src/test/run-pass/vec-fixed-length.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.


use std::mem::size_of;

#[cfg(not(target_pointer_width = "64"))]
fn test_big_vec() {}

#[cfg(target_pointer_width = "64")]
fn test_big_vec()
{
    assert_eq!(size_of::<[u8; (1 << 32)]>(), (1 << 32));
}

fn main() {
    let x: [isize; 4] = [1, 2, 3, 4];
    assert_eq!(x[0], 1);
    assert_eq!(x[1], 2);
    assert_eq!(x[2], 3);
    assert_eq!(x[3], 4);

    assert_eq!(size_of::<[u8; 4]>(), 4);
    test_big_vec();
}