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// Copyright 2015 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.
struct Bar;
impl Bar {
fn hash<T>(&self, _: T) {}
}
#[derive(Hash)]
struct Foo(Bar);
//~^ error: the trait `std::hash::Hash` is not implemented for the type `Bar`
fn main() {}
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