[llvm] r258183 - [SCEV] Use range-for; NFC

[Sanjoy Das via llvm-commits]

Author: sanjoy
Date: Tue Jan 19 14:53:46 2016
New Revision: 258183

URL: http://llvm.org/viewvc/llvm-project?rev=258183&view=rev
Log:
[SCEV] Use 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=258183&r1=258182&r2=258183&view=diff
==============================================================================
--- llvm/trunk/lib/Analysis/ScalarEvolution.cpp (original)
+++ llvm/trunk/lib/Analysis/ScalarEvolution.cpp Tue Jan 19 14:53:46 2016
@@ -5248,13 +5248,12 @@ ScalarEvolution::computeExitLimit(const
   // lead to the loop header.
   bool MustExecuteLoopHeader = true;
   BasicBlock *Exit = nullptr;
-  for (succ_iterator SI = succ_begin(ExitingBlock), SE = succ_end(ExitingBlock);
-       SI != SE; ++SI)
-    if (!L->contains(*SI)) {
+  for (auto *SBB : successors(ExitingBlock))
+    if (!L->contains(SBB)) {
       if (Exit) // Multiple exit successors.
         return getCouldNotCompute();
-      Exit = *SI;
-    } else if (*SI != L->getHeader()) {
+      Exit = SBB;
+    } else if (SBB != L->getHeader()) {
       MustExecuteLoopHeader = false;
     }