1 /*=============================================================================
2 Copyright (c) 2001-2011 Joel de Guzman
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
10 #include <boost/config.hpp>
11 #include <boost/fusion/support/config.hpp>
13 namespace boost { namespace fusion
15 struct iterator_root {};
17 template <typename Iterator>
18 struct iterator_base : iterator_root
20 BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
22 cast() const BOOST_NOEXCEPT
24 return static_cast<Iterator const&>(*this);
27 BOOST_CXX14_CONSTEXPR BOOST_FUSION_GPU_ENABLED
31 return static_cast<Iterator&>(*this);