--- old/src/share/vm/opto/chaitin.cpp	2012-11-27 18:44:54.243800170 -0800
+++ new/src/share/vm/opto/chaitin.cpp	2012-11-27 18:44:53.872156273 -0800
@@ -1495,7 +1495,7 @@
             cisc->ins_req(1,src);         // Requires a memory edge
           }
           b->_nodes.map(j,cisc);          // Insert into basic block
-          n->subsume_by(cisc); // Correct graph
+          n->subsume_by(cisc, C); // Correct graph
           //
           ++_used_cisc_instructions;
 #ifndef PRODUCT