diff --git a/lib/CodeGen/SplitKit.cpp b/lib/CodeGen/SplitKit.cpp
index fdc448d..9b0d73a 100644
--- a/lib/CodeGen/SplitKit.cpp
+++ b/lib/CodeGen/SplitKit.cpp
@@ -553,8 +553,10 @@
   }
 
   // dupli_ goes in last, after rewriting.
-  if (dupli_)
+  if (dupli_) {
+    dupli_->RenumberValues();
     intervals_.push_back(dupli_);
+  }
 
   // FIXME: *Calculate spill weights, allocation hints, and register classes for
   // firstInterval..