rust/tests/ui/intrinsics/intrinsic-unreachable.rs
2024-02-16 20:02:50 +00:00

18 lines
282 B
Rust

//@ run-pass
#![feature(core_intrinsics)]
use std::intrinsics;
// See also tests/run-make/intrinsic-unreachable.
unsafe fn f(x: usize) -> usize {
match x {
17 => 23,
_ => intrinsics::unreachable(),
}
}
fn main() {
assert_eq!(unsafe { f(17) }, 23);
}