[llvm] r256566 - use range-based for-loops; NFCI

[Sanjay Patel via llvm-commits]

Author: spatel
Date: Tue Dec 29 11:15:22 2015
New Revision: 256566

URL: http://llvm.org/viewvc/llvm-project?rev=256566&view=rev
Log:
use range-based for-loops; NFCI

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

Modified: llvm/trunk/lib/CodeGen/ExecutionDepsFix.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/ExecutionDepsFix.cpp?rev=256566&r1=256565&r2=256566&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/ExecutionDepsFix.cpp (original)
+++ llvm/trunk/lib/CodeGen/ExecutionDepsFix.cpp Tue Dec 29 11:15:22 2015
@@ -760,22 +760,19 @@ bool ExeDepsFix::runOnMachineFunction(Ma
     enterBasicBlock(MBB);
     if (SeenUnknownBackEdge)
       Loops.push_back(MBB);
-    for (MachineBasicBlock::iterator I = MBB->begin(), E = MBB->end(); I != E;
-        ++I)
-      visitInstr(I);
+    for (MachineInstr &MI : *MBB)
+      visitInstr(&MI);
     processUndefReads(MBB);
     leaveBasicBlock(MBB);
   }
 
   // Visit all the loop blocks again in order to merge DomainValues from
   // back-edges.
-  for (unsigned i = 0, e = Loops.size(); i != e; ++i) {
-    MachineBasicBlock *MBB = Loops[i];
+  for (MachineBasicBlock *MBB : Loops) {
     enterBasicBlock(MBB);
-    for (MachineBasicBlock::iterator I = MBB->begin(), E = MBB->end(); I != E;
-        ++I)
-      if (!I->isDebugValue())
-        processDefs(I, false);
+    for (MachineInstr &MI : *MBB)
+      if (!MI.isDebugValue())
+        processDefs(&MI, false);
     processUndefReads(MBB);
     leaveBasicBlock(MBB);
   }