ceph/src/boost/boost/fusion/support/iterator_base.hpp

   1 /*=============================================================================
   2     Copyright (c) 2001-2011 Joel de Guzman
   3
   4     Distributed under the Boost Software License, Version 1.0. (See accompanying
   5     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   6 ==============================================================================*/
   7 #if !defined(FUSION_ITERATOR_BASE_05042005_1008)
   8 #define FUSION_ITERATOR_BASE_05042005_1008
   9
  10 #include <boost/config.hpp>
  11 #include <boost/fusion/support/config.hpp>
  12
  13 namespace boost { namespace fusion
  14 {
  15     struct iterator_root {};
  16
  17     template <typename Iterator>
  18     struct iterator_base : iterator_root
  19     {
  20         BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
  21         Iterator const&
  22         cast() const BOOST_NOEXCEPT
  23         {
  24             return static_cast<Iterator const&>(*this);
  25         }
  26
  27         BOOST_CXX14_CONSTEXPR BOOST_FUSION_GPU_ENABLED
  28         Iterator&
  29         cast() BOOST_NOEXCEPT
  30         {
  31             return static_cast<Iterator&>(*this);
  32         }
  33     };
  34 }}
  35
  36 #endif