--- old/src/share/vm/utilities/constantTag.hpp	2010-11-16 18:22:13.000000000 +0100
+++ new/src/share/vm/utilities/constantTag.hpp	2010-11-16 18:22:13.000000000 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2008, 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_UTILITIES_CONSTANTTAG_HPP
+#define SHARE_VM_UTILITIES_CONSTANTTAG_HPP
+
+#include "prims/jvm.h"
+#include "utilities/top.hpp"
+
 // constant tags in Java .class files
 
 
@@ -100,3 +106,5 @@
 
   void print_on(outputStream* st) const PRODUCT_RETURN;
 };
+
+#endif // SHARE_VM_UTILITIES_CONSTANTTAG_HPP