diff --git a/compiler/optimizing/optimizing_compiler.cc b/compiler/optimizing/optimizing_compiler.cc
index 3cf5a0b..dce8e6d 100644
--- a/compiler/optimizing/optimizing_compiler.cc
+++ b/compiler/optimizing/optimizing_compiler.cc
@@ -22,6 +22,8 @@
 #include "builder.h"
 #include "code_generator.h"
 #include "compiler.h"
+#include "constant_folding.h"
+#include "dead_code_elimination.h"
 #include "driver/compiler_driver.h"
 #include "driver/dex_compilation_unit.h"
 #include "graph_visualizer.h"
@@ -261,6 +263,9 @@
     visualizer.DumpGraph("ssa");
     graph->FindNaturalLoops();
 
+    HDeadCodeElimination(graph, visualizer).Execute();
+    HConstantFolding(graph, visualizer).Execute();
+
     SsaRedundantPhiElimination(graph).Run();
     SsaDeadPhiElimination(graph).Run();
     InstructionSimplifier(graph).Run();