3 #![feature(const_ptr_nonnull)]
7 const DANGLING: NonNull<u32> = NonNull::dangling();
8 const CASTED: NonNull<u32> = NonNull::cast(NonNull::<i32>::dangling());
10 fn ident<T>(ident: T) -> T {
15 assert_eq!(DANGLING, ident(NonNull::dangling()));
16 assert_eq!(CASTED, ident(NonNull::dangling()));