diff --git a/utils/TableGen/DAGISelEmitter.cpp b/utils/TableGen/DAGISelEmitter.cpp
index 533664669ac..8f6d821e56f 100644
--- a/utils/TableGen/DAGISelEmitter.cpp
+++ b/utils/TableGen/DAGISelEmitter.cpp
@@ -24,7 +24,7 @@
 #include <iostream>
 using namespace llvm;
 
-//#define ENABLE_NEW_ISEL
+#define ENABLE_NEW_ISEL
 
 
 static cl::opt<bool>