[rustc.git] / src / test / ui / in-band-lifetimes / single_use_lifetimes-2.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.
#![deny(single_use_lifetimes)]
// FIXME(#44752) -- this scenario should not be warned
fn deref<'x>() -> &'x u32 { //~ ERROR lifetime name `'x` only used once
    22
}

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.
83c7162d	10	#![deny(single_use_lifetimes)]
ff7c6d11 XL	11	// FIXME(#44752) -- this scenario should not be warned
	12	fn deref<'x>() -> &'x u32 { //~ ERROR lifetime name `'x` only used once
	13	22
223e47cc	14	}
ff7c6d11 XL	15
ff7c6d11 XL	16	fn main() { }