--- a/src/share/vm/oops/oopsHierarchy.hpp	Wed Dec 29 20:06:41 2010 +0100
+++ b/src/share/vm/oops/oopsHierarchy.hpp	Fri Jan 07 18:18:08 2011 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2009, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 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 +22,12 @@
  *
  */
 
+#ifndef SHARE_VM_OOPS_OOPSHIERARCHY_HPP
+#define SHARE_VM_OOPS_OOPSHIERARCHY_HPP
+
+#include "runtime/globals.hpp"
+#include "utilities/globalDefinitions.hpp"
+
 // OBJECT hierarchy
 // This hierarchy is a representation hierarchy, i.e. if A is a superclass
 // of B, A's representation is a prefix of B's representation.
@@ -186,3 +192,5 @@
 class   constantPoolCacheKlass;
 class   symbolKlass;
 class   compiledICHolderKlass;
+
+#endif // SHARE_VM_OOPS_OOPSHIERARCHY_HPP