// Copyright 2016 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.

// Test that you cannot add an extra where clause in the impl relating
// two regions.

trait Master<'a, 'b> {
    fn foo();
}

impl<'a, 'b> Master<'a, 'b> for () {
    fn foo() where 'a: 'b { } //~ ERROR impl has stricter
}

fn main() {
    println!("Hello, world!");
}