diff --git a/lib/Transforms/IPO/IPConstantPropagation.cpp b/lib/Transforms/IPO/IPConstantPropagation.cpp
index 0195231701f..36ac2023c1d 100644
--- a/lib/Transforms/IPO/IPConstantPropagation.cpp
+++ b/lib/Transforms/IPO/IPConstantPropagation.cpp
@@ -82,9 +82,7 @@ bool IPCP::processFunction(Function &F) {
         if (*AI == &F) return false;  // Passes the function into itself
 
         if (!ArgumentConstants[i].second) {
-          if (isa<Constant>(*AI)) {
-            Constant *C = dyn_cast<Constant>(*AI);
-            
+          if (Constant *C = dyn_cast<Constant>(*AI)) {
             if (!ArgumentConstants[i].first)
               ArgumentConstants[i].first = C;
             else if (ArgumentConstants[i].first != C) {