text: 
  #ifndef BOOST_MPL_PRINT_HPP_INCLUDED
  #define BOOST_MPL_PRINT_HPP_INCLUDED
  
  // Copyright David Abrahams 2003
  // Copyright Aleksey Gurtovoy 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: print.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
  // $Date: 2008-10-11 08:19:02 +0200 (sam., 11 oct. 2008) $
  // $Revision: 49267 $
  
  #include <boost/mpl/aux_/config/msvc.hpp>
  #include <boost/mpl/identity.hpp>
  
  namespace boost { namespace mpl {
    
  namespace aux {
  #if defined(BOOST_MSVC)
  # pragma warning(push, 3)
  // we only want one warning from MSVC, so turn off the other one
  # pragma warning(disable: 4307)
  #elif defined(__MWERKS__)
  # pragma warn_hidevirtual on
     struct print_base { virtual void f() {} };
  #endif
  
  #if defined(__EDG_VERSION__)
    template <class T>
    struct dependent_unsigned
    {
        static const unsigned value = 1;
    };
  #endif
  } // namespace aux 
  
  
  template <class T>
  struct print
      : mpl::identity<T>
  #if defined(__MWERKS__)
      , aux::print_base
  #endif 
  {
  #if defined(BOOST_MSVC)
      enum { n = sizeof(T) + -1 };
  #elif defined(__MWERKS__)
      void f(int);
  #else 
      enum {
          n =
  # if defined(__EDG_VERSION__)
             aux::dependent_unsigned<T>::value > -1
  # else 
             sizeof(T) > -1
  # endif 
          };
  #endif 
  };
  
  #if defined(BOOST_MSVC)
  # pragma warning(pop)
  #elif defined(__MWERKS__)
  # pragma warn_hidevirtual reset
  #endif
  
  }}
  
  #endif // BOOST_MPL_PRINT_HPP_INCLUDED
  