--- a/hotspot/src/share/vm/opto/chaitin.cpp	Tue Nov 27 12:48:52 2012 -0800
+++ b/hotspot/src/share/vm/opto/chaitin.cpp	Tue Nov 27 17:24:15 2012 -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