Initial Commit

2018-02-08 21:28:33 -05:00
commit 678c1d3966
14352 changed files with 3176737 additions and 0 deletions
@@ -0,0 +1,60 @@
+/*=============================================================================
+    Copyright (c) 2001-2011 Joel de Guzman
+
+    Distributed under the Boost Software License, Version 1.0. (See accompanying
+    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+==============================================================================*/
+#if !defined(FUSION_AT_IMPL_05042005_0741)
+#define FUSION_AT_IMPL_05042005_0741
+
+#include <boost/fusion/support/config.hpp>
+#include <boost/fusion/support/detail/access.hpp>
+#include <boost/fusion/container/vector/detail/value_at_impl.hpp>
+#include <boost/static_assert.hpp>
+
+namespace boost { namespace fusion
+{
+    struct vector_tag;
+
+    namespace extension
+    {
+        template <typename Tag>
+        struct at_impl;
+
+        template <>
+        struct at_impl<vector_tag>
+        {
+            template <typename Sequence, typename N>
+            struct apply
+            {
+                typedef typename value_at_impl<vector_tag>::template apply<Sequence, N>::type element;
+                typedef typename detail::ref_result<element>::type type;
+
+                BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
+                static type
+                call(Sequence& v)
+                {
+                    BOOST_STATIC_ASSERT((N::value < Sequence::size::value));
+                    return v.at_impl(N());
+                }
+            };
+
+            template <typename Sequence, typename N>
+            struct apply <Sequence const, N>
+            {
+                typedef typename value_at_impl<vector_tag>::template apply<Sequence, N>::type element;
+                typedef typename detail::cref_result<element>::type type;
+
+                BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
+                static type
+                call(Sequence const& v)
+                {
+                    BOOST_STATIC_ASSERT((N::value < Sequence::size::value));
+                    return v.at_impl(N());
+                }
+            };
+        };
+    }
+}}
+
+#endif