Function stringToLL

externals/simplecpp/simplecpp.cpp:120–132

#endif

static long long stringToLL(const std::string &s)
{
    long long ret;
    const bool hex = isHex(s);
    const bool oct = isOct(s);
    std::istringstream istr(hex ? s.substr(2) : oct ? s.substr(1) : s);
    if (hex)
        istr >> std::hex;
    else if (oct)
        istr >> std::oct;
    istr >> ret;
    return ret;
}

static unsigned long long stringToULL(const std::string &s)
{