src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/SetMethodCreator.java

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2010, 2017, 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
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.  Oracle designates this

@@ -183,11 +183,11 @@
         return new SetMethod(MH.filterArguments(global.addSpill(type, getName()), 0, ScriptObject.GLOBALFILTER), null);
     }
 
     private SetMethod createNewPropertySetter(final SwitchPoint builtinSwitchPoint) {
         final SetMethod sm = map.getFreeFieldSlot() > -1 ? createNewFieldSetter(builtinSwitchPoint) : createNewSpillPropertySetter(builtinSwitchPoint);
-        map.propertyAdded(sm.property, true);
+        map.propertyChanged(sm.property);
         return sm;
     }
 
     private SetMethod createNewSetter(final Property property, final SwitchPoint builtinSwitchPoint) {
         property.setBuiltinSwitchPoint(builtinSwitchPoint);