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// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
// pretty-expanded FIXME #23616
pub trait Borrow<Borrowed: ?Sized> {
fn borrow(&self) -> &Borrowed;
}
impl<T: Sized> Borrow<T> for T {
fn borrow(&self) -> &T { self }
}
trait Foo {
fn foo(&self, other: &Self);
}
fn bar<K, Q>(k: &K, q: &Q) where K: Borrow<Q>, Q: Foo {
q.foo(k.borrow())
}
struct MyTree<K>(K);
impl<K> MyTree<K> {
// This caused a failure in #18906
fn bar<Q>(k: &K, q: &Q) where K: Borrow<Q>, Q: Foo {
q.foo(k.borrow())
}
}
fn main() {}
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