Incorrect unsigned math about boo HOT 1 CLOSED

    OpCode GetArithmeticOpCode(IType type, BinaryOperatorType op)
    {
        if (IsCheckedIntegerOperand(type))
        {
            if (TypeSystemServices.IsSignedNumber(type))
            {
                switch (op)
                {
                    case BinaryOperatorType.Addition: return OpCodes.Add_Ovf;
                    case BinaryOperatorType.Subtraction: return OpCodes.Sub_Ovf;
                    case BinaryOperatorType.Multiply: return OpCodes.Mul_Ovf;
                    case BinaryOperatorType.Division: return OpCodes.Div;
                    case BinaryOperatorType.Modulus: return OpCodes.Rem;
                }
            }
            else 
            {
                switch (op)
                {
                    case BinaryOperatorType.Addition: return OpCodes.Add_Ovf_Un;
                    case BinaryOperatorType.Subtraction: return OpCodes.Sub_Ovf_Un;
                    case BinaryOperatorType.Multiply: return OpCodes.Mul_Ovf_Un;
                    case BinaryOperatorType.Division: return OpCodes.Div_Un;
                    case BinaryOperatorType.Modulus: return OpCodes.Rem_Un;
                }
            }
        }
        else
        {
            if (TypeSystemServices.IsSignedNumber(type))
            {
                switch (op)
                {
                    case BinaryOperatorType.Addition: return OpCodes.Add;
                    case BinaryOperatorType.Subtraction: return OpCodes.Sub;
                    case BinaryOperatorType.Multiply: return OpCodes.Mul;
                    case BinaryOperatorType.Division: return OpCodes.Div;
                    case BinaryOperatorType.Modulus: return OpCodes.Rem;
                }
            }
            else
            {
                switch (op)
                {
                    case BinaryOperatorType.Addition: return OpCodes.Add;
                    case BinaryOperatorType.Subtraction: return OpCodes.Sub;
                    case BinaryOperatorType.Multiply: return OpCodes.Mul;
                    case BinaryOperatorType.Division: return OpCodes.Div_Un;
                    case BinaryOperatorType.Modulus: return OpCodes.Rem_Un;
                }
            }
        }
        throw new ArgumentException("op");
    }