--- old/src/share/vm/runtime/virtualspace.hpp	2013-07-02 17:37:41.000000000 +0200
+++ new/src/share/vm/runtime/virtualspace.hpp	2013-07-02 17:37:41.000000000 +0200
@@ -90,6 +90,7 @@
 
  public:
   // Constructor
+  ReservedSpace();
   ReservedSpace(size_t size);
   ReservedSpace(size_t size, size_t alignment, bool large,
                 char* requested_address = NULL,