--- boost_1_55_0/boost/asio/detail/impl/strand_service.hpp.orig	Wed Jul  2 11:35:31 2014
+++ boost_1_55_0/boost/asio/detail/impl/strand_service.hpp	Wed Jul  2 11:37:02 2014
@@ -56,7 +56,7 @@
     Handler& handler)
 {
   // If we are already in the strand then the handler can run immediately.
-  if (call_stack<strand_impl>::contains(impl))
+  if (running_in_this_thread(impl))
   {
     fenced_block b(fenced_block::full);
     boost_asio_handler_invoke_helpers::invoke(handler, handler);