--- old/src/cpu/sparc/vm/icache_sparc.hpp	2010-11-16 18:01:59.000000000 +0100
+++ new/src/cpu/sparc/vm/icache_sparc.hpp	2010-11-16 18:01:59.000000000 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2004, 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 +22,9 @@
  *
  */
 
+#ifndef CPU_SPARC_VM_ICACHE_SPARC_HPP
+#define CPU_SPARC_VM_ICACHE_SPARC_HPP
+
 // Interface for updating the instruction cache.  Whenever the VM modifies
 // code, part of the processor instruction cache potentially has to be flushed.
 
@@ -36,3 +39,5 @@
 
   // Use default implementation
 };
+
+#endif // CPU_SPARC_VM_ICACHE_SPARC_HPP