src/test/ui/consts/const-labeled-break.rs

// run-pass

// Using labeled break in a while loop has caused an illegal instruction being
// generated, and an ICE later.
//
// See https://github.com/rust-lang/rust/issues/51350 for more information.

#[allow(unreachable_code)]
const _: () = 'a: while break 'a {};

fn main() {}