#![allow(dead_code, deprecated, unused_variables, unused_mut)]
#![feature(split_as_slice)]
fn main() {
    let slice = [1, 2, 3, 4, 5];
    let mut split = slice.split(|v| v % 2 == 0);
    assert!(split.next().is_some());
    assert_eq!(split.as_slice(), & [3, 4, 5]);
}