Update of /cvsroot/boost/boost/boost/fusion/support
In directory sc8-pr-cvs3.sourceforge.net:/tmp/cvs-serv28734/support

Added Files:
        unused.hpp 
Log Message:
unused entries in zip

--- NEW FILE: unused.hpp ---
/*=============================================================================
    Copyright (c) 2001-2006 Joel de Guzman

    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)
==============================================================================*/
#if !defined(BOOST_FUSION_SUPPORT_UNUSED_20070305_1038)
#define BOOST_FUSION_SUPPORT_UNUSED_20070305_1038

#include <boost/config.hpp>
#if defined(BOOST_MSVC)
# pragma warning(push)
# pragma warning(disable: 4522) // multiple assignment operators specified 
warning
#endif

namespace boost { namespace fusion {
    struct unused_type
    {
        unused_type()
        {
        }

        template <typename T>
        unused_type(T const&)
        {
        }

        template <typename T>
        unused_type const&
        operator=(T const&) const
        {
            return *this;
        }

        template <typename T>
        unused_type&
        operator=(T const&)
        {
            return *this;
        }

        unused_type const&
        operator=(unused_type const&) const
        {
            return *this;
        }

        unused_type&
        operator=(unused_type const&)
        {
            return *this;
        }
    };

    unused_type const unused = unused_type();
}}

#if defined(BOOST_MSVC)
# pragma warning(pop)
#endif

#endif


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