rust/src/test/compile-fail/liveness-move-in-while.rs
2013-03-11 23:19:42 -07:00

23 lines
769 B
Rust

// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
fn main() {
let y: ~int = ~42;
let mut x: ~int;
loop {
debug!(y);
// tjc: not sure why it prints the same error twice
while true { while true { while true { x = y; copy x; } } }
//~^ ERROR use of moved value: `y`
//~^^ ERROR use of moved value: `y`
}
}