File: issue_72181_1.rs

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rustc 1.85.0%2Bdfsg3-1
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// 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);
}