src/test/ui/run-pass/unique/unique-decl-init-copy.rs

   1 // Copyright 2012 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution and at
   3 // http://rust-lang.org/COPYRIGHT.
   4 //
   5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 // option. This file may not be copied, modified, or distributed
   9 // except according to those terms.
  10
  11 // run-pass
  12 #![feature(box_syntax)]
  13
  14 pub fn main() {
  15     let mut i: Box<_> = box 1;
  16     // Should be a copy
  17     let mut j = i.clone();
  18     *i = 2;
  19     *j = 3;
  20     assert_eq!(*i, 2);
  21     assert_eq!(*j, 3);
  22 }