rust/src/test/compile-fail/regions-appearance-constraint.rs
2014-04-23 18:22:05 +02:00

36 lines
934 B
Rust

// 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.
// Test no-special rooting is used for managed boxes
#![feature(managed_boxes)]
fn testfn(cond: bool) {
let mut x = @3;
let mut y = @4;
let mut a = &*x;
let mut exp = 3;
if cond {
a = &*y;
exp = 4;
}
x = @5; //~ERROR cannot assign to `x` because it is borrowed
y = @6; //~ERROR cannot assign to `y` because it is borrowed
assert_eq!(*a, exp);
assert_eq!(x, @5);
assert_eq!(y, @6);
}
pub fn main() {}