--- old/src/share/vm/opto/callnode.hpp	2011-12-14 16:45:52.685671581 +0100
+++ new/src/share/vm/opto/callnode.hpp	2011-12-14 16:45:52.295093641 +0100
@@ -791,6 +791,10 @@
   // are defined in graphKit.cpp, which sets up the bidirectional relation.)
   InitializeNode* initialization();
 
+  // Return the corresponding storestore barrier (or null if none).
+  // Walks out edges to find it...
+  MemBarStoreStoreNode* storestore();
+
   // Convenience for initialization->maybe_set_complete(phase)
   bool maybe_set_complete(PhaseGVN* phase);
 };