[rustc.git] / src / test / ui / nll / unused-mut-issue-50343.rs

// Copyright 2012 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(nll)]
#![deny(unused_mut)]

fn main() {
    vec![(42, 22)].iter().map(|(mut x, _y)| ()).count();
    //~^ ERROR: variable does not need to be mutable
}
Commit	Line	Data
83c7162d	1	// Copyright 2012 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
83c7162d XL	11	#![feature(nll)]
83c7162d XL	12	#![deny(unused_mut)]
041b39d2 XL	13
041b39d2 XL	14	fn main() {
83c7162d XL	15	vec![(42, 22)].iter().map(\|(mut x, _y)\| ()).count();
83c7162d XL	16	//~^ ERROR: variable does not need to be mutable
041b39d2	17	}