--- old/src/share/vm/opto/memnode.hpp	2017-06-01 17:27:45.865202568 +0200
+++ new/src/share/vm/opto/memnode.hpp	2017-06-01 17:27:45.789202667 +0200
@@ -1153,7 +1153,7 @@
   virtual Node *Ideal(PhaseGVN *phase, bool can_reshape);
   virtual uint match_edge(uint idx) const { return 0; }
   virtual const Type *bottom_type() const { return TypeTuple::MEMBAR; }
-  virtual Node *match( const ProjNode *proj, const Matcher *m );
+  virtual Node *match(const ProjNode *proj, const Matcher *m, const RegMask* mask);
   // Factory method.  Builds a wide or narrow membar.
   // Optional 'precedent' becomes an extra edge if not null.
   static MemBarNode* make(Compile* C, int opcode,