From 66ddb762d3a16c92e8eaa593179271cf55db72f9 Mon Sep 17 00:00:00 2001
From: Eric Niebler <eric@boostpro.com>
Date: Thu, 22 Aug 2013 19:45:30 +0000
Subject: [PATCH] merge [84937] from trunk, fixes #8759

[SVN r85426]
---
 .../boost/fusion/container/map/convert.hpp    | 24 +++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/include/boost/fusion/container/map/convert.hpp b/include/boost/fusion/container/map/convert.hpp
index 5bb6fc9d..bc3fa053 100644
--- a/include/boost/fusion/container/map/convert.hpp
+++ b/include/boost/fusion/container/map/convert.hpp
@@ -42,6 +42,30 @@ namespace boost { namespace fusion
         typedef typename result_of::as_map<Sequence const>::gen gen;
         return gen::call(fusion::begin(seq));
     }
+
+    namespace extension
+    {
+        template <typename T>
+        struct convert_impl;
+
+        template <>
+        struct convert_impl<map_tag>
+        {
+            template <typename Sequence>
+            struct apply
+            {
+                typedef typename
+                    result_of::as_map<Sequence>::type
+                type;
+
+                static type call(Sequence& seq)
+                {
+                    typedef result_of::as_map<Sequence> gen;
+                    return gen::call(fusion::begin(seq), fusion::end(seq));
+                }
+            };
+        };
+    }
 }}
 
 #endif