--- old/src/share/vm/opto/phase.hpp	2015-11-25 15:47:03.617768452 +0100
+++ new/src/share/vm/opto/phase.hpp	2015-11-25 15:47:03.397768462 +0100
@@ -45,6 +45,7 @@
     Compiler,                   // Top-level compiler phase
     Parser,                     // Parse bytecodes
     Remove_Useless,             // Remove useless nodes
+    Renumber_Live,              // First, remove useless nodes from the graph. Then, renumber live nodes.
     Optimistic,                 // Optimistic analysis phase
     GVN,                        // Pessimistic global value numbering phase
     Ins_Select,                 // Instruction selection phase