--- old/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp	2012-10-08 20:36:17.101288394 +0200
+++ new/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp	2012-10-08 20:36:16.808011949 +0200
@@ -222,7 +222,7 @@
   // depends on this property.
   debug_only(
     FreeChunk* junk = NULL;
-    assert(UseCompressedOops ||
+    assert(UseCompressedKlassPointers ||
            junk->prev_addr() == (void*)(oop(junk)->klass_addr()),
            "Offset of FreeChunk::_prev within FreeChunk must match"
            "  that of OopDesc::_klass within OopDesc");