--- a/hotspot/src/share/vm/opto/graphKit.cpp	Wed Dec 02 13:29:00 2009 -0800
+++ b/hotspot/src/share/vm/opto/graphKit.cpp	Tue Dec 08 16:27:21 2009 -0800
@@ -1714,6 +1714,11 @@
     C->gvn_replace_by(callprojs.catchall_catchproj, C->top());
     C->gvn_replace_by(callprojs.catchall_memproj,   C->top());
     C->gvn_replace_by(callprojs.catchall_ioproj,    C->top());
+
+    // Replace the old exception object with top
+    if (callprojs.exobj != NULL) {
+      C->gvn_replace_by(callprojs.exobj, C->top());
+    }
   } else {
     GraphKit ekit(ejvms);