[rustc.git] / src / test / ui / extern / extern-types-size_of_val.rs

// run-pass
#![feature(extern_types)]

use std::mem::{align_of_val, size_of_val};

extern "C" {
    type A;
}

fn main() {
    let x: &A = unsafe { &*(1usize as *const A) };

    assert_eq!(size_of_val(x), 0);
    assert_eq!(align_of_val(x), 1);
}
Commit	Line	Data
b7449926	1	// run-pass
abe05a73 XL	2	#![feature(extern_types)]
abe05a73 XL	3
5869c6ff	4	use std::mem::{align_of_val, size_of_val};
abe05a73	5
5869c6ff	6	extern "C" {
abe05a73	7	type A;
ea8adc8c	8	}
abe05a73	9
223e47cc	10	fn main() {
5869c6ff	11	let x: &A = unsafe { &(1usize as const A) };
abe05a73 XL	12
	13	assert_eq!(size_of_val(x), 0);
	14	assert_eq!(align_of_val(x), 1);
223e47cc	15	}