Publishing R3
[platform/upstream/dldt.git] / inference-engine / thirdparty / clDNN / common / boost / 1.64.0 / include / boost-1_64 / boost / fusion / container / vector / detail / value_at_impl.hpp
1 /*=============================================================================
2     Copyright (c) 2014 Kohei Takahashi
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 #ifndef FUSION_VALUE_AT_IMPL_16122014_1641
8 #define FUSION_VALUE_AT_IMPL_16122014_1641
9
10 #include <boost/config.hpp>
11 #include <boost/fusion/support/config.hpp>
12 #include <boost/fusion/container/vector/detail/config.hpp>
13
14 ///////////////////////////////////////////////////////////////////////////////
15 // Without variadics, we will use the PP version
16 ///////////////////////////////////////////////////////////////////////////////
17 #if !defined(BOOST_FUSION_HAS_VARIADIC_VECTOR)
18 # include <boost/fusion/container/vector/detail/cpp03/value_at_impl.hpp>
19 #else
20
21 ///////////////////////////////////////////////////////////////////////////////
22 // C++11 interface
23 ///////////////////////////////////////////////////////////////////////////////
24 #include <boost/fusion/container/vector/vector_fwd.hpp>
25 #include <boost/type_traits/declval.hpp>
26 #include <boost/type_traits/remove_cv.hpp>
27
28 namespace boost { namespace fusion
29 {
30     struct vector_tag;
31
32     namespace vector_detail
33     {
34         template <typename I, typename ...T>
35         struct vector_data;
36     }
37
38     namespace extension
39     {
40         template <typename Tag>
41         struct value_at_impl;
42
43         template <>
44         struct value_at_impl<vector_tag>
45         {
46             template <typename Sequence, typename N>
47             struct apply
48             {
49                 typedef typename boost::remove_cv<Sequence>::type seq;
50                 typedef typename mpl::identity<decltype(seq::template value_at_impl<N::value>(boost::declval<seq*>()))>::type::type type;
51             };
52         };
53     }
54 }}
55
56 #endif
57 #endif
58