From cf6f4c8c34bb4026fdc1dc455c4362d2c35b495b Mon Sep 17 00:00:00 2001
From: Adrian Prantl <aprantl@apple.com>
Date: Thu, 27 Mar 2014 23:30:04 +0000
Subject: [PATCH] C++11: convert verbose loops to range-based loops.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204981 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Transforms/Utils/Local.cpp | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/lib/Transforms/Utils/Local.cpp b/lib/Transforms/Utils/Local.cpp
index 15f00358194..9d0be8be9c4 100644
--- a/lib/Transforms/Utils/Local.cpp
+++ b/lib/Transforms/Utils/Local.cpp
@@ -1036,17 +1036,16 @@ bool llvm::ConvertDebugDeclareToDebugValue(DbgDeclareInst *DDI,
 bool llvm::LowerDbgDeclare(Function &F) {
   DIBuilder DIB(*F.getParent());
   SmallVector<DbgDeclareInst *, 4> Dbgs;
-  for (Function::iterator FI = F.begin(), FE = F.end(); FI != FE; ++FI)
-    for (BasicBlock::iterator BI = FI->begin(), BE = FI->end(); BI != BE; ++BI) {
-      if (DbgDeclareInst *DDI = dyn_cast<DbgDeclareInst>(BI))
+  for (auto &FI : F)
+    for (BasicBlock::iterator BI : FI)
+      if (auto DDI = dyn_cast<DbgDeclareInst>(BI))
         Dbgs.push_back(DDI);
-    }
+
   if (Dbgs.empty())
     return false;
 
-  for (SmallVectorImpl<DbgDeclareInst *>::iterator I = Dbgs.begin(),
-         E = Dbgs.end(); I != E; ++I) {
-    DbgDeclareInst *DDI = *I;
+  for (auto &I : Dbgs) {
+    DbgDeclareInst *DDI = I;
     AllocaInst *AI = dyn_cast_or_null<AllocaInst>(DDI->getAddress());
     // If this is an alloca for a scalar variable, insert a dbg.value
     // at each load and store to the alloca and erase the dbg.declare.