src/test/run-pass/regions-infer-borrow-scope-within-loop-ok.rs


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20

// 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.

fn borrow<'r, T>(x: &'r T) -> &'r T {x}

pub fn main() {
    let x = @3;
    loop {
        let y = borrow(x);
        assert!(*x == *y);
	break;
    }
}