#![allow(dead_code, deprecated, unused_variables, unused_mut)]
#![feature(sort_floats)]
fn main() {
    let mut v = [
        2.6,
        -5e-8,
        f64::NAN,
        8.29,
        f64::INFINITY,
        -1.0,
        0.0,
        -f64::INFINITY,
        -0.0,
    ];
    v.sort_floats();
    let sorted = [
        -f64::INFINITY,
        -1.0,
        -5e-8,
        -0.0,
        0.0,
        2.6,
        8.29,
        f64::INFINITY,
        f64::NAN,
    ];
    assert_eq!(& v[..8], & sorted[..8]);
    assert!(v[8].is_nan());
}