[llvm] r251755 - [SCEV] Use auto and range for; NFC

[Sanjoy Das via llvm-commits]

Author: sanjoy
Date: Sat Oct 31 18:21:32 2015
New Revision: 251755

URL: http://llvm.org/viewvc/llvm-project?rev=251755&view=rev
Log:
[SCEV] Use auto and range for; NFC

Modified:
    llvm/trunk/lib/Analysis/ScalarEvolution.cpp

Modified: llvm/trunk/lib/Analysis/ScalarEvolution.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Analysis/ScalarEvolution.cpp?rev=251755&r1=251754&r2=251755&view=diff
==============================================================================
--- llvm/trunk/lib/Analysis/ScalarEvolution.cpp (original)
+++ llvm/trunk/lib/Analysis/ScalarEvolution.cpp Sat Oct 31 18:21:32 2015
@@ -2153,18 +2153,16 @@ const SCEV *ScalarEvolution::getAddExpr(
       // re-generate the operands list. Group the operands by constant scale,
       // to avoid multiplying by the same constant scale multiple times.
       std::map<APInt, SmallVector<const SCEV *, 4>, APIntCompare> MulOpLists;
-      for (SmallVectorImpl<const SCEV *>::const_iterator I = NewOps.begin(),
-           E = NewOps.end(); I != E; ++I)
-        MulOpLists[M.find(*I)->second].push_back(*I);
+      for (const SCEV *NewOp : NewOps)
+        MulOpLists[M.find(NewOp)->second].push_back(NewOp);
       // Re-generate the operands list.
       Ops.clear();
       if (AccumulatedConstant != 0)
         Ops.push_back(getConstant(AccumulatedConstant));
-      for (std::map<APInt, SmallVector<const SCEV *, 4>, APIntCompare>::iterator
-           I = MulOpLists.begin(), E = MulOpLists.end(); I != E; ++I)
-        if (I->first != 0)
-          Ops.push_back(getMulExpr(getConstant(I->first),
-                                   getAddExpr(I->second)));
+      for (auto &MulOp : MulOpLists)
+        if (MulOp.first != 0)
+          Ops.push_back(getMulExpr(getConstant(MulOp.first),
+                                   getAddExpr(MulOp.second)));
       if (Ops.empty())
         return getZero(Ty);
       if (Ops.size() == 1)
@@ -2305,8 +2303,7 @@ const SCEV *ScalarEvolution::getAddExpr(
                                                AddRec->op_end());
         for (; OtherIdx != Ops.size() && isa<SCEVAddRecExpr>(Ops[OtherIdx]);
              ++OtherIdx)
-          if (const SCEVAddRecExpr *OtherAddRec =
-                dyn_cast<SCEVAddRecExpr>(Ops[OtherIdx]))
+          if (const auto *OtherAddRec = dyn_cast<SCEVAddRecExpr>(Ops[OtherIdx]))
             if (OtherAddRec->getLoop() == AddRecLoop) {
               for (unsigned i = 0, e = OtherAddRec->getNumOperands();
                    i != e; ++i) {