Wt

size_t is std::set::size_t and according to the compiler, size_t is __int64.

1>C:\Users\hp\Wt\src\Wt/WStringStream(98): warning C4267: 'initializing' : conversion from 'size_t' to 'int', possible loss of data
1>          C:\Users\hp\Wt\src\PTCCosting\Application\ReferralView.cpp(76) : see reference to function template instantiation 'Wt::WStringStream &Wt::WStringStream::operator <<<unsigned __int64>(T)' being compiled
1>          with
1>          [
1>              T=unsigned __int64
1>          ]