--- a/hotspot/make/bsd/makefiles/fastdebug.make	Wed Sep 25 17:47:51 2013 +0200
+++ b/hotspot/make/bsd/makefiles/fastdebug.make	Thu Sep 26 10:25:02 2013 -0400
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved.
 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 #
 # This code is free software; you can redistribute it and/or modify it
@@ -59,5 +59,5 @@
 MAPFILE = $(GAMMADIR)/make/bsd/makefiles/mapfile-vers-debug
 
 VERSION = fastdebug
-SYSDEFS += -DASSERT
+SYSDEFS += -DASSERT -DCHECK_UNHANDLED_OOPS
 PICFLAGS = DEFAULT