26 lines
900 B
Rust
26 lines
900 B
Rust
// 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.
|
|
|
|
use std::cell::RefCell;
|
|
|
|
fn main() {
|
|
let mut r = 0;
|
|
let s = 0;
|
|
let x = RefCell::new((&mut r,s));
|
|
|
|
let val: &_ = x.borrow().0;
|
|
//~^ ERROR borrowed value does not live long enough
|
|
//~| temporary value dropped here while still borrowed
|
|
//~| temporary value created here
|
|
//~| consider using a `let` binding to increase its lifetime
|
|
println!("{}", val);
|
|
}
|
|
//~^ temporary value needs to live until here
|