diff -r 04d1138b4cce -r 1fb790245268 src/share/vm/gc_implementation/parallelScavenge/psPromotionManager.cpp
--- a/src/share/vm/gc_implementation/parallelScavenge/psPromotionManager.cpp	Thu Mar 03 11:35:50 2011 +0100
+++ b/src/share/vm/gc_implementation/parallelScavenge/psPromotionManager.cpp	Fri Mar 11 16:35:18 2011 +0100
@@ -411,7 +411,7 @@
 template <class T> void PSPromotionManager::process_array_chunk_work(
                                                  oop obj,
                                                  int start, int end) {
-  assert(start < end, "invariant");
+  assert(start <= end, "invariant");
   T* const base      = (T*)objArrayOop(obj)->base();
   T* p               = base + start;
   T* const chunk_end = base + end;