//# run
main() {
    let ret_if_val: bool;
label b0:
    ret_if_val = true;
    jump_if_false (move(ret_if_val)) loop_cont;
label loop:
    jump_if (true) loop_b1;
label loop_b0:
    jump loop;
label loop_b1:
    return;
label loop_cont:
    assert(false, 42);
    return;
}