//# run
// check valid breaks in control flow check
main() {
    let x: u64;
    let y: u64;
label b0:
    x = 0;
    y = 0;
label while:
    jump_if (false) while_cont;
label loop:
    y = 5;
    jump loop_cont;
label loop_cont:
    x = 3;
    jump while_cont;
label while_cont:
    assert(move(x) == 3, 42);
    assert(move(y) == 5, 42);
    return;
}