| //@ edition: 2015 | |
| //@ run-pass | |
| use std::mem::*; | |
| pub fn main() { | |
| assert_eq!(size_of::<u8>(), 1); | |
| let (mut x, mut y) = (1, 2); | |
| swap(&mut x, &mut y); | |
| assert_eq!(x, 2); | |
| assert_eq!(y, 1); | |
| } | |
| #[allow(unused)] | |
| fn f() { | |
| mod foo { pub use *; } | |
| mod bar { pub use ::*; } | |
| foo::main(); | |
| bar::main(); | |
| } |