#![allow(dead_code, deprecated, unused_variables, unused_mut)]
#![feature(alloc_layout_extra)]
use std::alloc::Layout;
fn main() {
    let normal = Layout::from_size_align(12, 4).unwrap();
    let repeated = normal.repeat(3).unwrap();
    assert_eq!(repeated, (Layout::from_size_align(36, 4).unwrap(), 12));
    let padding_needed = Layout::from_size_align(6, 4).unwrap();
    let repeated = padding_needed.repeat(3).unwrap();
    assert_eq!(repeated, (Layout::from_size_align(24, 4).unwrap(), 8));
}