--- old/src/share/vm/c1/c1_ValueType.hpp	2010-11-10 13:05:00.000000000 +0100
+++ new/src/share/vm/c1/c1_ValueType.hpp	2010-11-10 13:05:00.000000000 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2005, 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 +22,12 @@
  *
  */
 
+#ifndef SHARE_VM_C1_C1_VALUETYPE_HPP
+#define SHARE_VM_C1_C1_VALUETYPE_HPP
+
+#include "c1/c1_Compilation.hpp"
+#include "ci/ciConstant.hpp"
+
 // type hierarchy
 class ValueType;
 class   VoidType;
@@ -419,3 +425,5 @@
 BasicType  as_BasicType(ValueType* type);
 
 inline ValueType* as_ValueType(ciType* type) { return as_ValueType(type->basic_type()); }
+
+#endif // SHARE_VM_C1_C1_VALUETYPE_HPP