| // 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. |
| |
| #![feature(box_syntax)] |
| |
| fn main() { |
| let y: Box<isize> = box 42; |
| let mut x: Box<isize>; |
| loop { |
| println!("{}", y); //~ ERROR use of moved value: `y` |
| while true { while true { while true { x = y; x.clone(); } } } |
| //~^ ERROR use of moved value: `y` |
| } |
| } |