--- old/src/cpu/x86/vm/interp_masm_x86_32.hpp	2010-11-16 18:03:09.000000000 +0100
+++ new/src/cpu/x86/vm/interp_masm_x86_32.hpp	2010-11-16 18:03:08.000000000 +0100
@@ -22,6 +22,12 @@
  *
  */
 
+#ifndef CPU_X86_VM_INTERP_MASM_X86_32_HPP
+#define CPU_X86_VM_INTERP_MASM_X86_32_HPP
+
+#include "assembler_x86.inline.hpp"
+#include "interpreter/invocationCounter.hpp"
+
 // This file specializes the assember with interpreter-specific macros
 
 
@@ -227,3 +233,5 @@
   void notify_method_exit(TosState state, NotifyMethodExitMode mode);
 
 };
+
+#endif // CPU_X86_VM_INTERP_MASM_X86_32_HPP