1 /*=============================================================================
2     Copyright (c) 2001-2011 Joel de Guzman
3     Copyright (c) 2015 Kohei Takahashi
4 
5     Distributed under the Boost Software License, Version 1.0. (See accompanying
6     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
7 ==============================================================================*/
8 #if !defined(FUSION_ACCUMULATE_09172005_1032)
9 #define FUSION_ACCUMULATE_09172005_1032
10 
11 #include <boost/fusion/support/config.hpp>
12 #include <boost/fusion/algorithm/iteration/accumulate_fwd.hpp>
13 #include <boost/fusion/algorithm/iteration/fold.hpp>
14 
15 namespace boost { namespace fusion
16 {
17     struct void_;
18 
19     namespace result_of
20     {
21         template <typename Sequence, typename State, typename F>
22         struct accumulate
23             : result_of::fold<Sequence, State, F>
24         {};
25     }
26 
27     template <typename Sequence, typename State, typename F>
28     BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
29     inline typename result_of::accumulate<Sequence, State const, F>::type
accumulate(Sequence & seq,State const & state,F f)30     accumulate(Sequence& seq, State const& state, F f)
31     {
32         return fusion::fold(seq, state, f);
33     }
34 
35     template <typename Sequence, typename State, typename F>
36     BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
37     inline typename result_of::accumulate<Sequence const, State const, F>::type
accumulate(Sequence const & seq,State const & state,F f)38     accumulate(Sequence const& seq, State const& state, F f)
39     {
40         return fusion::fold(seq, state, f);
41     }
42 }}
43 
44 #endif
45 
46