#![allow(dead_code, deprecated, unused_variables, unused_mut)]
#![feature(pointer_is_aligned_to)]
#[repr(align(4))]
struct AlignedI32(i32);
fn main() {
    let mut data = AlignedI32(42);
    let ptr = &mut data as *mut AlignedI32;
    assert!(ptr.is_aligned_to(1));
    assert!(ptr.is_aligned_to(2));
    assert!(ptr.is_aligned_to(4));
    assert!(ptr.wrapping_byte_add(2).is_aligned_to(2));
    assert!(! ptr.wrapping_byte_add(2).is_aligned_to(4));
    assert_ne!(ptr.is_aligned_to(8), ptr.wrapping_add(1).is_aligned_to(8));
}