x86-simd 0.2.2

Safe interfaces to x86 and x86_64 SIMD intrinsics
Documentation 
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//! Build script to store a CFG flag when we're on nightly so that we can show feature gates on docs.rs.

use rustc_version::{version_meta, Channel};

fn main() {
    println!("cargo::rustc-check-cfg=cfg(CHANNEL_NIGHTLY)");
    if version_meta().unwrap().channel == Channel::Nightly {
        println!("cargo:rustc-cfg=CHANNEL_NIGHTLY");
    }
}