#![allow(dead_code, deprecated, unused_variables, unused_mut)]
fn main() {
    assert_eq!(1.0f64.next_up(), 1.0 + f64::EPSILON);
    assert!(0.1f64.next_up() < 0.1 + f64::EPSILON);
    assert_eq!(9007199254740992f64.next_up(), 9007199254740994.0);
}