From 2977ca954f0040d3157831615ce0b23e0a3ec9ce Mon Sep 17 00:00:00 2001
From: Eric Frias <efrias@syncad.com>
Date: Tue, 17 Mar 2015 16:24:39 -0400
Subject: [PATCH] Workaround compile errors on MSVC

---
 include/fc/api.hpp | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/include/fc/api.hpp b/include/fc/api.hpp
index 5ef581b..cf42287 100644
--- a/include/fc/api.hpp
+++ b/include/fc/api.hpp
@@ -4,6 +4,14 @@
 #include <functional>
 #include <boost/config.hpp>
 
+// ms visual c++ (as of 2013) doesn't accept the standard syntax for calling a 
+// templated member function (foo->template bar();)
+#ifdef _MSC_VER
+# define FC_CALL_MEMBER_TEMPLATE_KEYWORD
+#else
+# define FC_CALL_MEMBER_TEMPLATE_KEYWORD template
+#endif
+
 namespace fc {
   struct identity_member { 
        template<typename R, typename C, typename P, typename... Args>
@@ -46,7 +54,7 @@ namespace fc {
          T& ptr = boost::any_cast<T&>(*_data);
          auto& pointed_at = *ptr;
          typedef typename std::remove_reference<decltype(pointed_at)>::type source_vtable_type;
-         _vtable->template visit_other( vtable_copy_visitor<source_vtable_type>(pointed_at) );
+         _vtable->FC_CALL_MEMBER_TEMPLATE_KEYWORD visit_other( vtable_copy_visitor<source_vtable_type>(pointed_at) );
       }
 
       api( const api& cpy ):_vtable(cpy._vtable),_data(cpy._data) {}