fn foo(arg: s32) s32 {
    if (arg > 1) {
        return 6;
    } else {
        return 0;
    }
}

fn[cc(.c)] main[export]() s32 {
    >a = foo(5);
    >b = foo(5);
    if (a - 6 != 0) {
        return 1;
    }
    if (b - 6 != 0) {
        return 1;
    }
    return a - b;
}