--- old/src/share/vm/ci/ciClassList.hpp	2010-11-16 18:08:23.000000000 +0100
+++ new/src/share/vm/ci/ciClassList.hpp	2010-11-16 18:08:23.000000000 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2007, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2010, 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
@@ -22,6 +22,9 @@
  *
  */
 
+#ifndef SHARE_VM_CI_CICLASSLIST_HPP
+#define SHARE_VM_CI_CICLASSLIST_HPP
+
 class ciEnv;
 class ciObjectFactory;
 class ciConstantPoolCache;
@@ -118,3 +121,5 @@
 friend class ciArrayKlassKlass;        \
 friend class ciObjArrayKlassKlass;     \
 friend class ciTypeArrayKlassKlass;
+
+#endif // SHARE_VM_CI_CICLASSLIST_HPP