src/test/run-pass/issue-29053.rs

   1 // Copyright 2016 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 fn main() {
  12     let x: &'static str = "x";
  13
  14     {
  15         let y = "y".to_string();
  16         let ref mut x = &*x;
  17         *x = &*y;
  18     }
  19
  20     assert_eq!(x, "x");
  21 }