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
13namespace 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
37

source code of boost/boost/fusion/support/iterator_base.hpp