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get rid of warning C4800 under VS2010

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the "std::basic_ios::operator bool" differs between C++98 and C++11. The
"double not" syntax is portable and covers both cases with equivalent
meaning
This commit is contained in:
chacha21 2017-03-02 16:56:20 +01:00
parent a347569350
commit aa1b031274
1 changed files with 1 additions and 1 deletions
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modules/core/src/persistence.cpp
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@ -7697,7 +7697,7 @@ std::string base64::make_base64_header(const char * dt)
bool base64::read_base64_header(std::vector<char> const & header, std::string & dt)
{
std::istringstream iss(header.data());
return static_cast<bool>(iss >> dt);
return !!(iss >> dt);//the "std::basic_ios::operator bool" differs between C++98 and C++11. The "double not" syntax is portable and covers both cases with equivalent meaning
}
/****************************************************************************