1 // compile-flags: -Z print-type-sizes
4 // ^-- needed because `--pass check` does not emit the output needed.
5 // FIXME: consider using an attribute instead of side-effects.
7 #![feature(never_type)]
11 fn start(_: isize, _: *const *const u8) -> isize {
12 let _x: Option<!> = None;
13 let _y: Result<u32, !> = Ok(42);
14 let _z: Result<!, !> = loop {};