#![allow(dead_code, deprecated, unused_variables, unused_mut)]
#![feature(nonzero_bitwise)]
use std::num::NonZero;
fn main() {
    test().unwrap();
}
fn test() -> Option<()> {
    let n = NonZero::new(0x1Au8)?;
    if cfg!(target_endian = "big") {
        assert_eq!(n.to_be(), n)
    } else {
        assert_eq!(n.to_be(), n.swap_bytes())
    }
    Some(())
}