diff -r 473286891dd8 -r dca9294d9f59 hotspot/src/cpu/x86/vm/c2_globals_x86.hpp
--- a/hotspot/src/cpu/x86/vm/c2_globals_x86.hpp	Thu Sep 22 18:23:15 2016 +0200
+++ b/hotspot/src/cpu/x86/vm/c2_globals_x86.hpp	Thu Sep 22 18:29:15 2016 +0200
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -83,6 +83,7 @@
 define_pd_global(bool, OptoBundling,                 false);
 define_pd_global(bool, OptoRegScheduling,            true);
 define_pd_global(bool, SuperWordLoopUnrollAnalysis,  true);
+define_pd_global(bool, IdealizeClearArrayNode,       true);
 
 define_pd_global(intx, ReservedCodeCacheSize,        48*M);
 define_pd_global(intx, NonProfiledCodeHeapSize,      21*M);