src/test/compile-fail/coherence-blanket-conflicts-with-specific.rs

   1 // Copyright 2014 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 use std::fmt::Show;
  12 use std::default::Default;
  13
  14 // Test that a blank impl for all T conflicts with an impl for some
  15 // specific T.
  16
  17 trait MyTrait {
  18     fn get(&self) -> usize;
  19 }
  20
  21 impl<T> MyTrait for T { //~ ERROR E0119
  22     fn get(&self) -> usize { 0 }
  23 }
  24
  25 struct MyType {
  26     dummy: usize
  27 }
  28
  29 impl MyTrait for MyType {
  30     fn get(&self) -> usize { self.dummy }
  31 }
  32
  33 fn main() { }