rust/tests/mir-opt/issue_72181_1.rs
2023-10-19 15:51:52 +00:00

23 lines
438 B
Rust

// skip-filecheck
// compile-flags: -Z mir-opt-level=1
// Regression test for #72181, this ICE requires `-Z mir-opt-level=1` flags.
#![feature(never_type)]
#![allow(unused, invalid_value)]
enum Void {}
// EMIT_MIR issue_72181_1.f.built.after.mir
fn f(v: Void) -> ! {
match v {}
}
// EMIT_MIR issue_72181_1.main.built.after.mir
fn main() {
let v: Void = unsafe {
std::mem::transmute::<(), Void>(())
};
f(v);
}