@ConstantFunction(name = "bitxor", argTypes = {INT, INT}, returnType = INT)
    public static ConstantOperator bitxorInt(ConstantOperator first, ConstantOperator second) {
        return ConstantOperator.createInt(first.getInt() ^ second.getInt());
    }
@Test
    public void bitxorInt() {
        assertEquals(0, ScalarOperatorFunctions.bitxorInt(O_INT_10, O_INT_10).getInt());
    }