bool test() {
    bool ok = true;
    int x = 12 | 6;
    ok = ok && (x == 14);
    x = 254 & 7;
    ok = ok && (x == 6);
    x = 2 ^ 7;
    ok = ok && (x == 5);
    x = 1 << 4;
    ok = ok && (x == 16);
    x = 128 >> 2;
    ok = ok && (x == 32);
    x = 123 % 45;
    ok = ok && (x == 33);
    return ok;
}

half4 main() {
    return test() ? half4(0,1,0,1) : half4(1,0,0,1);
}