1 #![feature(intrinsics)]
3 // Directly call intrinsic to avoid debug assertions in libstd
4 extern "rust-intrinsic" {
5 fn copy_nonoverlapping<T>(src: *const T, dst: *mut T, count: usize);
9 let mut data = [0u16; 8];
10 let ptr = (&mut data[0] as *mut u16 as *mut u8).wrapping_add(1) as *mut u16;
11 // Even copying 0 elements to something unaligned should error
13 copy_nonoverlapping(&data[5], ptr, 0); //~ ERROR: accessing memory with alignment 1, but alignment 2 is required