@ConstantFunction(name = "bitand", argTypes = {INT, INT}, returnType = INT)
    public static ConstantOperator bitandInt(ConstantOperator first, ConstantOperator second) {
        return ConstantOperator.createInt(first.getInt() & second.getInt());
    }
@Test
    public void bitandInt() {
        assertEquals(10, ScalarOperatorFunctions.bitandInt(O_INT_10, O_INT_10).getInt());
    }