--- TCV47368.tmp/polymorphic_iarchive_route.1.2.hpp	Thu Sep 02 14:34:17 2010
+++ include/boost/archive/detail/polymorphic_iarchive_route.hpp	Wed Sep 22 13:58:12 2010
@@ -196,6 +196,8 @@
         ArchiveImplementation(is, flags)
     {}
     virtual ~polymorphic_iarchive_route(){};
+
+    using ArchiveImplementation::register_type;
 };
 
 } // namespace detail
--- TCV30171.tmp/polymorphic_oarchive_route.1.2.hpp	Thu Sep 02 14:34:17 2010
+++ include/boost/archive/detail/polymorphic_oarchive_route.hpp	Wed Sep 22 13:58:12 2010
@@ -184,6 +184,8 @@
         ArchiveImplementation(os, flags)
     {}
     virtual ~polymorphic_oarchive_route(){};
+
+    using ArchiveImplementation::register_type;
 };
 
 } // namespace detail