src/test/compile-fail/unsized-trait-impl-self-type.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 // Test sized-ness checking in substitution in impls.
  12
  13 // impl - struct
  14 trait T3<Z: ?Sized> {
  15     fn foo(&self, z: &Z);
  16 }
  17
  18 struct S5<Y>(Y);
  19
  20 impl<X: ?Sized> T3<X> for S5<X> { //~ ERROR E0277
  21 }
  22
  23 fn main() { }