--- a/hotspot/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp	Wed Sep 30 14:50:51 2009 -0400
+++ b/hotspot/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp	Tue Oct 27 02:42:24 2009 -0700
@@ -3136,7 +3136,7 @@
          _evac_failure_scan_stack->length() == 0,
          "Postcondition");
   assert(!_drain_in_progress, "Postcondition");
-  // Don't have to delete, since the scan stack is a resource object.
+  delete _evac_failure_scan_stack;
   _evac_failure_scan_stack = NULL;
 }