[llvm] r237917 - use range-based for-loops; NFCI

[Sanjay Patel]

Author: spatel
Date: Thu May 21 12:22:45 2015
New Revision: 237917

URL: http://llvm.org/viewvc/llvm-project?rev=237917&view=rev
Log:
use range-based for-loops; NFCI

Modified:
    llvm/trunk/lib/CodeGen/MachineTraceMetrics.cpp

Modified: llvm/trunk/lib/CodeGen/MachineTraceMetrics.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/MachineTraceMetrics.cpp?rev=237917&r1=237916&r2=237917&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/MachineTraceMetrics.cpp (original)
+++ llvm/trunk/lib/CodeGen/MachineTraceMetrics.cpp Thu May 21 12:22:45 2015
@@ -320,9 +320,7 @@ MinInstrCountEnsemble::pickTracePred(con
   unsigned CurCount = MTM.getResources(MBB)->InstrCount;
   const MachineBasicBlock *Best = nullptr;
   unsigned BestDepth = 0;
-  for (MachineBasicBlock::const_pred_iterator
-       I = MBB->pred_begin(), E = MBB->pred_end(); I != E; ++I) {
-    const MachineBasicBlock *Pred = *I;
+  for (const MachineBasicBlock *Pred : MBB->predecessors()) {
     const MachineTraceMetrics::TraceBlockInfo *PredTBI =
       getDepthResources(Pred);
     // Ignore cycles that aren't natural loops.
@@ -344,9 +342,7 @@ MinInstrCountEnsemble::pickTraceSucc(con
   const MachineLoop *CurLoop = getLoopFor(MBB);
   const MachineBasicBlock *Best = nullptr;
   unsigned BestHeight = 0;
-  for (MachineBasicBlock::const_succ_iterator
-       I = MBB->succ_begin(), E = MBB->succ_end(); I != E; ++I) {
-    const MachineBasicBlock *Succ = *I;
+  for (const MachineBasicBlock *Succ : MBB->successors()) {
     // Don't consider back-edges.
     if (CurLoop && Succ == CurLoop->getHeader())
       continue;