diff -r 36d1d483d5d6 -r da91efe96a93 src/share/vm/opto/graphKit.cpp
--- a/src/share/vm/opto/graphKit.cpp	Fri Aug 31 16:39:35 2012 -0700
+++ b/src/share/vm/opto/graphKit.cpp	Sat Sep 01 13:25:18 2012 -0400
@@ -3446,12 +3446,6 @@
     if (t == TypePtr::NULL_PTR || t == Type::TOP)
       // stores of null never (?) need barriers
       return;
-    ciObject* con = t->is_oopptr()->const_oop();
-    if (con != NULL
-        && con->is_perm()
-        && Universe::heap()->can_elide_permanent_oop_store_barriers())
-      // no store barrier needed, because no old-to-new ref created
-      return;
   }
 
   if (use_ReduceInitialCardMarks()