src/test/run-pass/for-loop-into-iterator.rs


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// Copyright 2014 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 that for loops can do what RFC #235 claims


fn main() {
    let mut v = vec![1];

    for x in &v {
        assert_eq!(x, &1);
    }

    for x in &mut v {
        assert_eq!(x, &mut 1);
    }

    for x in v {
        assert_eq!(x, 1);
    }
}