--- old/src/share/vm/opto/output.cpp	2012-11-27 18:45:16.105314491 -0800
+++ new/src/share/vm/opto/output.cpp	2012-11-27 18:45:15.709558298 -0800
@@ -513,7 +513,7 @@
           }
           adjust_block_start += diff;
           b->_nodes.map(idx, replacement);
-          mach->subsume_by(replacement);
+          mach->subsume_by(replacement, C);
           mach = replacement;
           progress = true;
 
@@ -1425,7 +1425,7 @@
               jmp_rule[i]   = mach->rule();
 #endif
               b->_nodes.map(j, replacement);
-              mach->subsume_by(replacement);
+              mach->subsume_by(replacement, C);
               n    = replacement;
               mach = replacement;
             }