2 #![feature(const_generics, const_evaluatable_checked)]
3 #![allow(incomplete_features)]
5 const fn test_me<T>(a: usize, b: usize) -> usize {
7 std::mem::size_of::<T>()
13 fn test_simple<T>() -> [u8; std::mem::size_of::<T>()]
15 [u8; std::mem::size_of::<T>()]: Sized,
17 [0; std::mem::size_of::<T>()]
20 fn test_with_args<T, const N: usize>() -> [u8; test_me::<T>(N, N + 1) + N]
22 [u8; test_me::<T>(N, N + 1) + N]: Sized,
24 [0; test_me::<T>(N, N + 1) + N]
28 assert_eq!([0; 8], test_simple::<u64>());
29 assert_eq!([0; 12], test_with_args::<u64, 4>());