[rustc.git] / src / test / ui / impl-trait / universal-mismatched-type.rs

// Copyright 2017 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.

#![feature(universal_impl_trait)]

use std::fmt::Debug;

fn foo(x: impl Debug) -> String {
    x //~ ERROR mismatched types
}

fn main() { }
Commit	Line	Data
ea8adc8c	1	// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
223e47cc LB	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
abe05a73	11	#![feature(universal_impl_trait)]
85aaf69f	12
abe05a73	13	use std::fmt::Debug;
223e47cc	14
abe05a73	15	fn foo(x: impl Debug) -> String {
ff7c6d11	16	x //~ ERROR mismatched types
ea8adc8c	17	}
abe05a73 XL	18
abe05a73 XL	19	fn main() { }