--- old/src/share/vm/gc_implementation/parallelScavenge/psScavenge.cpp	2013-05-10 15:56:00.700884988 +0200
+++ new/src/share/vm/gc_implementation/parallelScavenge/psScavenge.cpp	2013-05-10 15:56:00.632884990 +0200
@@ -70,9 +70,6 @@
 // Define before use
 class PSIsAliveClosure: public BoolObjectClosure {
 public:
-  void do_object(oop p) {
-    assert(false, "Do not call.");
-  }
   bool do_object_b(oop p) {
     return (!PSScavenge::is_obj_in_young((HeapWord*) p)) || p->is_forwarded();
   }