src/test/compile-fail/unsized7.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 trait T {}
  14
  15 // I would like these to fail eventually.
  16 // impl - bounded
  17 trait T1<Z: T> {
  18     fn dummy(&self) -> Z;
  19 }
  20
  21 struct S3<Y: ?Sized>(Box<Y>);
  22 impl<X: ?Sized + T> T1<X> for S3<X> {
  23     //~^ ERROR `X: std::marker::Sized` is not satisfied
  24 }
  25
  26 fn main() { }