#![allow(dead_code, deprecated, unused_variables, unused_mut)]
#![feature(ip)]
use std::net::{Ipv6Addr, Ipv6MulticastScope};
fn main() {
    assert_eq!(
        Ipv6Addr::new(0xff0e, 0, 0, 0, 0, 0, 0, 0).multicast_scope(),
        Some(Ipv6MulticastScope::Global)
    );
    assert_eq!(
        Ipv6Addr::new(0, 0, 0, 0, 0, 0xffff, 0xc00a, 0x2ff).multicast_scope(), None
    );
}