src/test/ui/nll/borrowed-temporary-error.rs


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// Copyright 2018 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)]

fn gimme(x: &(u32,)) -> &u32 {
    &x.0
}

fn main() {
    let x = gimme({
        let v = 22;
        &(v,)
        //~^ ERROR borrowed value does not live long enough [E0597]
    });
    println!("{:?}", x);
}