--- old/src/share/vm/shark/sharkContext.hpp	2010-11-10 13:20:57.000000000 +0100
+++ new/src/share/vm/shark/sharkContext.hpp	2010-11-10 13:20:56.000000000 +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.
  * Copyright 2009, 2010 Red Hat, Inc.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
@@ -23,6 +23,12 @@
  *
  */
 
+#ifndef SHARE_VM_SHARK_SHARKCONTEXT_HPP
+#define SHARE_VM_SHARK_SHARKCONTEXT_HPP
+
+#include "shark/llvmHeaders.hpp"
+#include "shark/sharkCompiler.hpp"
+
 // The LLVMContext class allows multiple instances of LLVM to operate
 // independently of each other in a multithreaded context.  We extend
 // this here to store things in Shark that are LLVMContext-specific.
@@ -185,3 +191,5 @@
   void push_to_free_queue(llvm::Function* function);
   llvm::Function* pop_from_free_queue();
 };
+
+#endif // SHARE_VM_SHARK_SHARKCONTEXT_HPP