rust/src/test/ui/consts/const-eval/valid-const.rs

19 lines
469 B
Rust

// compile-pass
// Some constants that *are* valid
#![feature(const_transmute)]
use std::mem;
use std::ptr::NonNull;
use std::num::{NonZeroU8, NonZeroUsize};
const NON_NULL_PTR1: NonNull<u8> = unsafe { mem::transmute(1usize) };
const NON_NULL_PTR2: NonNull<u8> = unsafe { mem::transmute(&0) };
const NON_NULL_U8: NonZeroU8 = unsafe { mem::transmute(1u8) };
const NON_NULL_USIZE: NonZeroUsize = unsafe { mem::transmute(1usize) };
const UNIT: () = ();
fn main() {}