--- a/hotspot/src/share/vm/oops/oop.inline.hpp	Wed Oct 03 08:08:52 2012 -0700
+++ b/hotspot/src/share/vm/oops/oop.inline.hpp	Wed Oct 03 20:31:41 2012 +0200
@@ -693,7 +693,7 @@
 }
 
 // The following method needs to be MT safe.
-inline int oopDesc::age() const {
+inline uint oopDesc::age() const {
   assert(!is_forwarded(), "Attempt to read age from forwarded mark");
   if (has_displaced_mark()) {
     return displaced_mark()->age();