numeric_cast.hpp

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#ifndef BOOST_MPL_NUMERIC_CAST_HPP_INCLUDED
#define BOOST_MPL_NUMERIC_CAST_HPP_INCLUDED
 
// Copyright Aleksey Gurtovoy 2003-2004
//
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
// See http://www.boost.org/libs/mpl for documentation.
 
// $Id: numeric_cast.hpp 13472 2017-08-22 07:53:44Z richean $
// $Date: 2017-08-22 09:53:44 +0200 (Di, 22 Aug 2017) $
// $Revision: 13472 $
 
#include <boost/mpl/aux_/config/msvc.hpp>
#include <boost/mpl/aux_/config/workaround.hpp>
 
// agurt 21/sep/04: portability macro for the sake of MSVC 6.x-7.0;
// resolves conflicts with 'boost::numeric_cast' function template.
// use it in your own code _only_ if you care about compatibility with
// these outdated compilers!
#if BOOST_WORKAROUND(BOOST_MSVC, <= 1300) || BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x570) )
#   define BOOST_MPL_AUX_NUMERIC_CAST numeric_cast_
#else
#   define BOOST_MPL_AUX_NUMERIC_CAST numeric_cast
#endif
 
namespace boost { namespace mpl {
 
// no default implementation; the definition is needed to make MSVC happy
 
template< typename SourceTag, typename TargetTag > struct BOOST_MPL_AUX_NUMERIC_CAST
{
    template< typename N > struct apply;
};
 
}}
 
#endif // BOOST_MPL_NUMERIC_CAST_HPP_INCLUDED