src/test/compile-fail/regions-free-region-ordering-caller1.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 // Test various ways to construct a pointer with a longer lifetime
  12 // than the thing it points at and ensure that they result in
  13 // errors. See also regions-free-region-ordering-callee.rs
  14
  15 fn call1<'a>(x: &'a usize) {
  16     // Test that creating a pointer like
  17     // &'a &'z usize requires that 'a <= 'z:
  18     let y: usize = 3;
  19     let z: &'a & usize = &(&y);
  20     //~^ ERROR borrowed value does not live long enough
  21     //~^^ ERROR `y` does not live long enough
  22 }
  23
  24 fn main() {}