#![allow(dead_code, deprecated, unused_variables, unused_mut)]
fn main() {
    let mut floats = [3.1, 2.7, -1.0];
    let float_refs: [&mut f64; 3] = floats.each_mut();
    *float_refs[0] = 0.0;
    assert_eq!(float_refs, [& mut 0.0, & mut 2.7, & mut - 1.0]);
    assert_eq!(floats, [0.0, 2.7, - 1.0]);
}