diff --git a/lib/Transforms/IPO/ArgumentPromotion.cpp b/lib/Transforms/IPO/ArgumentPromotion.cpp
index 9acd516123d..073d752af0f 100644
--- a/lib/Transforms/IPO/ArgumentPromotion.cpp
+++ b/lib/Transforms/IPO/ArgumentPromotion.cpp
@@ -456,10 +456,7 @@ Function *ArgPromotion::DoPromotion(Function *F,
 
   // Recompute the parameter attributes list based on the new arguments for
   // the function.
-  if (ParamAttrsVec.empty())
-    PAL = 0;
-  else
-    PAL = ParamAttrsList::get(ParamAttrsVec);
+  PAL = ParamAttrsList::get(ParamAttrsVec);
 
   // Work around LLVM bug PR56: the CWriter cannot emit varargs functions which
   // have zero fixed arguments.