--- a/hotspot/src/share/vm/opto/chaitin.cpp	Wed May 28 21:06:24 2008 -0700
+++ b/hotspot/src/share/vm/opto/chaitin.cpp	Thu May 29 12:04:14 2008 -0700
@@ -1385,7 +1385,7 @@
             cisc->ins_req(1,src);         // Requires a memory edge
           }
           b->_nodes.map(j,cisc);          // Insert into basic block
-          n->replace_by(cisc); // Correct graph
+          n->subsume_by(cisc); // Correct graph
           //
           ++_used_cisc_instructions;
 #ifndef PRODUCT