diff -r 64752e56d721 -r be27e1b6a4b9 hotspot/src/share/vm/gc_implementation/parallelScavenge/objectStartArray.hpp
--- a/hotspot/src/share/vm/gc_implementation/parallelScavenge/objectStartArray.hpp	Wed Jun 27 15:23:36 2012 +0200
+++ b/hotspot/src/share/vm/gc_implementation/parallelScavenge/objectStartArray.hpp	Thu Jun 28 17:03:16 2012 -0400
@@ -35,7 +35,7 @@
 // covered region.
 //
 
-class ObjectStartArray : public CHeapObj {
+class ObjectStartArray : public CHeapObj<mtGC> {
  friend class VerifyObjectStartArrayClosure;
 
  private: