1 // Copyright 2016 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.
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.
11 #![feature(coerce_unsized)]
12 use std::ops::CoerceUnsized;
14 struct Foo<T: ?Sized> {
18 impl<T, U> CoerceUnsized<Foo<U>> for Foo<T> //~ ERROR E0374
19 where T: CoerceUnsized<U> {}