clippy 0.0.208

A bunch of helpful lints to avoid common pitfalls in Rust
error: doomed comparison with NAN, use `std::{f32,f64}::is_nan()` instead
 --> $DIR/cmp_nan.rs:8:5
  |
8 |     x == std::f32::NAN;
  |     ^^^^^^^^^^^^^^^^^^
  |
  = note: `-D cmp-nan` implied by `-D warnings`

error: doomed comparison with NAN, use `std::{f32,f64}::is_nan()` instead
 --> $DIR/cmp_nan.rs:9:5
  |
9 |     x != std::f32::NAN;
  |     ^^^^^^^^^^^^^^^^^^

error: doomed comparison with NAN, use `std::{f32,f64}::is_nan()` instead
  --> $DIR/cmp_nan.rs:10:5
   |
10 |     x < std::f32::NAN;
   |     ^^^^^^^^^^^^^^^^^

error: doomed comparison with NAN, use `std::{f32,f64}::is_nan()` instead
  --> $DIR/cmp_nan.rs:11:5
   |
11 |     x > std::f32::NAN;
   |     ^^^^^^^^^^^^^^^^^

error: doomed comparison with NAN, use `std::{f32,f64}::is_nan()` instead
  --> $DIR/cmp_nan.rs:12:5
   |
12 |     x <= std::f32::NAN;
   |     ^^^^^^^^^^^^^^^^^^

error: doomed comparison with NAN, use `std::{f32,f64}::is_nan()` instead
  --> $DIR/cmp_nan.rs:13:5
   |
13 |     x >= std::f32::NAN;
   |     ^^^^^^^^^^^^^^^^^^

error: doomed comparison with NAN, use `std::{f32,f64}::is_nan()` instead
  --> $DIR/cmp_nan.rs:16:5
   |
16 |     y == std::f64::NAN;
   |     ^^^^^^^^^^^^^^^^^^

error: doomed comparison with NAN, use `std::{f32,f64}::is_nan()` instead
  --> $DIR/cmp_nan.rs:17:5
   |
17 |     y != std::f64::NAN;
   |     ^^^^^^^^^^^^^^^^^^

error: doomed comparison with NAN, use `std::{f32,f64}::is_nan()` instead
  --> $DIR/cmp_nan.rs:18:5
   |
18 |     y < std::f64::NAN;
   |     ^^^^^^^^^^^^^^^^^

error: doomed comparison with NAN, use `std::{f32,f64}::is_nan()` instead
  --> $DIR/cmp_nan.rs:19:5
   |
19 |     y > std::f64::NAN;
   |     ^^^^^^^^^^^^^^^^^

error: doomed comparison with NAN, use `std::{f32,f64}::is_nan()` instead
  --> $DIR/cmp_nan.rs:20:5
   |
20 |     y <= std::f64::NAN;
   |     ^^^^^^^^^^^^^^^^^^

error: doomed comparison with NAN, use `std::{f32,f64}::is_nan()` instead
  --> $DIR/cmp_nan.rs:21:5
   |
21 |     y >= std::f64::NAN;
   |     ^^^^^^^^^^^^^^^^^^

error: aborting due to 12 previous errors