Index: lib/abyss++/AbyssServer.cpp
===================================================================
--- lib/abyss++/AbyssServer.cpp.orig
+++ lib/abyss++/AbyssServer.cpp
@@ -300,6 +300,7 @@ AbyssServer::Session::method() const {
     case m_trace:   return METHOD_TRACE;
     case m_options: return METHOD_OPTIONS;
     }
+    return METHOD_UNKNOWN;
 }