Function truncateIntValue

lib/vf_common.cpp:99–111

    }

    MathLib::bigint truncateIntValue(MathLib::bigint value, size_t value_size, const ValueType::Sign dst_sign)
    {
        if (value_size == 0)
            return value;

        const MathLib::biguint unsignedMaxValue = std::numeric_limits<MathLib::biguint>::max() >> ((sizeof(unsignedMaxValue) - value_size) * 8);
        const MathLib::biguint signBit = 1ULL << ((value_size * 8) - 1);
        value &= unsignedMaxValue;
        if (dst_sign == ValueType::Sign::SIGNED && (value & signBit))
            value |= ~unsignedMaxValue;

        return value;
    }

    static nonneg int getSizeOfType(const Token *typeTok, const Settings &settings)
    {