#ifndef BOOST_MPL_PROTECT_HPP_INCLUDED

 #define BOOST_MPL_PROTECT_HPP_INCLUDED

 // Copyright Peter Dimov 2001

 // Copyright Aleksey Gurtovoy 2002-2004

 //

 // 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.

 // $Source: /cvsroot/boost/boost/boost/mpl/protect.hpp,v $

 // $Date: 2004/09/07 21:37:24 $

 // $Revision: 1.10 $

 #include <boost/mpl/aux_/arity.hpp>

 #include <boost/mpl/aux_/config/dtp.hpp>

 #include <boost/mpl/aux_/nttp_decl.hpp>

 #include <boost/mpl/aux_/na_spec.hpp>

 namespace boost { namespace mpl {

 template<

       typename BOOST_MPL_AUX_NA_PARAM(T)

     , int not_le_ = 0

     >

 struct protect : T

 {

 #if BOOST_WORKAROUND(__EDG_VERSION__, == 238)

     typedef mpl::protect type;

 #else

     typedef protect type;

 #endif

 };

 #if defined(BOOST_MPL_CFG_BROKEN_DEFAULT_PARAMETERS_IN_NESTED_TEMPLATES)

 namespace aux { 

 template< BOOST_MPL_AUX_NTTP_DECL(int, N), typename T >

 struct arity< protect<T>, N > 

     : arity<T,N>

 { 

 };

 } // namespace aux

 #endif

 BOOST_MPL_AUX_NA_SPEC_MAIN(1, protect)

 #if !defined(BOOST_MPL_CFG_NO_FULL_LAMBDA_SUPPORT)

 BOOST_MPL_AUX_NA_SPEC_TEMPLATE_ARITY(1, 1, protect)

 #endif

 }}

 #endif // BOOST_MPL_PROTECT_HPP_INCLUDED