[llvm] r254381 - [ARM] Use range-based for loops to avoid the need for calculating an array size that I would have otherwise cconverted to array_lengthof. NFC

[Craig Topper via llvm-commits]

Author: ctopper
Date: Tue Dec  1 00:13:01 2015
New Revision: 254381

URL: http://llvm.org/viewvc/llvm-project?rev=254381&view=rev
Log:
[ARM] Use range-based for loops to avoid the need for calculating an array size that I would have otherwise cconverted to array_lengthof. NFC

Modified:
    llvm/trunk/lib/Target/ARM/ARMFrameLowering.cpp

Modified: llvm/trunk/lib/Target/ARM/ARMFrameLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMFrameLowering.cpp?rev=254381&r1=254380&r2=254381&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMFrameLowering.cpp (original)
+++ llvm/trunk/lib/Target/ARM/ARMFrameLowering.cpp Tue Dec  1 00:13:01 2015
@@ -1889,10 +1889,9 @@ void ARMFrameLowering::adjustForSegmente
   // first in the list.
   MachineBasicBlock *AddedBlocks[] = {PrevStackMBB, McrMBB, GetMBB, AllocMBB,
                                       PostStackMBB};
-  const int NbAddedBlocks = sizeof(AddedBlocks) / sizeof(AddedBlocks[0]);
 
-  for (int Idx = 0; Idx < NbAddedBlocks; ++Idx)
-    BeforePrologueRegion.insert(AddedBlocks[Idx]);
+  for (MachineBasicBlock *B : AddedBlocks)
+    BeforePrologueRegion.insert(B);
 
   for (const auto &LI : PrologueMBB.liveins()) {
     for (MachineBasicBlock *PredBB : BeforePrologueRegion)
@@ -1901,9 +1900,9 @@ void ARMFrameLowering::adjustForSegmente
 
   // Remove the newly added blocks from the list, since we know
   // we do not have to do the following updates for them.
-  for (int Idx = 0; Idx < NbAddedBlocks; ++Idx) {
-    BeforePrologueRegion.erase(AddedBlocks[Idx]);
-    MF.insert(PrologueMBB.getIterator(), AddedBlocks[Idx]);
+  for (MachineBasicBlock *B : AddedBlocks) {
+    BeforePrologueRegion.erase(B);
+    MF.insert(PrologueMBB.getIterator(), B);
   }
 
   for (MachineBasicBlock *MBB : BeforePrologueRegion) {