src/test/run-pass/cast.rs


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// 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.


pub fn main() {
    let i: isize = 'Q' as isize;
    assert_eq!(i, 0x51);
    let u: u32 = i as u32;
    assert_eq!(u, 0x51 as u32);
    assert_eq!(u, 'Q' as u32);
    assert_eq!(i as u8, 'Q' as u8);
    assert_eq!(i as u8 as i8, 'Q' as u8 as i8);
    assert_eq!(0x51 as char, 'Q');
    assert_eq!(0 as u32, false as u32);

    // Test that `_` is correctly inferred.
    let x = &"hello";
    let mut y = x as *const _;
    y = 0 as *const _;
}