Re: [Boost-users] PropertyTree compatibility with Visual C++

Subject: Re: [Boost-users] PropertyTree compatibility with Visual C++
From: Steven Watanabe (watanabesj_at_[hidden])
Date: 2010-05-25 11:04:20

AMDG

Warren Seine wrote:
> I'm trying to port a C++ application to Microsoft Windows using the 
> Visual C++ environment (Express edition, if it matters) and I'm having 
> some trouble with Boost.PropertyTree.
>
> The following code works with GCC but fails to compile on Visual C++ 
> 10.0:
>
>
> #include <boost/property_tree/ptree.hpp>
>
> int main()
> {
>   using boost::property_tree::ptree;
>   ptree pt;
>   return 0;
> }
>
>
> Here is a sample of the output:
>
> [..]\boost\property_tree\detail\ptree_implementation.hpp(30):
> error C2440: 'specialization': cannot convert from 'const std::string 
> std::_Pair_base<_Ty1,_Ty2>::* ' to 'const 
> std::basic_string<_Elem,_Traits,_Ax> std::pair<_Ty1,_Ty2>::* '
>   with
>   [
>     _Ty1=const std::string,
>     _Ty2=boost::property_tree::basic_ptree<std::string,std::string>
>   ]
>   and
>   [
>     _Elem=char,
>     _Traits=std::char_traits<char>,
>     _Ax=std::allocator<char>,
>     _Ty1=const std::string,
>     _Ty2=boost::property_tree::basic_ptree<std::string,std::string>
>   ]
>
> Can someone reproduce the bug? If so, is there some kind of 
> workaround, even if it requires hacking the library?

This has been fixed in the trunk.
https://svn.boost.org/trac/boost/changeset/59734
http://svn.boost.org/trac/boost/changeset/61606

In Christ,
Steven Watanabe