williamr@2: 
williamr@2: #ifndef BOOST_MPL_NUMERIC_CAST_HPP_INCLUDED
williamr@2: #define BOOST_MPL_NUMERIC_CAST_HPP_INCLUDED
williamr@2: 
williamr@2: // Copyright Aleksey Gurtovoy 2003-2004
williamr@2: //
williamr@2: // Distributed under the Boost Software License, Version 1.0.
williamr@2: // (See accompanying file LICENSE_1_0.txt or copy at
williamr@2: // http://www.boost.org/LICENSE_1_0.txt)
williamr@2: //
williamr@2: // See http://www.boost.org/libs/mpl for documentation.
williamr@2: 
williamr@2: // $Source: /cvsroot/boost/boost/boost/mpl/numeric_cast.hpp,v $
williamr@2: // $Date: 2005/06/26 17:14:04 $
williamr@2: // $Revision: 1.9 $
williamr@2: 
williamr@2: #include <boost/mpl/aux_/config/msvc.hpp>
williamr@2: #include <boost/mpl/aux_/config/workaround.hpp>
williamr@2: 
williamr@2: // agurt 21/sep/04: portability macro for the sake of MSVC 6.x-7.0;
williamr@2: // resolves conflicts with 'boost::numeric_cast' function template.
williamr@2: // use it in your own code _only_ if you care about compatibility with
williamr@2: // these outdated compilers!
williamr@2: #if BOOST_WORKAROUND(BOOST_MSVC, <= 1300) || BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x570) )
williamr@2: #   define BOOST_MPL_AUX_NUMERIC_CAST numeric_cast_
williamr@2: #else
williamr@2: #   define BOOST_MPL_AUX_NUMERIC_CAST numeric_cast
williamr@2: #endif
williamr@2: 
williamr@2: namespace boost { namespace mpl {
williamr@2: 
williamr@2: // no default implementation; the definition is needed to make MSVC happy
williamr@2: 
williamr@2: template< typename SourceTag, typename TargetTag > struct BOOST_MPL_AUX_NUMERIC_CAST
williamr@2: {
williamr@2:     template< typename N > struct apply;
williamr@2: };
williamr@2: 
williamr@2: }}
williamr@2: 
williamr@2: #endif // BOOST_MPL_NUMERIC_CAST_HPP_INCLUDED