diff -r 74533f63b116 -r d2a62e0f25eb src/share/vm/runtime/handles.cpp
--- a/src/share/vm/runtime/handles.cpp	Wed Jun 27 15:23:36 2012 +0200
+++ b/src/share/vm/runtime/handles.cpp	Thu Jun 28 17:03:16 2012 -0400
@@ -111,7 +111,7 @@
   _chunk = _area->_chunk;
   _hwm   = _area->_hwm;
   _max   = _area->_max;
-  NOT_PRODUCT(_size_in_bytes = _area->_size_in_bytes;)
+  _size_in_bytes = _area->_size_in_bytes;
   debug_only(_area->_handle_mark_nesting++);
   assert(_area->_handle_mark_nesting > 0, "must stack allocate HandleMarks");
   debug_only(Atomic::inc(&_nof_handlemarks);)
@@ -159,7 +159,7 @@
   area->_chunk = _chunk;
   area->_hwm = _hwm;
   area->_max = _max;
-  NOT_PRODUCT(area->set_size_in_bytes(_size_in_bytes);)
+  area->set_size_in_bytes(_size_in_bytes);
 #ifdef ASSERT
   // clear out first chunk (to detect allocation bugs)
   if (ZapVMHandleArea) {