Re: [Boost-Users] Cannot compile posix_time.hpp on MSVC

From: Jeff Garland (jeff_at_[hidden])
Date: 2003-06-26 14:25:46

On 26 Jun 2003 18:20:27 +0200, Claus Tondering wrote
> If I include "boost/date_time/posix_time/posix_time.hpp" in a file 
> and compile the file using the Gnu C++ compiler, everything works fine.
> 
> But if I compile the file using Miscrosoft Visual C++, I get this
> error message from the lexical_cast.hpp file:
> 
> ...\boost\lexical_cast.hpp(147): error C2678: binary '<<' : no
>     operator found which takes a left-hand operand of type
>     'std::basic_stringstream<_Elem,_Traits,_Alloc>' (or there is no
>     acceptable conversion)
>         with
>         [
>             _Elem=wchar_t,
>             _Traits=std::char_traits<wchar_t>,
>             _Alloc=std::allocator<wchar_t>
>         ]
> 
> The offending line in lexical_cast.hpp contains this function:
>             bool operator<<(const Source &input)
>             {
>                 return stream << input;
>             }
> 
> What am I doing wrong?

I believe this is an issue with the 1.30 version of lexical cast.  Basically 
you need to upgrade to the CVS version of lexical_cast.hpp to fix this.

Jeff