diff --git a/llvm/lib/Transforms/Utils/LoopUnroll.cpp b/llvm/lib/Transforms/Utils/LoopUnroll.cpp
index da7f94589347..e5706f193b98 100644
--- a/llvm/lib/Transforms/Utils/LoopUnroll.cpp
+++ b/llvm/lib/Transforms/Utils/LoopUnroll.cpp
@@ -112,10 +112,8 @@ FoldBlockIntoPredecessor(BasicBlock *BB, LoopInfo *LI, ScalarEvolution *SE,
     if (DomTreeNode *DTN = DT->getNode(BB)) {
       DomTreeNode *PredDTN = DT->getNode(OnlyPred);
       SmallVector<DomTreeNode *, 8> Children(DTN->begin(), DTN->end());
-      for (SmallVectorImpl<DomTreeNode *>::iterator DI = Children.begin(),
-                                                    DE = Children.end();
-           DI != DE; ++DI)
-        DT->changeImmediateDominator(*DI, PredDTN);
+      for (auto DI : Children)
+        DT->changeImmediateDominator(DI, PredDTN);
 
       DT->eraseNode(BB);
     }