use range-based loop; NFCI

llvm-svn: 262952

diff --git a/llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp b/llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp
index 5c0241f..a925bfa 100644 (file)
--- a/llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp
+++ b/llvm/lib/Transforms/Scalar/LoopUnrollPass.cpp
@@ -369,9 +369,8 @@ static unsigned ApproximateLoopSize(const Loop *L, unsigned &NumCalls,
   CodeMetrics::collectEphemeralValues(L, AC, EphValues);
 
   CodeMetrics Metrics;
-  for (Loop::block_iterator I = L->block_begin(), E = L->block_end();
-       I != E; ++I)
-    Metrics.analyzeBasicBlock(*I, TTI, EphValues);
+  for (BasicBlock *BB : L->blocks())
+    Metrics.analyzeBasicBlock(BB, TTI, EphValues);
   NumCalls = Metrics.NumInlineCandidates;
   NotDuplicatable = Metrics.notDuplicatable;