src/test/compile-fail/estr-subtyping.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 fn wants_uniq(x: String) { }
  12 fn wants_slice(x: &str) { }
  13
  14 fn has_uniq(x: String) {
  15    wants_uniq(x);
  16    wants_slice(&*x);
  17 }
  18
  19 fn has_slice(x: &str) {
  20    wants_uniq(x); //~ ERROR mismatched types
  21    wants_slice(x);
  22 }
  23
  24 fn main() {
  25 }