--- a/hotspot/src/share/vm/opto/idealGraphPrinter.cpp	Mon Apr 15 16:20:05 2013 -0700
+++ b/hotspot/src/share/vm/opto/idealGraphPrinter.cpp	Tue Apr 16 10:08:41 2013 +0200
@@ -616,7 +616,7 @@
       buffer[0] = 0;
       _chaitin->dump_register(node, buffer);
       print_prop("reg", buffer);
-      print_prop("lrg", _chaitin->n2lidx(node));
+      print_prop("lrg", _chaitin->_lrg_map.live_range_id(node));
     }
 
     node->_in_dump_cnt--;