Ticket #8563: support_functions.patch

boost/spirit/home/lex/lexer/support_functions.hpp

@@ -47 +47 @@
         template <typename Env>
         struct result
         {
-            typedef typename
-                remove_const<
-                    typename mpl::at_c<typename Env::args_type, 4>::type
-                >::type
-            context_type;
+            typedef
+                typename remove_reference<
+                    typename remove_const<
+                        typename mpl::at_c<typename Env::args_type, 4>::type
+                        >::type
+                    >::type
+                context_type;
             typedef typename context_type::base_iterator_type type;
         };