, -0.25, -0.0),
    ];
    for &(x, wf, wi) in CASES {
        let (f, i) = modf(x);
        check("modf.frac", &format!("{x:?}"), f, wf, 0.0, 0.0);
        check("modf.int", &format!("{x:?}"), i, wi, 0.0, 0.0);
    }
}
#[test]
fn frexp_f64() {
    let _report = Report;
    const CASES: &[(f64, f64, i32)] = &[
        (f64::NAN, f64::NAN, -1),
        (f64::INFINITY, f64::INFINITY, -1),
        (f64::NEG_INFINITY, f64::NEG_INFINITY, -1),
        (0.0, 0.0, 0),
        (-0.0, -0.0, 0),
        (1.0, 0.5, 1),
        (-1.0, -0.5, 1),
        (0.5, 0.5, 0),
        (-0.5, -0.5, 0),
        (1.5, 0.75, 1),
        (-1.5, -0.75, 1),
        (2.5, 0.625, 2),
        (-2.5, -0.625, 2),
        (3.0, 0.75, 2),
        (4.5, 0.5625, 3),
        (-7.25, -0.90625, 3),
        (8.0, 0.5, 4),
        (8.000001, 0.5000000625, 4),
        (100.0, 0.78125, 7),
        (123456.789, 0.9419005508422852, 17),
        (1e+16, 0.5551115123125783, 54),
        (0.1, 0.8, -3),
        (-0.1, -0.8, -3),
        (1e-300, 0.6696928794914171, -996),
        (-1e-300, -0.6696928794914171, -996),
        (5e-324, 0.5, -1073),
        (-5e-324, -0.5, -1073),
        (2.2250738585072014e-308, 0.5, -1021),
        (1e+300, 0.7466108948025751, 997),
        (-1e+300, -0.7466108948025751, 997),
        (1.7976931348623157e+308, 0.9999999999999999, 1024),
        (-1.7976931348623157e+308, -0.9999999999999999, 1024),
        (3e-320, 0.7412109375, -1061),
        (-3e-320, -0.7412109375, -1061),
        (1e-310, 0.5752618031559393, -1029),
    ];
    for &(x, wm, we) in CASES {
        let (mm, e) = frexp(x);
        check("frexp.m", &format!("{x:?}"), mm, wm, 0.0, 0.0);
        if x.is_finite() {
            // NumPy on Windows returns -1 for inf/nan, glibc returns 0: unspecified, not compared
            assert_eq!(e, we, "frexp({x:?}).e");
        }
    }
}
#[test]
fn frexp_f32() {
    let _report = Report;
    const CASES: &[(f32, f32, i32)] = &[
        (f32::NAN, f32::NAN, -1),
        (f32::INFINITY, f32::INFINITY, -1),
        (f32::NEG_INFINITY, f32::NEG_INFINITY, -1),
        (0.0, 0.0, 0),
        (-0.0, -0.0, 0),
        (1.0, 0.5, 1),
        (-1.0, -0.5, 1),
        (0.5, 0.5, 0),
        (-0.5, -0.5, 0),
        (1.5, 0.75, 1),
        (-1.5, -0.75, 1),
        (2.5, 0.625, 2),
        (-2.5, -0.625, 2),
        (3.0, 0.75, 2),
        (4.5, 0.5625, 3),
        (-7.25, -0.90625, 3),
        (8.0, 0.5, 4),
        (100.0, 0.78125, 7),
        (123456.79, 0.94190055, 17),
        (1e+16, 0.5551115, 54),
        (0.1, 0.8, -3),
        (-0.1, -0.8, -3),
        (1e-30, 0.6338253, -99),
        (-1e-30, -0.6338253, -99),
        (1e-45, 0.5, -148),
        (-1e-45, -0.5, -148),
        (1.1754944e-38, 0.5, -125),
        (1e+30, 0.7888609, 100),
        (-1e+30, -0.7888609, 100),
        (3.4028235e+38, 0.99999994, 128),
        (-3.4028235e+38, -0.99999994, 128),
        (89.0, 0.6953125, 7),
        (88.0, 0.6875, 7),
        (1e-40, 0.54444885, -132),
        (-1e-40, -0.54444885, -132),
        (5e-39, 0.85070586, -127),
    ];
    for &(x, wm, we) in CASES {
        let (mm, e) = frexp(x);
        check("frexp.m", &format!("{x:?}"), mm, wm, 0.0, 0.0);
        if x.is_finite() {
            // NumPy on Windows returns -1 for inf/nan, glibc returns 0: unspecified, not compared
            assert_eq!(e, we, "frexp({x:?}).e");
        }
    }
}
#[test]
fn ldexp_f64() {
    let _report = Report;
    const CASES: &[(f64, i32, f64)] = &[
        (1.0, -2200, 0.0),
        (1.0, -1100, 0.0),
        (1.0, -1075, 0.0),
        (1.0, -1074, 5e-324),
        (1.0, -1023, 1.1125369292536007e-308),
        (1.0, -1022, 2.2250738585072014e-308),
        (1.0, -60, 8.673617379884035e-19),
        (1.0, -1, 0.5),
        (1.0, 0, 1.0),
        (1.0, 1, 2.0),
        (1.0, 10, 1024.0),
        (1.0, 52, 4503599627370496.0),
        (1.0, 1023, 8.98846567431158e+307),
        (1.0, 1024, f64::INFINITY),
        (1.0, 1100, f64::INFINITY),
        (1.0, 2100, f64::INFINITY),
        (1.0, 4000, f64::INFINITY),
        (1.0, 2147483647, f64::INFINITY),
        (1.0, -2147483648, 0.0),
        (-1.0, -2200, -0.0),
        (-1.0, -1100, -0.0),
        (-1.0, -1075, -0.0),
        (-1.0, -1074, -5e-324),
        (-1.0, -1023, -1.1125369292536007e-308),
        (-1.0, -1022, -2.2250738585072014e-308),
        (-1.0, -60, -8.673617379884035e-19),
        (-1.0, -1, -0.5),
        (-1.0, 0, -1.0),
        (-1.0, 1, -2.0),
        (-1.0, 10, -1024.0),
        (-1.0, 52, -4503599627370496.0),
        (-1.0, 1023, -8.98846567431158e+307),
        (-1.0, 1024, f64::NEG_INFINITY),
        (-1.0, 1100, f64::NEG_INFINITY),
        (-1.0, 2100, f64::NEG_INFINITY),
        (-1.0, 4000, f64::NEG_INFINITY),
        (-1.0, 2147483647, f64::NEG_INFINITY),
        (-1.0, -2147483648, -0.0),
        (0.75, -2200, 0.0),
        (0.75, -1100, 0.0),
        (0.75, -1075, 0.0),
        (0.75, -1074, 5e-324),
        (0.75, -1023, 8.344026969402005e-309),
        (0.75, -1022, 1.668805393880401e-308),
        (0.75, -60, 6.505213034913027e-19),
        (0.75, -1, 0.375),
        (0.75, 0, 0.75),
        (0.75, 1, 1.5),
        (0.75, 10, 768.0),
        (0.75, 52, 3377699720527872.0),
        (0.75, 1023, 6.741349255733685e+307),
        (0.75, 1024, 1.348269851146737e+308),
        (0.75, 1100, f64::INFINITY),
        (0.75, 2100, f64::INFINITY),
        (0.75, 4000, f64::INFINITY),
        (0.75, 2147483647, f64::INFINITY),
        (0.75, -2147483648, 0.0),
        (3.0, -2200, 0.0),
        (3.0, -1100, 0.0),
        (3.0, -1075, 1e-323),
        (3.0, -1074, 1.5e-323),
        (3.0, -1023, 3.337610787760802e-308),
        (3.0, -1022, 6.675221575521604e-308),
        (3.0, -60, 2.6020852139652106e-18),
        (3.0, -1, 1.5),
        (3.0, 0, 3.0),
        (3.0, 1, 6.0),
        (3.0, 10, 3072.0),
        (3.0, 52, 1.3510798882111488e+16),
        (3.0, 1023, f64::INFINITY),
        (3.0, 1024, f64::INFINITY),
        (3.0, 1100, f64::INFINITY),
        (3.0, 2100, f64::INFINITY),
        (3.0, 4000, f64::INFINITY),
        (3.0, 2147483647, f64::INFINITY),
        (3.0, -2147483648, 0.0),
        (1e-300, -2200, 0.0),
        (1e-300, -1100, 0.0),
        (1e-300, -1075, 0.0),
        (1e-300, -1074, 0.0),
        (1e-300, -1023, 0.0),
        (1e-300, -1022, 0.0),
        (1e-300, -60, 8.6736e-319),
        (1e-300, -1, 5e-301),
        (1e-300, 0, 1e-300),
        (1e-300, 1, 2e-300),
        (1e-300, 10, 1.024e-297),
        (1e-300, 52, 4.503599627370496e-285),
        (1e-300, 1023, 89884656.7431158),
        (1e-300, 1024, 179769313.4862316),
        (1e-300, 1100, 1.3582985290493859e+31),
        (1e-300, 2100, f64::INFINITY),
        (1e-300, 4000, f64::INFINITY),
        (1e-300, 2147483647, f64::INFINITY),
        (1e-300, -2147483648, 0.0),
        (5e-324, -2200, 0.0),
        (5e-324, -1100, 0.0),
        (5e-324, -1075, 0.0),
        (5e-324, -1074, 0.0),
        (5e-324, -1023, 0.0),
        (5e-324, -1022, 0.0),
        (5e-324, -60, 0.0),
        (5e-324, -1, 0.0),
        (5e-324, 0, 5e-324),
        (5e-324, 1, 1e-323),
        (5e-324, 10, 5.06e-321),
        (5e-324, 52, 2.2250738585072014e-308),
        (5e-324, 1023, 4.440892098500626e-16),
        (5e-324, 1024, 8.881784197001252e-16),
        (5e-324, 1100, 67108864.0),
        (5e-324, 2100, f64::INFINITY),
        (5e-324, 4000, f64::INFINITY),
        (5e-324, 2147483647, f64::INFINITY),
        (5e-324, -2147483648, 0.0),
        (1.7976931348623157e+308, -2200, 0.0),
        (1.7976931348623157e+308, -1100, 1.3234889800848441e-23),
        (1.7976931348623157e+308, -1075, 4.4408920985006257e-16),
        (1.7976931348623157e+308, -1074, 8.881784197001251e-16),
        (1.7976931348623157e+308, -1023, 1.9999999999999998),
        (1.7976931348623157e+308, -1022, 3.9999999999999996),
        (1.7976931348623157e+308, -60, 1.5592502418239997e+290),
        (1.7976931348623157e+308, -1, 8.988465674311579e+307),
        (1.7976931348623157e+308, 0, 1.7976931348623157e+308),
        (1.7976931348623157e+308, 1, f64::INFINITY),
        (1.7976931348623157e+308, 10, f64::INFINITY),
        (1.7976931348623157e+308, 52, f64::INFINITY),
        (1.7976931348623157e+308, 1023, f64::INFINITY),
        (1.7976931348623157e+308, 1024, f64::INFINITY),
        (1.7976931348623157e+308, 1100, f64::INFINITY),
        (1.7976931348623157e+308, 2100, f64::INFINITY),
        (1.7976931348623157e+308, 4000, f64::INFINITY),
        (1.7976931348623157e+308, 2147483647, f64::INFINITY),
        (1.7976931348623157e+308, -2147483648, 0.0),
        (0.0, -2200, 0.0),
        (0.0, -1100, 0.0),
        (0.0, -1075, 0.0),
        (0.0, -1074, 0.0),
        (0.0, -1023, 0.0),
        (0.0, -1022, 0.0),
        (0.0, -60, 0.0),
        (0.0, -1, 0.0),
        (0.0, 0, 0.0),
        (0.0, 1, 0.0),
        (0.0, 10, 0.0),
        (0.0, 52, 0.0),
        (0.0, 1023, 0.0),
        (0.0, 1024, 0.0),
        (0.0, 1100, 0.0),
        (0.0, 2100, 0.0),
        (0.0, 4000, 0.0),
        (0.0, 2147483647, 0.0),
        (0.0, -2147483648, 0.0),
        (-0.0, -2200, -0.0),
        (-0.0, -1100, -0.0),
        (-0.0, -1075, -0.0),
        (-0.0, -1074, -0.0),
        (-0.0, -1023, -0.0),
        (-0.0, -1022, -0.0),
        (-0.0, -60, -0.0),
        (-0.0, -1, -0.0),
        (-0.0, 0, -0.0),
        (-0.0, 1, -0.0),
        (-0.0, 10, -0.0),
        (-0.0, 52, -0.0),
        (-0.0, 1023, -0.0),
        (-0.0, 1024, -0.0),
        (-0.0, 1100, -0.0),
        (-0.0, 2100, -0.0),
        (-0.0, 4000, -0.0),
        (-0.0, 2147483647, -0.0),
        (-0.0, -2147483648, -0.0),
        (f64::NAN, -2200, f64::NAN),
        (f64::NAN, -1100, f64::NAN),
        (f64::NAN, -1075, f64::NAN),
        (f64::NAN, -1074, f64::NAN),
        (f64::NAN, -1023, f64::NAN),
        (f64::NAN, -1022, f64::NAN),
        (f64::NAN, -60, f64::NAN),
        (f64::NAN, -1, f64::NAN),
        (f64::NAN, 0, f64::NAN),
        (f64::NAN, 1, f64::NAN),
        (f64::NAN, 10, f64::NAN),
        (f64::NAN, 52, f64::NAN),
        (f64::NAN, 1023, f64::NAN),
        (f64::NAN, 1024, f64::NAN),
        (f64::NAN, 1100, f64::NAN),
        (f64::NAN, 2100, f64::NAN),
        (f64::NAN, 4000, f64::NAN),
        (f64::NAN, 2147483647, f64::NAN),
        (f64::NAN, -2147483648, f64::NAN),
        (f64::INFINITY, -2200, f64::INFINITY),
        (f64::INFINITY, -1100, f64::INFINITY),
        (f64::INFINITY, -1075, f64::INFINITY),
        (f64::INFINITY, -1074, f64::INFINITY),
        (f64::INFINITY, -1023, f64::INFINITY),
        (f64::INFINITY, -1022, f64::INFINITY),
        (f64::INFINITY, -60, f64::INFINITY),
        (f64::INFINITY, -1, f64::INFINITY),
        (f64::INFINITY, 0, f64::INFINITY),
        (f64::INFINITY, 1, f64::INFINITY),
        (f64::INFINITY, 10, f64::INFINITY),
        (f64::INFINITY, 52, f64::INFINITY),
        (f64::INFINITY, 1023, f64::INFINITY),
        (f64::INFINITY, 1024, f64::INFINITY),
        (f64::INFINITY, 1100, f64::INFINITY),
        (f64::INFINITY, 2100, f64::INFINITY),
        (f64::INFINITY, 4000, f64::INFINITY),
        (f64::INFINITY, 2147483647, f64::INFINITY),
        (f64::INFINITY, -2147483648, f64::INFINITY),
        (f64::NEG_INFINITY, -2200, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, -1100, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, -1075, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, -1074, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, -1023, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, -1022, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, -60, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, -1, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 0, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 1, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 10, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 52, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 1023, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 1024, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 1100, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 2100, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 4000, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, 2147483647, f64::NEG_INFINITY),
        (f64::NEG_INFINITY, -2147483648, f64::NEG_INFINITY),
        (1.2345678901234567, -2200, 0.0),
        (1.2345678901234567, -1100, 0.0),
        (1.2345678901234567, -1075, 5e-324),
        (1.2345678901234567, -1074, 5e-324),
        (1.2345678901234567, -1023, 1.3735023694330475e-308),
        (1.2345678901234567, -1022, 2.7470047388660944e-308),
        (1.2345678901234567, -60, 1.0708169508421578e-18),
        (1.2345678901234567, -1, 0.6172839450617283),
        (1.2345678901234567, 0, 1.2345678901234567),
        (1.2345678901234567, 1, 2.4691357802469134),
        (1.2345678901234567, 10, 1264.1975194864197),
        (1.2345678901234567, 52, 5559999489923579.0),
        (1.2345678901234567, 1023, 1.109687110298196e+308),
        (1.2345678901234567, 1024, f64::INFINITY),
        (1.2345678901234567, 1100, f64::INFINITY),
        (1.2345678901234567, 2100, f64::INFINITY),
        (1.2345678901234567, 4000, f64::INFINITY),
        (1.2345678901234567, 2147483647, f64::INFINITY),
        (1.2345678901234567, -2147483648, 0.0),
        (3e-320, -2200, 0.0),
        (3e-320, -1100, 0.0),
        (3e-320, -1075, 0.0),
        (3e-320, -1074, 0.0),
        (3e-320, -1023, 0.0),
        (3e-320, -1022, 0.0),
        (3e-320, -60, 0.0),
        (3e-320, -1, 1.5e-320),
        (3e-320, 0, 3e-320),
        (3e-320, 1, 6e-320),
        (3e-320, 10, 3.071966e-317),
        (3e-320, 52, 1.3510648468855727e-304),
        (3e-320, 1023, 2.6965096822095802e-12),
        (3e-320, 1024, 5.3930193644191604e-12),
        (3e-320, 1100, 407485022208.0),
        (3e-320, 2100, f64::INFINITY),
        (3e-320, 4000, f64::INFINITY),
        (3e-320, 2147483647, f64::INFINITY),
        (3e-320, -2147483648, 0.0),
    ];
    for &(x, n, want) in CASES {
        check("ldexp", &format!("{x:?}, {n}"), ldexp(x, n), want, 0.0, 0.0);
    }
}
#[test]
fn ldexp_f32() {
    let _report = Report;
    const CASES: &[(f32, i32, f32)] = &[
        (1.0, -400, 0.0),
        (1.0, -200, 0.0),
        (1.0, -150, 0.0),
        (1.0, -149, 1e-45),
        (1.0, -127, 5.877472e-39),
        (1.0, -126, 1.1754944e-38),
        (1.0, -60, 8.6736174e-19),
        (1.0, -1, 0.5),
        (1.0, 0, 1.0),
        (1.0, 1, 2.0),
        (1.0, 10, 1024.0),
        (1.0, 23, 8.388608e+06),
        (1.0, 127, 1.7014118e+38),
        (1.0, 128, f32::INFINITY),
        (1.0, 200, f32::INFINITY),
        (1.0, 400, f32::INFINITY),
        (1.0, 2147483647, f32::INFINITY),
        (1.0, -2147483648, 0.0),
        (-1.0, -400, -0.0),
        (-1.0, -200, -0.0),
        (-1.0, -150, -0.0),
        (-1.0, -149, -1e-45),
        (-1.0, -127, -5.877472e-39),
        (-1.0, -126, -1.1754944e-38),
        (-1.0, -60, -8.6736174e-19),
        (-1.0, -1, -0.5),
        (-1.0, 0, -1.0),
        (-1.0, 1, -2.0),
        (-1.0, 10, -1024.0),
        (-1.0, 23, -8.388608e+06),
        (-1.0, 127, -1.7014118e+38),
        (-1.0, 128, f32::NEG_INFINITY),
        (-1.0, 200, f32::NEG_INFINITY),
        (-1.0, 400, f32::NEG_INFINITY),
        (-1.0, 2147483647, f32::NEG_INFINITY),
        (-1.0, -2147483648, -0.0),
        (0.75, -400, 0.0),
        (0.75, -200, 0.0),
        (0.75, -150, 0.0),
        (0.75, -149, 1e-45),
        (0.75, -127, 4.408104e-39),
        (0.75, -126, 8.816208e-39),
        (0.75, -60, 6.505213e-19),
        (0.75, -1, 0.375),
        (0.75, 0, 0.75),
        (0.75, 1, 1.5),
        (0.75, 10, 768.0),
        (0.75, 23, 6.291456e+06),
        (0.75, 127, 1.2760589e+38),
        (0.75, 128, 2.5521178e+38),
        (0.75, 200, f32::INFINITY),
        (0.75, 400, f32::INFINITY),
        (0.75, 2147483647, f32::INFINITY),
        (0.75, -2147483648, 0.0),
        (3.0, -400, 0.0),
        (3.0, -200, 0.0),
        (3.0, -150, 3e-45),
        (3.0, -149, 4e-45),
        (3.0, -127, 1.7632415e-38),
        (3.0, -126, 3.526483e-38),
        (3.0, -60, 2.6020852e-18),
        (3.0, -1, 1.5),
        (3.0, 0, 3.0),
        (3.0, 1, 6.0),
        (3.0, 10, 3072.0),
        (3.0, 23, 2.5165824e+07),
        (3.0, 127, f32::INFINITY),
        (3.0, 128, f32::INFINITY),
        (3.0, 200, f32::INFINITY),
        (3.0, 400, f32::INFINITY),
        (3.0, 2147483647, f32::INFINITY),
        (3.0, -2147483648, 0.0),
        (1e-30, -400, 0.0),
        (1e-30, -200, 0.0),
        (1e-30, -150, 0.0),
        (1e-30, -149, 0.0),
        (1e-30, -127, 0.0),
        (1e-30, -126, 0.0),
        (1e-30, -60, 0.0),
        (1e-30, -1, 5e-31),
        (1e-30, 0, 1e-30),
        (1e-30, 1, 2e-30),
        (1e-30, 10, 1.024e-27),
        (1e-30, 23, 8.388608e-24),
        (1e-30, 127, 1.7014118e+08),
        (1e-30, 128, 3.4028237e+08),
        (1e-30, 200, 1.606938e+30),
        (1e-30, 400, f32::INFINITY),
        (1e-30, 2147483647, f32::INFINITY),
        (1e-30, -2147483648, 0.0),
        (1e-45, -400, 0.0),
        (1e-45, -200, 0.0),
        (1e-45, -150, 0.0),
        (1e-45, -149, 0.0),
        (1e-45, -127, 0.0),
        (1e-45, -126, 0.0),
        (1e-45, -60, 0.0),
        (1e-45, -1, 0.0),
        (1e-45, 0, 1e-45),
        (1e-45, 1, 3e-45),
        (1e-45, 10, 1.435e-42),
        (1e-45, 23, 1.1754944e-38),
        (1e-45, 127, 2.3841858e-07),
        (1e-45, 128, 4.7683716e-07),
        (1e-45, 200, 2.2517998e+15),
        (1e-45, 400, f32::INFINITY),
        (1e-45, 2147483647, f32::INFINITY),
        (1e-45, -2147483648, 0.0),
        (3.4028235e+38, -400, 0.0),
        (3.4028235e+38, -200, 2.1175822e-22),
        (3.4028235e+38, -150, 2.3841856e-07),
        (3.4028235e+38, -149, 4.7683713e-07),
        (3.4028235e+38, -127, 1.9999999),
        (3.4028235e+38, -126, 3.9999998),
        (3.4028235e+38, -60, 2.9514789e+20),
        (3.4028235e+38, -1, 1.7014117e+38),
        (3.4028235e+38, 0, 3.4028235e+38),
        (3.4028235e+38, 1, f32::INFINITY),
        (3.4028235e+38, 10, f32::INFINITY),
        (3.4028235e+38, 23, f32::INFINITY),
        (3.4028235e+38, 127, f32::INFINITY),
        (3.4028235e+38, 128, f32::INFINITY),
        (3.4028235e+38, 200, f32::INFINITY),
        (3.4028235e+38, 400, f32::INFINITY),
        (3.4028235e+38, 2147483647, f32::INFINITY),
        (3.4028235e+38, -2147483648, 0.0),
        (0.0, -400, 0.0),
        (0.0, -200, 0.0),
        (0.0, -150, 0.0),
        (0.0, -149, 0.0),
        (0.0, -127, 0.0),
        (0.0, -126, 0.0),
        (0.0, -60, 0.0),
        (0.0, -1, 0.0),
        (0.0, 0, 0.0),
        (0.0, 1, 0.0),
        (0.0, 10, 0.0),
        (0.0, 23, 0.0),
        (0.0, 127, 0.0),
        (0.0, 128, 0.0),
        (0.0, 200, 0.0),
        (0.0, 400, 0.0),
        (0.0, 2147483647, 0.0),
        (0.0, -2147483648, 0.0),
        (-0.0, -400, -0.0),
        (-0.0, -200, -0.0),
        (-0.0, -150, -0.0),
        (-0.0, -149, -0.0),
        (-0.0, -127, -0.0),
        (-0.0, -126, -0.0),
        (-0.0, -60, -0.0),
        (-0.0, -1, -0.0),
        (-0.0, 0, -0.0),
        (-0.0, 1, -0.0),
        (-0.0, 10, -0.0),
        (-0.0, 23, -0.0),
        (-0.0, 127, -0.0),
        (-0.0, 128, -0.0),
        (-0.0, 200, -0.0),
        (-0.0, 400, -0.0),
        (-0.0, 2147483647, -0.0),
        (-0.0, -2147483648, -0.0),
        (f32::NAN, -400, f32::NAN),
        (f32::NAN, -200, f32::NAN),
        (f32::NAN, -150, f32::NAN),
        (f32::NAN, -149, f32::NAN),
        (f32::NAN, -127, f32::NAN),
        (f32::NAN, -126, f32::NAN),
        (f32::NAN, -60, f32::NAN),
        (f32::NAN, -1, f32::NAN),
        (f32::NAN, 0, f32::NAN),
        (f32::NAN, 1, f32::NAN),
        (f32::NAN, 10, f32::NAN),
        (f32::NAN, 23, f32::NAN),
        (f32::NAN, 127, f32::NAN),
        (f32::NAN, 128, f32::NAN),
        (f32::NAN, 200, f32::NAN),
        (f32::NAN, 400, f32::NAN),
        (f32::NAN, 2147483647, f32::NAN),
        (f32::NAN, -2147483648, f32::NAN),
        (f32::INFINITY, -400, f32::INFINITY),
        (f32::INFINITY, -200, f32::INFINITY),
        (f32::INFINITY, -150, f32::INFINITY),
        (f32::INFINITY, -149, f32::INFINITY),
        (f32::INFINITY, -127, f32::INFINITY),
        (f32::INFINITY, -126, f32::INFINITY),
        (f32::INFINITY, -60, f32::INFINITY),
        (f32::INFINITY, -1, f32::INFINITY),
        (f32::INFINITY, 0, f32::INFINITY),
        (f32::INFINITY, 1, f32::INFINITY),
        (f32::INFINITY, 10, f32::INFINITY),
        (f32::INFINITY, 23, f32::INFINITY),
        (f32::INFINITY, 127, f32::INFINITY),
        (f32::INFINITY, 128, f32::INFINITY),
        (f32::INFINITY, 200, f32::INFINITY),
        (f32::INFINITY, 400, f32::INFINITY),
        (f32::INFINITY, 2147483647, f32::INFINITY),
        (f32::INFINITY, -2147483648, f32::INFINITY),
        (f32::NEG_INFINITY, -400, f32::NEG_INFINITY),
        (f32::NEG_INFINITY, -200, f32::NEG_INFINITY),
        (f32::NEG_INFINITY, -150, f32::NEG_INFINITY),
        (f32::NEG_INFINITY, -149, f32::NEG_INFINITY),
        (f32::NEG_INFINITY, -127, f32::NEG_INFINITY),
        (f32::NEG_INFINITY, -126, f32::NEG_INFINITY),
        (f32::NEG_INFINITY, -60, f32::NEG_INFINITY),
        (f32::NEG_INFINITY, -1, f32::NEG_INFINITY),
        (f32::NEG_INFINITY, 0, f32::NEG_INFINITY),
        (f32::NEG_INFINITY, 1, f32::NEG_INFINITY),
        (f32::NEG_INFINITY, 10, f32::NEG_INFINITY),
        (f32::NEG_INFINITY, 23, f32::NEG_INFINITY),
        (f32::NEG_INFINITY, 127, f32::NEG_INFINITY),
        (f32::NEG_INFINITY, 128, f32::NEG_INFINITY),
        (f32::NEG_INFINITY, 200, f32::NEG_INFINITY),
        (f32::NEG_INFINITY, 400, f32::NEG_INFINITY),
        (f32::NEG_INFINITY, 2147483647, f32::NEG_INFINITY),
        (f32::NEG_INFINITY, -2147483648, f32::NEG_INFINITY),
        (1.2345678, -400, 0.0),
        (1.2345678, -200, 0.0),
        (1.2345678, -150, 1e-45),
        (1.2345678, -149, 1e-45),
        (1.2345678, -127, 7.256136e-39),
        (1.2345678, -126, 1.4512274e-38),
        (1.2345678, -60, 1.0708168e-18),
        (1.2345678, -1, 0.6172839),
        (1.2345678, 0, 1.2345678),
        (1.2345678, 1, 2.4691355),
        (1.2345678, 10, 1264.1974),
        (1.2345678, 23, 1.0356305e+07),
        (1.2345678, 127, 2.1005082e+38),
        (1.2345678, 128, f32::INFINITY),
        (1.2345678, 200, f32::INFINITY),
        (1.2345678, 400, f32::INFINITY),
        (1.2345678, 2147483647, f32::INFINITY),
        (1.2345678, -2147483648, 0.0),
        (3e-40, -400, 0.0),
        (3e-40, -200, 0.0),
        (3e-40, -150, 0.0),
        (3e-40, -149, 0.0),
        (3e-40, -127, 0.0),
        (3e-40, -126, 0.0),
        (3e-40, -60, 0.0),
        (3e-40, -1, 1.5e-40),
        (3e-40, 0, 3e-40),
        (3e-40, 1, 6e-40),
        (3e-40, 10, 3.0719978e-37),
        (3e-40, 23, 2.5165806e-33),
        (3e-40, 127, 0.05104232),
        (3e-40, 128, 0.10208464),
        (3e-40, 200, 4.8208107e+20),
        (3e-40, 400, f32::INFINITY),
        (3e-40, 2147483647, f32::INFINITY),
        (3e-40, -2147483648, 0.0),
    ];
    for &(x, n, want) in CASES {
        check("ldexp", &format!("{x:?}, {n}"), ldexp(x, n), want, 0.0, 0.0);
    }
}
#[test]
fn gcd_lcm_i64() {
    let _report = Report;
    const CASES: &[(i64, i64, i64, i64)] = &[
        (0_i64, 0_i64, 0_i64, 0_i64),
        (0_i64, 1_i64, 1_i64, 0_i64),
        (0_i64, -1_i64, 1_i64, 0_i64),
        (0_i64, 2_i64, 2_i64, 0_i64),
        (0_i64, -2_i64, 2_i64, 0_i64),
        (0_i64, 6_i64, 6_i64, 0_i64),
        (0_i64, -6_i64, 6_i64, 0_i64),
        (0_i64, 12_i64, 12_i64, 0_i64),
        (0_i64, 18_i64, 18_i64, 0_i64),
        (0_i64, -18_i64, 18_i64, 0_i64),
        (0_i64, 35_i64, 35_i64, 0_i64),
        (0_i64, 1071_i64, 1071_i64, 0_i64),
        (0_i64, 462_i64, 462_i64, 0_i64),
        (0_i64, 2147483648_i64, 2147483648_i64, 0_i64),
        (0_i64, 1099511627782_i64, 1099511627782_i64, 0_i64),
        (
            0_i64,
            4611686018427387904_i64,
            4611686018427387904_i64,
            0_i64,
        ),
        (
            0_i64,
            -4611686018427387904_i64,
            4611686018427387904_i64,
            0_i64,
        ),
        (0_i64, 205891132094649_i64, 205891132094649_i64, 0_i64),
        (
            0_i64,
            1000000000000000000_i64,
            1000000000000000000_i64,
            0_i64,
        ),
        (0_i64, i64::MIN, i64::MIN, 0_i64),
        (
            0_i64,
            9223372036854775807_i64,
            9223372036854775807_i64,
            0_i64,
        ),
        (0_i64, 7_i64, 7_i64, 0_i64),
        (0_i64, 0_i64, 0_i64, 0_i64),
        (1_i64, 0_i64, 1_i64, 0_i64),
        (1_i64, 1_i64, 1_i64, 1_i64),
        (1_i64, -1_i64, 1_i64, 1_i64),
        (1_i64, 2_i64, 1_i64, 2_i64),
        (1_i64, -2_i64, 1_i64, 2_i64),
        (1_i64, 6_i64, 1_i64, 6_i64),
        (1_i64, -6_i64, 1_i64, 6_i64),
        (1_i64, 12_i64, 1_i64, 12_i64),
        (1_i64, 18_i64, 1_i64, 18_i64),
        (1_i64, -18_i64, 1_i64, 18_i64),
        (1_i64, 35_i64, 1_i64, 35_i64),
        (1_i64, 1071_i64, 1_i64, 1071_i64),
        (1_i64, 462_i64, 1_i64, 462_i64),
        (1_i64, 2147483648_i64, 1_i64, 2147483648_i64),
        (1_i64, 1099511627782_i64, 1_i64, 1099511627782_i64),
        (
            1_i64,
            4611686018427387904_i64,
            1_i64,
            4611686018427387904_i64,
        ),
        (
            1_i64,
            -4611686018427387904_i64,
            1_i64,
            4611686018427387904_i64,
        ),
        (1_i64, 205891132094649_i64, 1_i64, 205891132094649_i64),
        (
            1_i64,
            1000000000000000000_i64,
            1_i64,
            1000000000000000000_i64,
        ),
        (1_i64, i64::MIN, 1_i64, i64::MIN),
        (
            1_i64,
            9223372036854775807_i64,
            1_i64,
            9223372036854775807_i64,
        ),
        (1_i64, 7_i64, 1_i64, 7_i64),
        (1_i64, 0_i64, 1_i64, 0_i64),
        (-1_i64, 0_i64, 1_i64, 0_i64),
        (-1_i64, 1_i64, 1_i64, 1_i64),
        (-1_i64, -1_i64, 1_i64, 1_i64),
        (-1_i64, 2_i64, 1_i64, 2_i64),
        (-1_i64, -2_i64, 1_i64, 2_i64),
        (-1_i64, 6_i64, 1_i64, 6_i64),
        (-1_i64, -6_i64, 1_i64, 6_i64),
        (-1_i64, 12_i64, 1_i64, 12_i64),
        (-1_i64, 18_i64, 1_i64, 18_i64),
        (-1_i64, -18_i64, 1_i64, 18_i64),
        (-1_i64, 35_i64, 1_i64, 35_i64),
        (-1_i64, 1071_i64, 1_i64, 1071_i64),
        (-1_i64, 462_i64, 1_i64, 462_i64),
        (-1_i64, 2147483648_i64, 1_i64, 2147483648_i64),
        (-1_i64, 1099511627782_i64, 1_i64, 1099511627782_i64),
        (
            -1_i64,
            4611686018427387904_i64,
            1_i64,
            4611686018427387904_i64,
        ),
        (
            -1_i64,
            -4611686018427387904_i64,
            1_i64,
            4611686018427387904_i64,
        ),
        (-1_i64, 205891132094649_i64, 1_i64, 205891132094649_i64),
        (
            -1_i64,
            1000000000000000000_i64,
            1_i64,
            1000000000000000000_i64,
        ),
        (-1_i64, i64::MIN, 1_i64, i64::MIN),
        (
            -1_i64,
            9223372036854775807_i64,
            1_i64,
            9223372036854775807_i64,
        ),
        (-1_i64, 7_i64, 1_i64, 7_i64),
        (-1_i64, 0_i64, 1_i64, 0_i64),
        (2_i64, 0_i64, 2_i64, 0_i64),
        (2_i64, 1_i64, 1_i64, 2_i64),
        (2_i64, -1_i64, 1_i64, 2_i64),
        (2_i64, 2_i64, 2_i64, 2_i64),
        (2_i64, -2_i64, 2_i64, 2_i64),
        (2_i64, 6_i64, 2_i64, 6_i64),
        (2_i64, -6_i64, 2_i64, 6_i64),
        (2_i64, 12_i64, 2_i64, 12_i64),
        (2_i64, 18_i64, 2_i64, 18_i64),
        (2_i64, -18_i64, 2_i64, 18_i64),
        (2_i64, 35_i64, 1_i64, 70_i64),
        (2_i64, 1071_i64, 1_i64, 2142_i64),
        (2_i64, 462_i64, 2_i64, 462_i64),
        (2_i64, 2147483648_i64, 2_i64, 2147483648_i64),
        (2_i64, 1099511627782_i64, 2_i64, 1099511627782_i64),
        (
            2_i64,
            4611686018427387904_i64,
            2_i64,
            4611686018427387904_i64,
        ),
        (
            2_i64,
            -4611686018427387904_i64,
            2_i64,
            4611686018427387904_i64,
        ),
        (2_i64, 205891132094649_i64, 1_i64, 411782264189298_i64),
        (
            2_i64,
            1000000000000000000_i64,
            2_i64,
            1000000000000000000_i64,
        ),
        (2_i64, i64::MIN, 2_i64, i64::MIN),
        (2_i64, 9223372036854775807_i64, 1_i64, -2_i64),
        (2_i64, 7_i64, 1_i64, 14_i64),
        (2_i64, 0_i64, 2_i64, 0_i64),
        (-2_i64, 0_i64, 2_i64, 0_i64),
        (-2_i64, 1_i64, 1_i64, 2_i64),
        (-2_i64, -1_i64, 1_i64, 2_i64),
        (-2_i64, 2_i64, 2_i64, 2_i64),
        (-2_i64, -2_i64, 2_i64, 2_i64),
        (-2_i64, 6_i64, 2_i64, 6_i64),
        (-2_i64, -6_i64, 2_i64, 6_i64),
        (-2_i64, 12_i64, 2_i64, 12_i64),
        (-2_i64, 18_i64, 2_i64, 18_i64),
        (-2_i64, -18_i64, 2_i64, 18_i64),
        (-2_i64, 35_i64, 1_i64, 70_i64),
        (-2_i64, 1071_i64, 1_i64, 2142_i64),
        (-2_i64, 462_i64, 2_i64, 462_i64),
        (-2_i64, 2147483648_i64, 2_i64, 2147483648_i64),
        (-2_i64, 1099511627782_i64, 2_i64, 1099511627782_i64),
        (
            -2_i64,
            4611686018427387904_i64,
            2_i64,
            4611686018427387904_i64,
        ),
        (
            -2_i64,
            -4611686018427387904_i64,
            2_i64,
            4611686018427387904_i64,
        ),
        (-2_i64, 205891132094649_i64, 1_i64, 411782264189298_i64),
        (
            -2_i64,
            1000000000000000000_i64,
            2_i64,
            1000000000000000000_i64,
        ),
        (-2_i64, i64::MIN, 2_i64, i64::MIN),
        (-2_i64, 9223372036854775807_i64, 1_i64, -2_i64),
        (-2_i64, 7_i64, 1_i64, 14_i64),
        (-2_i64, 0_i64, 2_i64, 0_i64),
        (6_i64, 0_i64, 6_i64, 0_i64),
        (6_i64, 1_i64, 1_i64, 6_i64),
        (6_i64, -1_i64, 1_i64, 6_i64),
        (6_i64, 2_i64, 2_i64, 6_i64),
        (6_i64, -2_i64, 2_i64, 6_i64),
        (6_i64, 6_i64, 6_i64, 6_i64),
        (6_i64, -6_i64, 6_i64, 6_i64),
        (6_i64, 12_i64, 6_i64, 12_i64),
        (6_i64, 18_i64, 6_i64, 18_i64),
        (6_i64, -18_i64, 6_i64, 18_i64),
        (6_i64, 35_i64, 1_i64, 210_i64),
        (6_i64, 1071_i64, 3_i64, 2142_i64),
        (6_i64, 462_i64, 6_i64, 462_i64),
        (6_i64, 2147483648_i64, 2_i64, 6442450944_i64),
        (6_i64, 1099511627782_i64, 2_i64, 3298534883346_i64),
        (
            6_i64,
            4611686018427387904_i64,
            2_i64,
            -4611686018427387904_i64,
        ),
        (
            6_i64,
            -4611686018427387904_i64,
            2_i64,
            -4611686018427387904_i64,
        ),
        (6_i64, 205891132094649_i64, 3_i64, 411782264189298_i64),
        (
            6_i64,
            1000000000000000000_i64,
            2_i64,
            3000000000000000000_i64,
        ),
        (6_i64, i64::MIN, 2_i64, i64::MIN),
        (6_i64, 9223372036854775807_i64, 1_i64, -6_i64),
        (6_i64, 7_i64, 1_i64, 42_i64),
        (6_i64, 0_i64, 6_i64, 0_i64),
        (-6_i64, 0_i64, 6_i64, 0_i64),
        (-6_i64, 1_i64, 1_i64, 6_i64),
        (-6_i64, -1_i64, 1_i64, 6_i64),
        (-6_i64, 2_i64, 2_i64, 6_i64),
        (-6_i64, -2_i64, 2_i64, 6_i64),
        (-6_i64, 6_i64, 6_i64, 6_i64),
        (-6_i64, -6_i64, 6_i64, 6_i64),
        (-6_i64, 12_i64, 6_i64, 12_i64),
        (-6_i64, 18_i64, 6_i64, 18_i64),
        (-6_i64, -18_i64, 6_i64, 18_i64),
        (-6_i64, 35_i64, 1_i64, 210_i64),
        (-6_i64, 1071_i64, 3_i64, 2142_i64),
        (-6_i64, 462_i64, 6_i64, 462_i64),
        (-6_i64, 2147483648_i64, 2_i64, 6442450944_i64),
        (-6_i64, 1099511627782_i64, 2_i64, 3298534883346_i64),
        (
            -6_i64,
            4611686018427387904_i64,
            2_i64,
            -4611686018427387904_i64,
        ),
        (
            -6_i64,
            -4611686018427387904_i64,
            2_i64,
            -4611686018427387904_i64,
        ),
        (-6_i64, 205891132094649_i64, 3_i64, 411782264189298_i64),
        (
            -6_i64,
            1000000000000000000_i64,
            2_i64,
            3000000000000000000_i64,
        ),
        (-6_i64, i64::MIN, 2_i64, i64::MIN),
        (-6_i64, 9223372036854775807_i64, 1_i64, -6_i64),
        (-6_i64, 7_i64, 1_i64, 42_i64),
        (-6_i64, 0_i64, 6_i64, 0_i64),
        (12_i64, 0_i64, 12_i64, 0_i64),
        (12_i64, 1_i64, 1_i64, 12_i64),
        (12_i64, -1_i64, 1_i64, 12_i64),
        (12_i64, 2_i64, 2_i64, 12_i64),
        (12_i64, -2_i64, 2_i64, 12_i64),
        (12_i64, 6_i64, 6_i64, 12_i64),
        (12_i64, -6_i64, 6_i64, 12_i64),
        (12_i64, 12_i64, 12_i64, 12_i64),
        (12_i64, 18_i64, 6_i64, 36_i64),
        (12_i64, -18_i64, 6_i64, 36_i64),
        (12_i64, 35_i64, 1_i64, 420_i64),
        (12_i64, 1071_i64, 3_i64, 4284_i64),
        (12_i64, 462_i64, 6_i64, 924_i64),
        (12_i64, 2147483648_i64, 4_i64, 6442450944_i64),
        (12_i64, 1099511627782_i64, 2_i64, 6597069766692_i64),
        (
            12_i64,
            4611686018427387904_i64,
            4_i64,
            -4611686018427387904_i64,
        ),
        (
            12_i64,
            -4611686018427387904_i64,
            4_i64,
            -4611686018427387904_i64,
        ),
        (12_i64, 205891132094649_i64, 3_i64, 823564528378596_i64),
        (
            12_i64,
            1000000000000000000_i64,
            4_i64,
            3000000000000000000_i64,
        ),
        (12_i64, i64::MIN, 4_i64, i64::MIN),
        (12_i64, 9223372036854775807_i64, 1_i64, -12_i64),
        (12_i64, 7_i64, 1_i64, 84_i64),
        (12_i64, 0_i64, 12_i64, 0_i64),
        (18_i64, 0_i64, 18_i64, 0_i64),
        (18_i64, 1_i64, 1_i64, 18_i64),
        (18_i64, -1_i64, 1_i64, 18_i64),
        (18_i64, 2_i64, 2_i64, 18_i64),
        (18_i64, -2_i64, 2_i64, 18_i64),
        (18_i64, 6_i64, 6_i64, 18_i64),
        (18_i64, -6_i64, 6_i64, 18_i64),
        (18_i64, 12_i64, 6_i64, 36_i64),
        (18_i64, 18_i64, 18_i64, 18_i64),
        (18_i64, -18_i64, 18_i64, 18_i64),
        (18_i64, 35_i64, 1_i64, 630_i64),
        (18_i64, 1071_i64, 9_i64, 2142_i64),
        (18_i64, 462_i64, 6_i64, 1386_i64),
        (18_i64, 2147483648_i64, 2_i64, 19327352832_i64),
        (18_i64, 1099511627782_i64, 2_i64, 9895604650038_i64),
        (
            18_i64,
            4611686018427387904_i64,
            2_i64,
            4611686018427387904_i64,
        ),
        (
            18_i64,
            -4611686018427387904_i64,
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        (
            205891132094649_i64,
            4611686018427387904_i64,
            1_i64,
            4611686018427387904_i64,
        ),
        (
            205891132094649_i64,
            -4611686018427387904_i64,
            1_i64,
            4611686018427387904_i64,
        ),
        (
            205891132094649_i64,
            205891132094649_i64,
            205891132094649_i64,
            205891132094649_i64,
        ),
        (
            205891132094649_i64,
            1000000000000000000_i64,
            1_i64,
            -1463811497535471616_i64,
        ),
        (205891132094649_i64, i64::MIN, 1_i64, i64::MIN),
        (
            205891132094649_i64,
            9223372036854775807_i64,
            1_i64,
            9223166145722681159_i64,
        ),
        (205891132094649_i64, 7_i64, 1_i64, 1441237924662543_i64),
        (205891132094649_i64, 0_i64, 205891132094649_i64, 0_i64),
        (
            1000000000000000000_i64,
            0_i64,
            1000000000000000000_i64,
            0_i64,
        ),
        (
            1000000000000000000_i64,
            1_i64,
            1_i64,
            1000000000000000000_i64,
        ),
        (
            1000000000000000000_i64,
            -1_i64,
            1_i64,
            1000000000000000000_i64,
        ),
        (
            1000000000000000000_i64,
            2_i64,
            2_i64,
            1000000000000000000_i64,
        ),
        (
            1000000000000000000_i64,
            -2_i64,
            2_i64,
            1000000000000000000_i64,
        ),
        (
            1000000000000000000_i64,
            6_i64,
            2_i64,
            3000000000000000000_i64,
        ),
        (
            1000000000000000000_i64,
            -6_i64,
            2_i64,
            3000000000000000000_i64,
        ),
        (
            1000000000000000000_i64,
            12_i64,
            4_i64,
            3000000000000000000_i64,
        ),
        (
            1000000000000000000_i64,
            18_i64,
            2_i64,
            9000000000000000000_i64,
        ),
        (
            1000000000000000000_i64,
            -18_i64,
            2_i64,
            9000000000000000000_i64,
        ),
        (
            1000000000000000000_i64,
            35_i64,
            5_i64,
            7000000000000000000_i64,
        ),
        (
            1000000000000000000_i64,
            1071_i64,
            1_i64,
            1088843724846006272_i64,
        ),
        (
            1000000000000000000_i64,
            462_i64,
            2_i64,
            -8807672958224171008_i64,
        ),
        (
            1000000000000000000_i64,
            2147483648_i64,
            262144_i64,
            1645631272959082496_i64,
        ),
        (
            1000000000000000000_i64,
            1099511627782_i64,
            2_i64,
            -2620492334958379008_i64,
        ),
        (
            1000000000000000000_i64,
            4611686018427387904_i64,
            262144_i64,
            4611686018427387904_i64,
        ),
        (
            1000000000000000000_i64,
            -4611686018427387904_i64,
            262144_i64,
            4611686018427387904_i64,
        ),
        (
            1000000000000000000_i64,
            205891132094649_i64,
            1_i64,
            -1463811497535471616_i64,
        ),
        (
            1000000000000000000_i64,
            1000000000000000000_i64,
            1000000000000000000_i64,
            1000000000000000000_i64,
        ),
        (1000000000000000000_i64, i64::MIN, 262144_i64, i64::MIN),
        (
            1000000000000000000_i64,
            9223372036854775807_i64,
            1_i64,
            -1000000000000000000_i64,
        ),
        (
            1000000000000000000_i64,
            7_i64,
            1_i64,
            7000000000000000000_i64,
        ),
        (
            1000000000000000000_i64,
            0_i64,
            1000000000000000000_i64,
            0_i64,
        ),
        (i64::MIN, 0_i64, i64::MIN, 0_i64),
        (i64::MIN, 1_i64, 1_i64, i64::MIN),
        (i64::MIN, -1_i64, 1_i64, i64::MIN),
        (i64::MIN, 2_i64, 2_i64, i64::MIN),
        (i64::MIN, -2_i64, 2_i64, i64::MIN),
        (i64::MIN, 6_i64, 2_i64, i64::MIN),
        (i64::MIN, -6_i64, 2_i64, i64::MIN),
        (i64::MIN, 12_i64, 4_i64, i64::MIN),
        (i64::MIN, 18_i64, 2_i64, i64::MIN),
        (i64::MIN, -18_i64, 2_i64, i64::MIN),
        (i64::MIN, 35_i64, 1_i64, i64::MIN),
        (i64::MIN, 1071_i64, 1_i64, i64::MIN),
        (i64::MIN, 462_i64, 2_i64, i64::MIN),
        (i64::MIN, 2147483648_i64, 2147483648_i64, i64::MIN),
        (i64::MIN, 1099511627782_i64, 2_i64, i64::MIN),
        (
            i64::MIN,
            4611686018427387904_i64,
            4611686018427387904_i64,
            i64::MIN,
        ),
        (
            i64::MIN,
            -4611686018427387904_i64,
            4611686018427387904_i64,
            i64::MIN,
        ),
        (i64::MIN, 205891132094649_i64, 1_i64, i64::MIN),
        (i64::MIN, 1000000000000000000_i64, 262144_i64, i64::MIN),
        (i64::MIN, i64::MIN, i64::MIN, i64::MIN),
        (i64::MIN, 9223372036854775807_i64, 1_i64, i64::MIN),
        (i64::MIN, 7_i64, 1_i64, i64::MIN),
        (i64::MIN, 0_i64, i64::MIN, 0_i64),
        (
            9223372036854775807_i64,
            0_i64,
            9223372036854775807_i64,
            0_i64,
        ),
        (
            9223372036854775807_i64,
            1_i64,
            1_i64,
            9223372036854775807_i64,
        ),
        (
            9223372036854775807_i64,
            -1_i64,
            1_i64,
            9223372036854775807_i64,
        ),
        (9223372036854775807_i64, 2_i64, 1_i64, -2_i64),
        (9223372036854775807_i64, -2_i64, 1_i64, -2_i64),
        (9223372036854775807_i64, 6_i64, 1_i64, -6_i64),
        (9223372036854775807_i64, -6_i64, 1_i64, -6_i64),
        (9223372036854775807_i64, 12_i64, 1_i64, -12_i64),
        (9223372036854775807_i64, 18_i64, 1_i64, -18_i64),
        (9223372036854775807_i64, -18_i64, 1_i64, -18_i64),
        (
            9223372036854775807_i64,
            35_i64,
            7_i64,
            9223372036854775803_i64,
        ),
        (
            9223372036854775807_i64,
            1071_i64,
            7_i64,
            9223372036854775655_i64,
        ),
        (9223372036854775807_i64, 462_i64, 7_i64, -66_i64),
        (
            9223372036854775807_i64,
            2147483648_i64,
            1_i64,
            -2147483648_i64,
        ),
        (
            9223372036854775807_i64,
            1099511627782_i64,
            1_i64,
            -1099511627782_i64,
        ),
        (
            9223372036854775807_i64,
            4611686018427387904_i64,
            1_i64,
            -4611686018427387904_i64,
        ),
        (
            9223372036854775807_i64,
            -4611686018427387904_i64,
            1_i64,
            -4611686018427387904_i64,
        ),
        (
            9223372036854775807_i64,
            205891132094649_i64,
            1_i64,
            9223166145722681159_i64,
        ),
        (
            9223372036854775807_i64,
            1000000000000000000_i64,
            1_i64,
            -1000000000000000000_i64,
        ),
        (9223372036854775807_i64, i64::MIN, 1_i64, i64::MIN),
        (
            9223372036854775807_i64,
            9223372036854775807_i64,
            9223372036854775807_i64,
            9223372036854775807_i64,
        ),
        (
            9223372036854775807_i64,
            7_i64,
            7_i64,
            9223372036854775807_i64,
        ),
        (
            9223372036854775807_i64,
            0_i64,
            9223372036854775807_i64,
            0_i64,
        ),
        (7_i64, 0_i64, 7_i64, 0_i64),
        (7_i64, 1_i64, 1_i64, 7_i64),
        (7_i64, -1_i64, 1_i64, 7_i64),
        (7_i64, 2_i64, 1_i64, 14_i64),
        (7_i64, -2_i64, 1_i64, 14_i64),
        (7_i64, 6_i64, 1_i64, 42_i64),
        (7_i64, -6_i64, 1_i64, 42_i64),
        (7_i64, 12_i64, 1_i64, 84_i64),
        (7_i64, 18_i64, 1_i64, 126_i64),
        (7_i64, -18_i64, 1_i64, 126_i64),
        (7_i64, 35_i64, 7_i64, 35_i64),
        (7_i64, 1071_i64, 7_i64, 1071_i64),
        (7_i64, 462_i64, 7_i64, 462_i64),
        (7_i64, 2147483648_i64, 1_i64, 15032385536_i64),
        (7_i64, 1099511627782_i64, 1_i64, 7696581394474_i64),
        (
            7_i64,
            4611686018427387904_i64,
            1_i64,
            -4611686018427387904_i64,
        ),
        (
            7_i64,
            -4611686018427387904_i64,
            1_i64,
            -4611686018427387904_i64,
        ),
        (7_i64, 205891132094649_i64, 1_i64, 1441237924662543_i64),
        (
            7_i64,
            1000000000000000000_i64,
            1_i64,
            7000000000000000000_i64,
        ),
        (7_i64, i64::MIN, 1_i64, i64::MIN),
        (
            7_i64,
            9223372036854775807_i64,
            7_i64,
            9223372036854775807_i64,
        ),
        (7_i64, 7_i64, 7_i64, 7_i64),
        (7_i64, 0_i64, 7_i64, 0_i64),
        (0_i64, 0_i64, 0_i64, 0_i64),
        (0_i64, 1_i64, 1_i64, 0_i64),
        (0_i64, -1_i64, 1_i64, 0_i64),
        (0_i64, 2_i64, 2_i64, 0_i64),
        (0_i64, -2_i64, 2_i64, 0_i64),
        (0_i64, 6_i64, 6_i64, 0_i64),
        (0_i64, -6_i64, 6_i64, 0_i64),
        (0_i64, 12_i64, 12_i64, 0_i64),
        (0_i64, 18_i64, 18_i64, 0_i64),
        (0_i64, -18_i64, 18_i64, 0_i64),
        (0_i64, 35_i64, 35_i64, 0_i64),
        (0_i64, 1071_i64, 1071_i64, 0_i64),
        (0_i64, 462_i64, 462_i64, 0_i64),
        (0_i64, 2147483648_i64, 2147483648_i64, 0_i64),
        (0_i64, 1099511627782_i64, 1099511627782_i64, 0_i64),
        (
            0_i64,
            4611686018427387904_i64,
            4611686018427387904_i64,
            0_i64,
        ),
        (
            0_i64,
            -4611686018427387904_i64,
            4611686018427387904_i64,
            0_i64,
        ),
        (0_i64, 205891132094649_i64, 205891132094649_i64, 0_i64),
        (
            0_i64,
            1000000000000000000_i64,
            1000000000000000000_i64,
            0_i64,
        ),
        (0_i64, i64::MIN, i64::MIN, 0_i64),
        (
            0_i64,
            9223372036854775807_i64,
            9223372036854775807_i64,
            0_i64,
        ),
        (0_i64, 7_i64, 7_i64, 0_i64),
        (0_i64, 0_i64, 0_i64, 0_i64),
    ];
    for &(a, b, wg, wl) in CASES {
        assert_eq!(gcd(a, b), wg, "gcd({a}, {b})");
        assert_eq!(lcm(a, b), wl, "lcm({a}, {b})");
    }
}
#[test]
fn unwrap_f64() {
    let _report = Report;
    {
        let p: &[f64] = &[
            0.0,
            0.5235987755982988,
            1.0471975511965976,
            1.5707963267948966,
            2.0943951023931953,
            2.617993877991494,
            3.141592653589793,
            3.665191429188092,
            4.1887902047863905,
            4.71238898038469,
            5.235987755982988,
            5.759586531581287,
            0.0,
            0.5235987755982983,
            1.0471975511965974,
            1.5707963267948957,
            2.094395102393195,
            2.617993877991493,
            3.141592653589793,
            3.6651914291880914,
            4.18879020478639,
            4.71238898038469,
            5.235987755982988,
            5.759586531581286,
            0.0,
        ];
        let want: &[f64] = &[
            0.0,
            0.5235987755982988,
            1.0471975511965976,
            1.5707963267948966,
            2.0943951023931953,
            2.617993877991494,
            3.141592653589793,
            3.665191429188092,
            4.1887902047863905,
            4.71238898038469,
            5.235987755982988,
            5.759586531581287,
            6.283185307179586,
            6.8067840827778845,
            7.330382858376184,
            7.853981633974482,
            8.377580409572781,
            8.90117918517108,
            9.42477796076938,
            9.948376736367678,
            10.471975511965976,
            10.995574287564276,
            11.519173063162574,
            12.042771838760872,
            12.566370614359172,
        ];
        let got = unwrap(p, None, 6.283185307179586);
        assert_eq!(got.len(), want.len(), "unwrap default");
        for (i, (&g, &w)) in got.iter().zip(want).enumerate() {
            check("unwrap default", &format!("index {i}"), g, w, 1e-12, 0.0);
        }
    }
    {
        let p: &[f64] = &[0.0, 0.78539816, 1.57079633, 5.49778714, 6.28318531];
        let want: &[f64] = &[
            0.0,
            0.78539816,
            1.57079633,
            -0.7853981671795864,
            2.8204141244714265e-09,
        ];
        let got = unwrap(p, None, 6.283185307179586);
        assert_eq!(got.len(), want.len(), "unwrap phase");
        for (i, (&g, &w)) in got.iter().zip(want).enumerate() {
            check("unwrap phase", &format!("index {i}"), g, w, 1e-12, 0.0);
        }
    }
    {
        let p: &[f64] = &[0.0, 1.0, 2.0, -1.0, 0.0];
        let want: &[f64] = &[0.0, 1.0, 2.0, 3.0, 4.0];
        let got = unwrap(p, None, 4.0);
        assert_eq!(got.len(), want.len(), "unwrap period4");
        for (i, (&g, &w)) in got.iter().zip(want).enumerate() {
            check("unwrap period4", &format!("index {i}"), g, w, 1e-12, 0.0);
        }
    }
    {
        let p: &[f64] = &[1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 1.0, 2.0, 3.0];
        let want: &[f64] = &[1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0];
        let got = unwrap(p, None, 6.0);
        assert_eq!(got.len(), want.len(), "unwrap period6");
        for (i, (&g, &w)) in got.iter().zip(want).enumerate() {
            check("unwrap period6", &format!("index {i}"), g, w, 1e-12, 0.0);
        }
    }
    {
        let p: &[f64] = &[2.0, 3.0, 4.0, 5.0, 2.0, 3.0, 4.0, 5.0];
        let want: &[f64] = &[2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0];
        let got = unwrap(p, None, 4.0);
        assert_eq!(got.len(), want.len(), "unwrap period4b");
        for (i, (&g, &w)) in got.iter().zip(want).enumerate() {
            check("unwrap period4b", &format!("index {i}"), g, w, 1e-12, 0.0);
        }
    }
    {
        let p: &[f64] = &[
            -180.0, -140.0, -100.0, -60.0, -20.0, 20.0, 60.0, 100.0, 140.0, -180.0, -140.0, -100.0,
            -60.0, -20.0, 20.0, 60.0, 100.0, 140.0, -180.0,
        ];
        let want: &[f64] = &[
            -180.0, -140.0, -100.0, -60.0, -20.0, 20.0, 60.0, 100.0, 140.0, 180.0, 220.0, 260.0,
            300.0, 340.0, 380.0, 420.0, 460.0, 500.0, 540.0,
        ];
        let got = unwrap(p, None, 360.0);
        assert_eq!(got.len(), want.len(), "unwrap deg");
        for (i, (&g, &w)) in got.iter().zip(want).enumerate() {
            check("unwrap deg", &format!("index {i}"), g, w, 1e-12, 0.0);
        }
    }
    {
        let p: &[f64] = &[0.0, 3.0, 6.0, 0.5, 3.5];
        let want: &[f64] = &[0.0, 3.0, 6.0, 6.783185307179586, 9.783185307179586];
        let got = unwrap(p, Some(1.0), 6.283185307179586);
        assert_eq!(got.len(), want.len(), "unwrap discont_small");
        for (i, (&g, &w)) in got.iter().zip(want).enumerate() {
            check(
                "unwrap discont_small",
                &format!("index {i}"),
                g,
                w,
                1e-12,
                0.0,
            );
        }
    }
    {
        let p: &[f64] = &[0.0, 3.0, 6.0, 0.5, 3.5];
        let want: &[f64] = &[0.0, 3.0, 6.0, 6.783185307179586, 9.783185307179586];
        let got = unwrap(p, Some(5.0), 6.283185307179586);
        assert_eq!(got.len(), want.len(), "unwrap discont_big");
        for (i, (&g, &w)) in got.iter().zip(want).enumerate() {
            check(
                "unwrap discont_big",
                &format!("index {i}"),
                g,
                w,
                1e-12,
                0.0,
            );
        }
    }
    {
        let p: &[f64] = &[0.0, 1.0, f64::NAN, 7.0, 8.0];
        let want: &[f64] = &[0.0, 1.0, f64::NAN, f64::NAN, f64::NAN];
        let got = unwrap(p, None, 6.283185307179586);
        assert_eq!(got.len(), want.len(), "unwrap nan_inside");
        for (i, (&g, &w)) in got.iter().zip(want).enumerate() {
            check("unwrap nan_inside", &format!("index {i}"), g, w, 1e-12, 0.0);
        }
    }
    {
        let p: &[f64] = &[0.0, f64::INFINITY, 1.0];
        let want: &[f64] = &[0.0, f64::NAN, f64::NAN];
        let got = unwrap(p, None, 6.283185307179586);
        assert_eq!(got.len(), want.len(), "unwrap inf");
        for (i, (&g, &w)) in got.iter().zip(want).enumerate() {
            check("unwrap inf", &format!("index {i}"), g, w, 1e-12, 0.0);
        }
    }
    {
        let p: &[f64] = &[
            0.0,
            3.141592653589793,
            6.283185307179586,
            0.0,
            -3.141592653589793,
        ];
        let want: &[f64] = &[
            0.0,
            3.141592653589793,
            6.283185307179586,
            6.283185307179586,
            3.141592653589793,
        ];
        let got = unwrap(p, None, 6.283185307179586);
        assert_eq!(got.len(), want.len(), "unwrap boundary");
        for (i, (&g, &w)) in got.iter().zip(want).enumerate() {
            check("unwrap boundary", &format!("index {i}"), g, w, 1e-12, 0.0);
        }
    }
    {
        let p: &[f64] = &[3.0];
        let want: &[f64] = &[3.0];
        let got = unwrap(p, None, 6.283185307179586);
        assert_eq!(got.len(), want.len(), "unwrap single");
        for (i, (&g, &w)) in got.iter().zip(want).enumerate() {
            check("unwrap single", &format!("index {i}"), g, w, 1e-12, 0.0);
        }
    }
    {
        let p: &[f64] = &[];
        let want: &[f64] = &[];
        let got = unwrap(p, None, 6.283185307179586);
        assert_eq!(got.len(), want.len(), "unwrap empty");
        for (i, (&g, &w)) in got.iter().zip(want).enumerate() {
            check("unwrap empty", &format!("index {i}"), g, w, 1e-12, 0.0);
        }
    }
    {
        let p: &[f64] = &[-0.0, 0.0, -0.0];
        let want: &[f64] = &[-0.0, 0.0, 0.0];
        let got = unwrap(p, None, 6.283185307179586);
        assert_eq!(got.len(), want.len(), "unwrap neg_zero");
        for (i, (&g, &w)) in got.iter().zip(want).enumerate() {
            check("unwrap neg_zero", &format!("index {i}"), g, w, 1e-12, 0.0);
        }
    }
}
#[test]
fn unwrap_f32() {
    let _report = Report;
    let p: &[f32] = &[0.0, 2.0, 4.0, 6.0, 8.0, 10.0, 12.0];
    let want: &[f32] = &[0.0, 2.0, 4.0, 6.0, 8.0, 10.0, 12.0];
    let got = unwrap(p, None, core::f32::consts::TAU);
    for (i, (&g, &w)) in got.iter().zip(want).enumerate() {
        check("unwrap f32", &format!("index {i}"), g, w, 1e-5, 1e-6);
    }
}
#[test]
fn nan_to_num_f64() {
    let _report = Report;
    const CASES: &[(f64, f64, f64, f64)] = &[
        (f64::NAN, 0.0, -1.0, 2.0),
        (
            f64::INFINITY,
            1.7976931348623157e+308,
            5.0,
            1.7976931348623157e+308,
        ),
        (f64::NEG_INFINITY, -1.7976931348623157e+308, -5.0, -9.0),
        (0.0, 0.0, 0.0, 0.0),
        (-0.0, -0.0, -0.0, -0.0),
        (1.0, 1.0, 1.0, 1.0),
        (-1.0, -1.0, -1.0, -1.0),
        (0.5, 0.5, 0.5, 0.5),
        (-0.5, -0.5, -0.5, -0.5),
        (1.5, 1.5, 1.5, 1.5),
        (-1.5, -1.5, -1.5, -1.5),
        (2.5, 2.5, 2.5, 2.5),
        (-2.5, -2.5, -2.5, -2.5),
        (3.0, 3.0, 3.0, 3.0),
        (4.5, 4.5, 4.5, 4.5),
        (-7.25, -7.25, -7.25, -7.25),
        (8.0, 8.0, 8.0, 8.0),
        (8.000001, 8.000001, 8.000001, 8.000001),
        (100.0, 100.0, 100.0, 100.0),
        (123456.789, 123456.789, 123456.789, 123456.789),
        (1e+16, 1e+16, 1e+16, 1e+16),
        (0.1, 0.1, 0.1, 0.1),
        (-0.1, -0.1, -0.1, -0.1),
        (1e-300, 1e-300, 1e-300, 1e-300),
        (-1e-300, -1e-300, -1e-300, -1e-300),
        (5e-324, 5e-324, 5e-324, 5e-324),
        (-5e-324, -5e-324, -5e-324, -5e-324),
        (
            2.2250738585072014e-308,
            2.2250738585072014e-308,
            2.2250738585072014e-308,
            2.2250738585072014e-308,
        ),
        (1e+300, 1e+300, 1e+300, 1e+300),
        (-1e+300, -1e+300, -1e+300, -1e+300),
        (
            1.7976931348623157e+308,
            1.7976931348623157e+308,
            1.7976931348623157e+308,
            1.7976931348623157e+308,
        ),
        (
            -1.7976931348623157e+308,
            -1.7976931348623157e+308,
            -1.7976931348623157e+308,
            -1.7976931348623157e+308,
        ),
    ];
    for &(x, d, w2, w3) in CASES {
        let s = format!("{x:?}");
        check(
            "nan_to_num default",
            &s,
            nan_to_num(x, 0.0, None, None),
            d,
            0.0,
            0.0,
        );
        check(
            "nan_to_num explicit",
            &s,
            nan_to_num(x, -1.0, Some(5.0), Some(-5.0)),
            w2,
            0.0,
            0.0,
        );
        check(
            "nan_to_num partial",
            &s,
            nan_to_num(x, 2.0, None, Some(-9.0)),
            w3,
            0.0,
            0.0,
        );
    }
}
#[test]
fn nan_to_num_f32() {
    let _report = Report;
    const CASES: &[(f32, f32, f32, f32)] = &[
        (f32::NAN, 0.0, -1.0, 2.0),
        (f32::INFINITY, 3.4028235e+38, 5.0, 3.4028235e+38),
        (f32::NEG_INFINITY, -3.4028235e+38, -5.0, -9.0),
        (0.0, 0.0, 0.0, 0.0),
        (-0.0, -0.0, -0.0, -0.0),
        (1.0, 1.0, 1.0, 1.0),
        (-1.0, -1.0, -1.0, -1.0),
        (0.5, 0.5, 0.5, 0.5),
        (-0.5, -0.5, -0.5, -0.5),
        (1.5, 1.5, 1.5, 1.5),
        (-1.5, -1.5, -1.5, -1.5),
        (2.5, 2.5, 2.5, 2.5),
        (-2.5, -2.5, -2.5, -2.5),
        (3.0, 3.0, 3.0, 3.0),
        (4.5, 4.5, 4.5, 4.5),
        (-7.25, -7.25, -7.25, -7.25),
        (8.0, 8.0, 8.0, 8.0),
        (100.0, 100.0, 100.0, 100.0),
        (123456.79, 123456.79, 123456.79, 123456.79),
        (1e+16, 1e+16, 1e+16, 1e+16),
        (0.1, 0.1, 0.1, 0.1),
        (-0.1, -0.1, -0.1, -0.1),
        (1e-30, 1e-30, 1e-30, 1e-30),
        (-1e-30, -1e-30, -1e-30, -1e-30),
        (1e-45, 1e-45, 1e-45, 1e-45),
        (-1e-45, -1e-45, -1e-45, -1e-45),
        (1.1754944e-38, 1.1754944e-38, 1.1754944e-38, 1.1754944e-38),
        (1e+30, 1e+30, 1e+30, 1e+30),
        (-1e+30, -1e+30, -1e+30, -1e+30),
        (3.4028235e+38, 3.4028235e+38, 3.4028235e+38, 3.4028235e+38),
        (
            -3.4028235e+38,
            -3.4028235e+38,
            -3.4028235e+38,
            -3.4028235e+38,
        ),
        (89.0, 89.0, 89.0, 89.0),
        (88.0, 88.0, 88.0, 88.0),
    ];
    for &(x, d, w2, w3) in CASES {
        let s = format!("{x:?}");
        check(
            "nan_to_num default",
            &s,
            nan_to_num(x, 0.0, None, None),
            d,
            0.0,
            0.0,
        );
        check(
            "nan_to_num explicit",
            &s,
            nan_to_num(x, -1.0, Some(5.0), Some(-5.0)),
            w2,
            0.0,
            0.0,
        );
        check(
            "nan_to_num partial",
            &s,
            nan_to_num(x, 2.0, None, Some(-9.0)),
            w3,
            0.0,
            0.0,
        );
    }
}
#[test]
fn ediff1d_cases() {
    let _report = Report;
    {
        let a: &[i64] = &[1, 2, 4, 7, 11];
        let end: &[i64] = &[];
        let beg: &[i64] = &[];
        let want: &[i64] = &[1, 2, 3, 4];
        assert_eq!(ediff1d(a, end, beg), want, "ediff1d ints");
    }
    {
        let a: &[i64] = &[1, 2, 4, 7, 11];
        let end: &[i64] = &[99];
        let beg: &[i64] = &[-5, -6];
        let want: &[i64] = &[-5, -6, 1, 2, 3, 4, 99];
        assert_eq!(ediff1d(a, end, beg), want, "ediff1d ints_end_begin");
    }
    {
        let a: &[f64] = &[1.5, 1.0, 3.25, -2.0];
        let end: &[f64] = &[];
        let beg: &[f64] = &[];
        let want: &[f64] = &[-0.5, 2.25, -5.25];
        assert_eq!(ediff1d(a, end, beg), want, "ediff1d floats");
    }
    {
        let a: &[f64] = &[1.5, 1.0, 3.25, -2.0];
        let end: &[f64] = &[0.5, 0.25];
        let beg: &[f64] = &[];
        let want: &[f64] = &[-0.5, 2.25, -5.25, 0.5, 0.25];
        assert_eq!(ediff1d(a, end, beg), want, "ediff1d floats_end");
    }
    {
        let a: &[f64] = &[4.0];
        let end: &[f64] = &[];
        let beg: &[f64] = &[];
        let want: &[f64] = &[];
        assert_eq!(ediff1d(a, end, beg), want, "ediff1d single");
    }
    {
        let a: &[f64] = &[];
        let end: &[f64] = &[1.0];
        let beg: &[f64] = &[2.0];
        let want: &[f64] = &[2.0, 1.0];
        assert_eq!(ediff1d(a, end, beg), want, "ediff1d empty");
    }
}
#[test]
fn angle_f64() {
    let _report = Report;
    const CASES: &[(f64, f64, f64, f64)] = &[
        (f64::NAN, f64::NAN, f64::NAN, f64::NAN),
        (f64::NAN, f64::INFINITY, f64::NAN, f64::NAN),
        (f64::NAN, f64::NEG_INFINITY, f64::NAN, f64::NAN),
        (f64::NAN, 0.0, f64::NAN, f64::NAN),
        (f64::NAN, -0.0, f64::NAN, f64::NAN),
        (f64::NAN, 1.0, f64::NAN, f64::NAN),
        (f64::NAN, -1.0, f64::NAN, f64::NAN),
        (f64::NAN, 2.5, f64::NAN, f64::NAN),
        (f64::NAN, -3.0, f64::NAN, f64::NAN),
        (f64::NAN, 1e-300, f64::NAN, f64::NAN),
        (f64::INFINITY, f64::NAN, f64::NAN, f64::NAN),
        (f64::INFINITY, f64::INFINITY, 0.7853981633974483, 45.0),
        (f64::INFINITY, f64::NEG_INFINITY, -0.7853981633974483, -45.0),
        (f64::INFINITY, 0.0, 0.0, 0.0),
        (f64::INFINITY, -0.0, -0.0, -0.0),
        (f64::INFINITY, 1.0, 0.0, 0.0),
        (f64::INFINITY, -1.0, -0.0, -0.0),
        (f64::INFINITY, 2.5, 0.0, 0.0),
        (f64::INFINITY, -3.0, -0.0, -0.0),
        (f64::INFINITY, 1e-300, 0.0, 0.0),
        (f64::NEG_INFINITY, f64::NAN, f64::NAN, f64::NAN),
        (f64::NEG_INFINITY, f64::INFINITY, 2.356194490192345, 135.0),
        (
            f64::NEG_INFINITY,
            f64::NEG_INFINITY,
            -2.356194490192345,
            -135.0,
        ),
        (f64::NEG_INFINITY, 0.0, 3.141592653589793, 180.0),
        (f64::NEG_INFINITY, -0.0, -3.141592653589793, -180.0),
        (f64::NEG_INFINITY, 1.0, 3.141592653589793, 180.0),
        (f64::NEG_INFINITY, -1.0, -3.141592653589793, -180.0),
        (f64::NEG_INFINITY, 2.5, 3.141592653589793, 180.0),
        (f64::NEG_INFINITY, -3.0, -3.141592653589793, -180.0),
        (f64::NEG_INFINITY, 1e-300, 3.141592653589793, 180.0),
        (0.0, f64::NAN, f64::NAN, f64::NAN),
        (0.0, f64::INFINITY, 1.5707963267948966, 90.0),
        (0.0, f64::NEG_INFINITY, -1.5707963267948966, -90.0),
        (0.0, 0.0, 0.0, 0.0),
        (0.0, -0.0, -0.0, -0.0),
        (0.0, 1.0, 1.5707963267948966, 90.0),
        (0.0, -1.0, -1.5707963267948966, -90.0),
        (0.0, 2.5, 1.5707963267948966, 90.0),
        (0.0, -3.0, -1.5707963267948966, -90.0),
        (0.0, 1e-300, 1.5707963267948966, 90.0),
        (-0.0, f64::NAN, f64::NAN, f64::NAN),
        (-0.0, f64::INFINITY, 1.5707963267948966, 90.0),
        (-0.0, f64::NEG_INFINITY, -1.5707963267948966, -90.0),
        (-0.0, 0.0, 3.141592653589793, 180.0),
        (-0.0, -0.0, -3.141592653589793, -180.0),
        (-0.0, 1.0, 1.5707963267948966, 90.0),
        (-0.0, -1.0, -1.5707963267948966, -90.0),
        (-0.0, 2.5, 1.5707963267948966, 90.0),
        (-0.0, -3.0, -1.5707963267948966, -90.0),
        (-0.0, 1e-300, 1.5707963267948966, 90.0),
        (1.0, f64::NAN, f64::NAN, f64::NAN),
        (1.0, f64::INFINITY, 1.5707963267948966, 90.0),
        (1.0, f64::NEG_INFINITY, -1.5707963267948966, -90.0),
        (1.0, 0.0, 0.0, 0.0),
        (1.0, -0.0, -0.0, -0.0),
        (1.0, 1.0, 0.7853981633974483, 45.0),
        (1.0, -1.0, -0.7853981633974483, -45.0),
        (1.0, 2.5, 1.1902899496825317, 68.19859051364818),
        (1.0, -3.0, -1.2490457723982544, -71.56505117707799),
        (1.0, 1e-300, 1e-300, 5.729577951308232e-299),
        (-1.0, f64::NAN, f64::NAN, f64::NAN),
        (-1.0, f64::INFINITY, 1.5707963267948966, 90.0),
        (-1.0, f64::NEG_INFINITY, -1.5707963267948966, -90.0),
        (-1.0, 0.0, 3.141592653589793, 180.0),
        (-1.0, -0.0, -3.141592653589793, -180.0),
        (-1.0, 1.0, 2.356194490192345, 135.0),
        (-1.0, -1.0, -2.356194490192345, -135.0),
        (-1.0, 2.5, 1.9513027039072615, 111.80140948635182),
        (-1.0, -3.0, -1.892546881191539, -108.43494882292202),
        (-1.0, 1e-300, 3.141592653589793, 180.0),
        (2.5, f64::NAN, f64::NAN, f64::NAN),
        (2.5, f64::INFINITY, 1.5707963267948966, 90.0),
        (2.5, f64::NEG_INFINITY, -1.5707963267948966, -90.0),
        (2.5, 0.0, 0.0, 0.0),
        (2.5, -0.0, -0.0, -0.0),
        (2.5, 1.0, 0.3805063771123649, 21.80140948635181),
        (2.5, -1.0, -0.3805063771123649, -21.80140948635181),
        (2.5, 2.5, 0.7853981633974483, 45.0),
        (2.5, -3.0, -0.8760580505981934, -50.19442890773481),
        (2.5, 1e-300, 4e-301, 2.291831180523293e-299),
        (-3.0, f64::NAN, f64::NAN, f64::NAN),
        (-3.0, f64::INFINITY, 1.5707963267948966, 90.0),
        (-3.0, f64::NEG_INFINITY, -1.5707963267948966, -90.0),
        (-3.0, 0.0, 3.141592653589793, 180.0),
        (-3.0, -0.0, -3.141592653589793, -180.0),
        (-3.0, 1.0, 2.819842099193151, 161.565051177078),
        (-3.0, -1.0, -2.819842099193151, -161.565051177078),
        (-3.0, 2.5, 2.44685437739309, 140.19442890773482),
        (-3.0, -3.0, -2.356194490192345, -135.0),
        (-3.0, 1e-300, 3.141592653589793, 180.0),
        (1e-300, f64::NAN, f64::NAN, f64::NAN),
        (1e-300, f64::INFINITY, 1.5707963267948966, 90.0),
        (1e-300, f64::NEG_INFINITY, -1.5707963267948966, -90.0),
        (1e-300, 0.0, 0.0, 0.0),
        (1e-300, -0.0, -0.0, -0.0),
        (1e-300, 1.0, 1.5707963267948966, 90.0),
        (1e-300, -1.0, -1.5707963267948966, -90.0),
        (1e-300, 2.5, 1.5707963267948966, 90.0),
        (1e-300, -3.0, -1.5707963267948966, -90.0),
        (1e-300, 1e-300, 0.7853981633974483, 45.0),
    ];
    for &(re, im, w, wd) in CASES {
        let s = format!("{re:?}, {im:?}");
        check("angle", &s, angle(re, im), w, 1e-6, 0.0);
        check("angle_deg", &s, angle_deg(re, im), wd, 1e-6, 0.0);
    }
}
#[test]
fn angle_f32() {
    let _report = Report;
    const CASES: &[(f32, f32, f32, f32)] = &[
        (f32::NAN, f32::NAN, f32::NAN, f32::NAN),
        (f32::NAN, f32::INFINITY, f32::NAN, f32::NAN),
        (f32::NAN, f32::NEG_INFINITY, f32::NAN, f32::NAN),
        (f32::NAN, 0.0, f32::NAN, f32::NAN),
        (f32::NAN, -0.0, f32::NAN, f32::NAN),
        (f32::NAN, 1.0, f32::NAN, f32::NAN),
        (f32::NAN, -1.0, f32::NAN, f32::NAN),
        (f32::NAN, 2.5, f32::NAN, f32::NAN),
        (f32::NAN, -3.0, f32::NAN, f32::NAN),
        (f32::NAN, 1e-30, f32::NAN, f32::NAN),
        (f32::INFINITY, f32::NAN, f32::NAN, f32::NAN),
        (f32::INFINITY, f32::INFINITY, 0.7853982, 45.0),
        (f32::INFINITY, f32::NEG_INFINITY, -0.7853982, -45.0),
        (f32::INFINITY, 0.0, 0.0, 0.0),
        (f32::INFINITY, -0.0, -0.0, -0.0),
        (f32::INFINITY, 1.0, 0.0, 0.0),
        (f32::INFINITY, -1.0, -0.0, -0.0),
        (f32::INFINITY, 2.5, 0.0, 0.0),
        (f32::INFINITY, -3.0, -0.0, -0.0),
        (f32::INFINITY, 1e-30, 0.0, 0.0),
        (f32::NEG_INFINITY, f32::NAN, f32::NAN, f32::NAN),
        (f32::NEG_INFINITY, f32::INFINITY, 2.3561945, 135.0),
        (f32::NEG_INFINITY, f32::NEG_INFINITY, -2.3561945, -135.0),
        (f32::NEG_INFINITY, 0.0, 3.1415927, 180.0),
        (f32::NEG_INFINITY, -0.0, -3.1415927, -180.0),
        (f32::NEG_INFINITY, 1.0, 3.1415927, 180.0),
        (f32::NEG_INFINITY, -1.0, -3.1415927, -180.0),
        (f32::NEG_INFINITY, 2.5, 3.1415927, 180.0),
        (f32::NEG_INFINITY, -3.0, -3.1415927, -180.0),
        (f32::NEG_INFINITY, 1e-30, 3.1415927, 180.0),
        (0.0, f32::NAN, f32::NAN, f32::NAN),
        (0.0, f32::INFINITY, 1.5707964, 90.0),
        (0.0, f32::NEG_INFINITY, -1.5707964, -90.0),
        (0.0, 0.0, 0.0, 0.0),
        (0.0, -0.0, -0.0, -0.0),
        (0.0, 1.0, 1.5707964, 90.0),
        (0.0, -1.0, -1.5707964, -90.0),
        (0.0, 2.5, 1.5707964, 90.0),
        (0.0, -3.0, -1.5707964, -90.0),
        (0.0, 1e-30, 1.5707964, 90.0),
        (-0.0, f32::NAN, f32::NAN, f32::NAN),
        (-0.0, f32::INFINITY, 1.5707964, 90.0),
        (-0.0, f32::NEG_INFINITY, -1.5707964, -90.0),
        (-0.0, 0.0, 3.1415927, 180.0),
        (-0.0, -0.0, -3.1415927, -180.0),
        (-0.0, 1.0, 1.5707964, 90.0),
        (-0.0, -1.0, -1.5707964, -90.0),
        (-0.0, 2.5, 1.5707964, 90.0),
        (-0.0, -3.0, -1.5707964, -90.0),
        (-0.0, 1e-30, 1.5707964, 90.0),
        (1.0, f32::NAN, f32::NAN, f32::NAN),
        (1.0, f32::INFINITY, 1.5707964, 90.0),
        (1.0, f32::NEG_INFINITY, -1.5707964, -90.0),
        (1.0, 0.0, 0.0, 0.0),
        (1.0, -0.0, -0.0, -0.0),
        (1.0, 1.0, 0.7853982, 45.0),
        (1.0, -1.0, -0.7853982, -45.0),
        (1.0, 2.5, 1.19029, 68.19859),
        (1.0, -3.0, -1.2490457, -71.56505),
        (1.0, 1e-30, 1e-30, 5.729578e-29),
        (-1.0, f32::NAN, f32::NAN, f32::NAN),
        (-1.0, f32::INFINITY, 1.5707964, 90.0),
        (-1.0, f32::NEG_INFINITY, -1.5707964, -90.0),
        (-1.0, 0.0, 3.1415927, 180.0),
        (-1.0, -0.0, -3.1415927, -180.0),
        (-1.0, 1.0, 2.3561945, 135.0),
        (-1.0, -1.0, -2.3561945, -135.0),
        (-1.0, 2.5, 1.9513026, 111.80141),
        (-1.0, -3.0, -1.8925469, -108.43495),
        (-1.0, 1e-30, 3.1415927, 180.0),
        (2.5, f32::NAN, f32::NAN, f32::NAN),
        (2.5, f32::INFINITY, 1.5707964, 90.0),
        (2.5, f32::NEG_INFINITY, -1.5707964, -90.0),
        (2.5, 0.0, 0.0, 0.0),
        (2.5, -0.0, -0.0, -0.0),
        (2.5, 1.0, 0.38050637, 21.801409),
        (2.5, -1.0, -0.38050637, -21.801409),
        (2.5, 2.5, 0.7853982, 45.0),
        (2.5, -3.0, -0.87605804, -50.194427),
        (2.5, 1e-30, 4e-31, 2.2918312e-29),
        (-3.0, f32::NAN, f32::NAN, f32::NAN),
        (-3.0, f32::INFINITY, 1.5707964, 90.0),
        (-3.0, f32::NEG_INFINITY, -1.5707964, -90.0),
        (-3.0, 0.0, 3.1415927, 180.0),
        (-3.0, -0.0, -3.1415927, -180.0),
        (-3.0, 1.0, 2.819842, 161.56505),
        (-3.0, -1.0, -2.819842, -161.56505),
        (-3.0, 2.5, 2.4468544, 140.19443),
        (-3.0, -3.0, -2.3561945, -135.0),
        (-3.0, 1e-30, 3.1415927, 180.0),
        (1e-30, f32::NAN, f32::NAN, f32::NAN),
        (1e-30, f32::INFINITY, 1.5707964, 90.0),
        (1e-30, f32::NEG_INFINITY, -1.5707964, -90.0),
        (1e-30, 0.0, 0.0, 0.0),
        (1e-30, -0.0, -0.0, -0.0),
        (1e-30, 1.0, 1.5707964, 90.0),
        (1e-30, -1.0, -1.5707964, -90.0),
        (1e-30, 2.5, 1.5707964, 90.0),
        (1e-30, -3.0, -1.5707964, -90.0),
        (1e-30, 1e-30, 0.7853982, 45.0),
    ];
    for &(re, im, w, wd) in CASES {
        let s = format!("{re:?}, {im:?}");
        check("angle", &s, angle(re, im), w, 1e-6, 0.0);
        check("angle_deg", &s, angle_deg(re, im), wd, 1e-6, 0.0);
    }
}
#[test]
fn angle_real_input_uses_positive_zero_imag() {
    let _report = Report;
    const CASES: &[(f64, f64)] = &[
        (0.0, 0.0),
        (-0.0, 3.141592653589793),
        (1.0, 0.0),
        (-1.0, 3.141592653589793),
        (f64::NAN, f64::NAN),
    ];
    for &(x, want) in CASES {
        check(
            "angle(real)",
            &format!("{x:?}"),
            angle(x, 0.0),
            want,
            1e-15,
            0.0,
        );
    }
}
#[test]
fn real_if_close_f64() {
    let _report = Report;
    let cases: Vec<(Vec<f64>, f64, bool)> = vec![
        (vec![1e-14, 5e-15], 100.0, true),
        (vec![1e-13, 0.0], 100.0, false),
        (vec![1e-13, 0.0], 1000.0, true),
        (vec![0.0, -0.0], 100.0, true),
        (vec![], 100.0, true),
        (vec![f64::NAN], 100.0, false),
        (vec![1e-05], 0.0001, true),
        (vec![1e-05], 1e-06, false),
        (vec![2.2e-14], 100.0, true),
        (vec![2.3e-14], 100.0, false),
        (vec![1e-06], 100.0, false),
        (vec![1e-06], 10000.0, false),
        (vec![f64::INFINITY], 100.0, false),
        (vec![2e-05], 1000000.0, false),
        (vec![0.001], 1.0, true),
        (vec![0.5], 2.0, false),
    ];
    for (imag, tol, want) in cases {
        assert_eq!(
            real_if_close_ok(&imag, tol),
            want,
            "real_if_close({imag:?}, tol={tol:?})"
        );
    }
}
#[test]
fn real_if_close_f32() {
    let _report = Report;
    let cases: Vec<(Vec<f32>, f32, bool)> = vec![
        (vec![1e-14, 5e-15], 100.0, true),
        (vec![1e-13, 0.0], 100.0, true),
        (vec![1e-13, 0.0], 1000.0, true),
        (vec![0.0, -0.0], 100.0, true),
        (vec![], 100.0, true),
        (vec![f32::NAN], 100.0, false),
        (vec![1e-05], 1e-04, true),
        (vec![1e-05], 1e-06, false),
        (vec![2.2e-14], 100.0, true),
        (vec![2.3e-14], 100.0, true),
        (vec![1e-06], 100.0, true),
        (vec![1e-06], 10000.0, true),
        (vec![f32::INFINITY], 100.0, false),
        (vec![2e-05], 1e+06, true),
        (vec![0.001], 1.0, true),
        (vec![0.5], 2.0, false),
    ];
    for (imag, tol, want) in cases {
        assert_eq!(
            real_if_close_ok(&imag, tol),
            want,
            "real_if_close({imag:?}, tol={tol:?})"
        );
    }
}