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-rw-r--r--llvm/lib/Transforms/IPO/ArgumentPromotion.cpp6
-rw-r--r--llvm/lib/Transforms/IPO/GlobalOpt.cpp21
-rw-r--r--llvm/lib/Transforms/IPO/Internalize.cpp4
-rw-r--r--llvm/lib/Transforms/IPO/StripSymbols.cpp5
-rw-r--r--llvm/lib/Transforms/ObjCARC/DependencyAnalysis.cpp4
-rw-r--r--llvm/lib/Transforms/ObjCARC/ObjCARCContract.cpp5
-rw-r--r--llvm/lib/Transforms/ObjCARC/ObjCARCOpts.cpp48
-rw-r--r--llvm/lib/Transforms/Scalar/LoopDeletion.cpp5
-rw-r--r--llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp33
-rw-r--r--llvm/lib/Transforms/Scalar/Sink.cpp5
-rw-r--r--llvm/lib/Transforms/Utils/InlineFunction.cpp4
-rw-r--r--llvm/lib/Transforms/Utils/LoopSimplify.cpp15
-rw-r--r--llvm/lib/Transforms/Utils/PromoteMemoryToRegister.cpp6
13 files changed, 58 insertions, 103 deletions
diff --git a/llvm/lib/Transforms/IPO/ArgumentPromotion.cpp b/llvm/lib/Transforms/IPO/ArgumentPromotion.cpp
index e394535c1d7..7c40ecd98d1 100644
--- a/llvm/lib/Transforms/IPO/ArgumentPromotion.cpp
+++ b/llvm/lib/Transforms/IPO/ArgumentPromotion.cpp
@@ -477,10 +477,8 @@ bool ArgPromotion::isSafeToPromoteArgument(Argument *Arg,
// loading block.
for (pred_iterator PI = pred_begin(BB), E = pred_end(BB); PI != E; ++PI) {
BasicBlock *P = *PI;
- for (idf_ext_iterator<BasicBlock*, SmallPtrSet<BasicBlock*, 16> >
- I = idf_ext_begin(P, TranspBlocks),
- E = idf_ext_end(P, TranspBlocks); I != E; ++I)
- if (AA.canBasicBlockModify(**I, Loc))
+ for (BasicBlock *TranspBB : inverse_depth_first_ext(P, TranspBlocks))
+ if (AA.canBasicBlockModify(*TranspBB, Loc))
return false;
}
}
diff --git a/llvm/lib/Transforms/IPO/GlobalOpt.cpp b/llvm/lib/Transforms/IPO/GlobalOpt.cpp
index cc8525ca4bf..93e15e09994 100644
--- a/llvm/lib/Transforms/IPO/GlobalOpt.cpp
+++ b/llvm/lib/Transforms/IPO/GlobalOpt.cpp
@@ -1115,9 +1115,7 @@ static bool AllGlobalLoadUsesSimpleEnoughForHeapSRA(const GlobalVariable *GV,
// that all inputs the to the PHI nodes are in the same equivalence sets.
// Check to verify that all operands of the PHIs are either PHIS that can be
// transformed, loads from GV, or MI itself.
- for (SmallPtrSet<const PHINode*, 32>::const_iterator I = LoadUsingPHIs.begin()
- , E = LoadUsingPHIs.end(); I != E; ++I) {
- const PHINode *PN = *I;
+ for (const PHINode *PN : LoadUsingPHIs) {
for (unsigned op = 0, e = PN->getNumIncomingValues(); op != e; ++op) {
Value *InVal = PN->getIncomingValue(op);
@@ -2711,10 +2709,8 @@ static bool EvaluateStaticConstructor(Function *F, const DataLayout *DL,
Eval.getMutatedMemory().begin(), E = Eval.getMutatedMemory().end();
I != E; ++I)
CommitValueTo(I->second, I->first);
- for (SmallPtrSet<GlobalVariable*, 8>::const_iterator I =
- Eval.getInvariants().begin(), E = Eval.getInvariants().end();
- I != E; ++I)
- (*I)->setConstant(true);
+ for (GlobalVariable *GV : Eval.getInvariants())
+ GV->setConstant(true);
}
return EvalSuccess;
@@ -2768,10 +2764,17 @@ public:
CompilerUsedV = collectUsedGlobalVariables(M, CompilerUsed, true);
}
typedef SmallPtrSet<GlobalValue *, 8>::iterator iterator;
+ typedef iterator_range<iterator> used_iterator_range;
iterator usedBegin() { return Used.begin(); }
iterator usedEnd() { return Used.end(); }
+ used_iterator_range used() {
+ return used_iterator_range(usedBegin(), usedEnd());
+ }
iterator compilerUsedBegin() { return CompilerUsed.begin(); }
iterator compilerUsedEnd() { return CompilerUsed.end(); }
+ used_iterator_range compilerUsed() {
+ return used_iterator_range(compilerUsedBegin(), compilerUsedEnd());
+ }
bool usedCount(GlobalValue *GV) const { return Used.count(GV); }
bool compilerUsedCount(GlobalValue *GV) const {
return CompilerUsed.count(GV);
@@ -2860,8 +2863,8 @@ bool GlobalOpt::OptimizeGlobalAliases(Module &M) {
bool Changed = false;
LLVMUsed Used(M);
- for (LLVMUsed::iterator I = Used.usedBegin(), E = Used.usedEnd(); I != E; ++I)
- Used.compilerUsedErase(*I);
+ for (GlobalValue *GV : Used.used())
+ Used.compilerUsedErase(GV);
for (Module::alias_iterator I = M.alias_begin(), E = M.alias_end();
I != E;) {
diff --git a/llvm/lib/Transforms/IPO/Internalize.cpp b/llvm/lib/Transforms/IPO/Internalize.cpp
index c970a1a1c1a..7950163f757 100644
--- a/llvm/lib/Transforms/IPO/Internalize.cpp
+++ b/llvm/lib/Transforms/IPO/Internalize.cpp
@@ -148,9 +148,7 @@ bool InternalizePass::runOnModule(Module &M) {
// we don't see references from function local inline assembly. To be
// conservative, we internalize symbols in llvm.compiler.used, but we
// keep llvm.compiler.used so that the symbol is not deleted by llvm.
- for (SmallPtrSet<GlobalValue *, 8>::iterator I = Used.begin(), E = Used.end();
- I != E; ++I) {
- GlobalValue *V = *I;
+ for (GlobalValue *V : Used) {
ExternalNames.insert(V->getName());
}
diff --git a/llvm/lib/Transforms/IPO/StripSymbols.cpp b/llvm/lib/Transforms/IPO/StripSymbols.cpp
index 813f30d223c..e459a634dcf 100644
--- a/llvm/lib/Transforms/IPO/StripSymbols.cpp
+++ b/llvm/lib/Transforms/IPO/StripSymbols.cpp
@@ -154,9 +154,8 @@ static void RemoveDeadConstant(Constant *C) {
C->destroyConstant();
// If the constant referenced anything, see if we can delete it as well.
- for (SmallPtrSet<Constant*, 4>::iterator OI = Operands.begin(),
- OE = Operands.end(); OI != OE; ++OI)
- RemoveDeadConstant(*OI);
+ for (Constant *O : Operands)
+ RemoveDeadConstant(O);
}
// Strip the symbol table of its names.
diff --git a/llvm/lib/Transforms/ObjCARC/DependencyAnalysis.cpp b/llvm/lib/Transforms/ObjCARC/DependencyAnalysis.cpp
index 4cede4f0f64..542909865af 100644
--- a/llvm/lib/Transforms/ObjCARC/DependencyAnalysis.cpp
+++ b/llvm/lib/Transforms/ObjCARC/DependencyAnalysis.cpp
@@ -246,9 +246,7 @@ llvm::objcarc::FindDependencies(DependenceKind Flavor,
// Determine whether the original StartBB post-dominates all of the blocks we
// visited. If not, insert a sentinal indicating that most optimizations are
// not safe.
- for (SmallPtrSet<const BasicBlock *, 4>::const_iterator I = Visited.begin(),
- E = Visited.end(); I != E; ++I) {
- const BasicBlock *BB = *I;
+ for (const BasicBlock *BB : Visited) {
if (BB == StartBB)
continue;
const TerminatorInst *TI = cast<TerminatorInst>(&BB->back());
diff --git a/llvm/lib/Transforms/ObjCARC/ObjCARCContract.cpp b/llvm/lib/Transforms/ObjCARC/ObjCARCContract.cpp
index fa932500c1e..eb325eb9417 100644
--- a/llvm/lib/Transforms/ObjCARC/ObjCARCContract.cpp
+++ b/llvm/lib/Transforms/ObjCARC/ObjCARCContract.cpp
@@ -508,9 +508,8 @@ bool ObjCARCContract::runOnFunction(Function &F) {
// If this function has no escaping allocas or suspicious vararg usage,
// objc_storeStrong calls can be marked with the "tail" keyword.
if (TailOkForStoreStrongs)
- for (SmallPtrSet<CallInst *, 8>::iterator I = StoreStrongCalls.begin(),
- E = StoreStrongCalls.end(); I != E; ++I)
- (*I)->setTailCall();
+ for (CallInst *CI : StoreStrongCalls)
+ CI->setTailCall();
StoreStrongCalls.clear();
return Changed;
diff --git a/llvm/lib/Transforms/ObjCARC/ObjCARCOpts.cpp b/llvm/lib/Transforms/ObjCARC/ObjCARCOpts.cpp
index af16d5dd21e..2ce7dfd86f6 100644
--- a/llvm/lib/Transforms/ObjCARC/ObjCARCOpts.cpp
+++ b/llvm/lib/Transforms/ObjCARC/ObjCARCOpts.cpp
@@ -411,10 +411,8 @@ bool RRInfo::Merge(const RRInfo &Other) {
// Merge the insert point sets. If there are any differences,
// that makes this a partial merge.
bool Partial = ReverseInsertPts.size() != Other.ReverseInsertPts.size();
- for (SmallPtrSet<Instruction *, 2>::const_iterator
- I = Other.ReverseInsertPts.begin(),
- E = Other.ReverseInsertPts.end(); I != E; ++I)
- Partial |= ReverseInsertPts.insert(*I);
+ for (Instruction *Inst : Other.ReverseInsertPts)
+ Partial |= ReverseInsertPts.insert(Inst);
return Partial;
}
@@ -2299,10 +2297,7 @@ void ObjCARCOpt::MoveCalls(Value *Arg,
DEBUG(dbgs() << "== ObjCARCOpt::MoveCalls ==\n");
// Insert the new retain and release calls.
- for (SmallPtrSet<Instruction *, 2>::const_iterator
- PI = ReleasesToMove.ReverseInsertPts.begin(),
- PE = ReleasesToMove.ReverseInsertPts.end(); PI != PE; ++PI) {
- Instruction *InsertPt = *PI;
+ for (Instruction *InsertPt : ReleasesToMove.ReverseInsertPts) {
Value *MyArg = ArgTy == ParamTy ? Arg :
new BitCastInst(Arg, ParamTy, "", InsertPt);
Constant *Decl = EP.get(ARCRuntimeEntryPoints::EPT_Retain);
@@ -2313,10 +2308,7 @@ void ObjCARCOpt::MoveCalls(Value *Arg,
DEBUG(dbgs() << "Inserting new Retain: " << *Call << "\n"
"At insertion point: " << *InsertPt << "\n");
}
- for (SmallPtrSet<Instruction *, 2>::const_iterator
- PI = RetainsToMove.ReverseInsertPts.begin(),
- PE = RetainsToMove.ReverseInsertPts.end(); PI != PE; ++PI) {
- Instruction *InsertPt = *PI;
+ for (Instruction *InsertPt : RetainsToMove.ReverseInsertPts) {
Value *MyArg = ArgTy == ParamTy ? Arg :
new BitCastInst(Arg, ParamTy, "", InsertPt);
Constant *Decl = EP.get(ARCRuntimeEntryPoints::EPT_Release);
@@ -2333,18 +2325,12 @@ void ObjCARCOpt::MoveCalls(Value *Arg,
}
// Delete the original retain and release calls.
- for (SmallPtrSet<Instruction *, 2>::const_iterator
- AI = RetainsToMove.Calls.begin(),
- AE = RetainsToMove.Calls.end(); AI != AE; ++AI) {
- Instruction *OrigRetain = *AI;
+ for (Instruction *OrigRetain : RetainsToMove.Calls) {
Retains.blot(OrigRetain);
DeadInsts.push_back(OrigRetain);
DEBUG(dbgs() << "Deleting retain: " << *OrigRetain << "\n");
}
- for (SmallPtrSet<Instruction *, 2>::const_iterator
- AI = ReleasesToMove.Calls.begin(),
- AE = ReleasesToMove.Calls.end(); AI != AE; ++AI) {
- Instruction *OrigRelease = *AI;
+ for (Instruction *OrigRelease : ReleasesToMove.Calls) {
Releases.erase(OrigRelease);
DeadInsts.push_back(OrigRelease);
DEBUG(dbgs() << "Deleting release: " << *OrigRelease << "\n");
@@ -2392,10 +2378,7 @@ ObjCARCOpt::ConnectTDBUTraversals(DenseMap<const BasicBlock *, BBState>
KnownSafeTD &= NewRetainRRI.KnownSafe;
MultipleOwners =
MultipleOwners || MultiOwnersSet.count(GetObjCArg(NewRetain));
- for (SmallPtrSet<Instruction *, 2>::const_iterator
- LI = NewRetainRRI.Calls.begin(),
- LE = NewRetainRRI.Calls.end(); LI != LE; ++LI) {
- Instruction *NewRetainRelease = *LI;
+ for (Instruction *NewRetainRelease : NewRetainRRI.Calls) {
DenseMap<Value *, RRInfo>::const_iterator Jt =
Releases.find(NewRetainRelease);
if (Jt == Releases.end())
@@ -2441,11 +2424,7 @@ ObjCARCOpt::ConnectTDBUTraversals(DenseMap<const BasicBlock *, BBState>
// Collect the optimal insertion points.
if (!KnownSafe)
- for (SmallPtrSet<Instruction *, 2>::const_iterator
- RI = NewRetainReleaseRRI.ReverseInsertPts.begin(),
- RE = NewRetainReleaseRRI.ReverseInsertPts.end();
- RI != RE; ++RI) {
- Instruction *RIP = *RI;
+ for (Instruction *RIP : NewRetainReleaseRRI.ReverseInsertPts) {
if (ReleasesToMove.ReverseInsertPts.insert(RIP)) {
// If we overflow when we compute the path count, don't
// remove/move anything.
@@ -2476,10 +2455,7 @@ ObjCARCOpt::ConnectTDBUTraversals(DenseMap<const BasicBlock *, BBState>
const RRInfo &NewReleaseRRI = It->second;
KnownSafeBU &= NewReleaseRRI.KnownSafe;
CFGHazardAfflicted |= NewReleaseRRI.CFGHazardAfflicted;
- for (SmallPtrSet<Instruction *, 2>::const_iterator
- LI = NewReleaseRRI.Calls.begin(),
- LE = NewReleaseRRI.Calls.end(); LI != LE; ++LI) {
- Instruction *NewReleaseRetain = *LI;
+ for (Instruction *NewReleaseRetain : NewReleaseRRI.Calls) {
MapVector<Value *, RRInfo>::const_iterator Jt =
Retains.find(NewReleaseRetain);
if (Jt == Retains.end())
@@ -2509,11 +2485,7 @@ ObjCARCOpt::ConnectTDBUTraversals(DenseMap<const BasicBlock *, BBState>
// Collect the optimal insertion points.
if (!KnownSafe)
- for (SmallPtrSet<Instruction *, 2>::const_iterator
- RI = NewReleaseRetainRRI.ReverseInsertPts.begin(),
- RE = NewReleaseRetainRRI.ReverseInsertPts.end();
- RI != RE; ++RI) {
- Instruction *RIP = *RI;
+ for (Instruction *RIP : NewReleaseRetainRRI.ReverseInsertPts) {
if (RetainsToMove.ReverseInsertPts.insert(RIP)) {
// If we overflow when we compute the path count, don't
// remove/move anything.
diff --git a/llvm/lib/Transforms/Scalar/LoopDeletion.cpp b/llvm/lib/Transforms/Scalar/LoopDeletion.cpp
index 5ab686aa831..1d1f33ae618 100644
--- a/llvm/lib/Transforms/Scalar/LoopDeletion.cpp
+++ b/llvm/lib/Transforms/Scalar/LoopDeletion.cpp
@@ -239,9 +239,8 @@ bool LoopDeletion::runOnLoop(Loop *L, LPPassManager &LPM) {
LoopInfo &loopInfo = getAnalysis<LoopInfo>();
SmallPtrSet<BasicBlock*, 8> blocks;
blocks.insert(L->block_begin(), L->block_end());
- for (SmallPtrSet<BasicBlock*,8>::iterator I = blocks.begin(),
- E = blocks.end(); I != E; ++I)
- loopInfo.removeBlock(*I);
+ for (BasicBlock *BB : blocks)
+ loopInfo.removeBlock(BB);
// The last step is to inform the loop pass manager that we've
// eliminated this loop.
diff --git a/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp b/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp
index 3ec8eeebedb..fbc8e0e1e7b 100644
--- a/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp
+++ b/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp
@@ -1337,10 +1337,9 @@ void LSRUse::RecomputeRegs(size_t LUIdx, RegUseTracker &RegUses) {
}
// Update the RegTracker.
- for (SmallPtrSet<const SCEV *, 4>::iterator I = OldRegs.begin(),
- E = OldRegs.end(); I != E; ++I)
- if (!Regs.count(*I))
- RegUses.DropRegister(*I, LUIdx);
+ for (const SCEV *S : OldRegs)
+ if (!Regs.count(S))
+ RegUses.DropRegister(S, LUIdx);
}
void LSRUse::print(raw_ostream &OS) const {
@@ -2226,13 +2225,12 @@ LSRInstance::OptimizeLoopTermCond() {
// must dominate all the post-inc comparisons we just set up, and it must
// dominate the loop latch edge.
IVIncInsertPos = L->getLoopLatch()->getTerminator();
- for (SmallPtrSet<Instruction *, 4>::const_iterator I = PostIncs.begin(),
- E = PostIncs.end(); I != E; ++I) {
+ for (Instruction *Inst : PostIncs) {
BasicBlock *BB =
DT.findNearestCommonDominator(IVIncInsertPos->getParent(),
- (*I)->getParent());
- if (BB == (*I)->getParent())
- IVIncInsertPos = *I;
+ Inst->getParent());
+ if (BB == Inst->getParent())
+ IVIncInsertPos = Inst;
else if (BB != IVIncInsertPos->getParent())
IVIncInsertPos = BB->getTerminator();
}
@@ -2567,9 +2565,8 @@ isProfitableChain(IVChain &Chain, SmallPtrSetImpl<Instruction*> &Users,
if (!Users.empty()) {
DEBUG(dbgs() << "Chain: " << *Chain.Incs[0].UserInst << " users:\n";
- for (SmallPtrSet<Instruction*, 4>::const_iterator I = Users.begin(),
- E = Users.end(); I != E; ++I) {
- dbgs() << " " << **I << "\n";
+ for (Instruction *Inst : Users) {
+ dbgs() << " " << *Inst << "\n";
});
return false;
}
@@ -4302,10 +4299,9 @@ void LSRInstance::SolveRecurse(SmallVectorImpl<const Formula *> &Solution,
// reference that register in order to be considered. This prunes out
// unprofitable searching.
SmallSetVector<const SCEV *, 4> ReqRegs;
- for (SmallPtrSet<const SCEV *, 16>::const_iterator I = CurRegs.begin(),
- E = CurRegs.end(); I != E; ++I)
- if (LU.Regs.count(*I))
- ReqRegs.insert(*I);
+ for (const SCEV *S : CurRegs)
+ if (LU.Regs.count(S))
+ ReqRegs.insert(S);
SmallPtrSet<const SCEV *, 16> NewRegs;
Cost NewCost;
@@ -4350,9 +4346,8 @@ void LSRInstance::SolveRecurse(SmallVectorImpl<const Formula *> &Solution,
} else {
DEBUG(dbgs() << "New best at "; NewCost.print(dbgs());
dbgs() << ".\n Regs:";
- for (SmallPtrSet<const SCEV *, 16>::const_iterator
- I = NewRegs.begin(), E = NewRegs.end(); I != E; ++I)
- dbgs() << ' ' << **I;
+ for (const SCEV *S : NewRegs)
+ dbgs() << ' ' << *S;
dbgs() << '\n');
SolutionCost = NewCost;
diff --git a/llvm/lib/Transforms/Scalar/Sink.cpp b/llvm/lib/Transforms/Scalar/Sink.cpp
index 2f4e23a7488..903b675fdd5 100644
--- a/llvm/lib/Transforms/Scalar/Sink.cpp
+++ b/llvm/lib/Transforms/Scalar/Sink.cpp
@@ -166,9 +166,8 @@ static bool isSafeToMove(Instruction *Inst, AliasAnalysis *AA,
if (LoadInst *L = dyn_cast<LoadInst>(Inst)) {
AliasAnalysis::Location Loc = AA->getLocation(L);
- for (SmallPtrSet<Instruction *, 8>::iterator I = Stores.begin(),
- E = Stores.end(); I != E; ++I)
- if (AA->getModRefInfo(*I, Loc) & AliasAnalysis::Mod)
+ for (Instruction *S : Stores)
+ if (AA->getModRefInfo(S, Loc) & AliasAnalysis::Mod)
return false;
}
diff --git a/llvm/lib/Transforms/Utils/InlineFunction.cpp b/llvm/lib/Transforms/Utils/InlineFunction.cpp
index b0568feb729..be81a768114 100644
--- a/llvm/lib/Transforms/Utils/InlineFunction.cpp
+++ b/llvm/lib/Transforms/Utils/InlineFunction.cpp
@@ -247,9 +247,7 @@ static void HandleInlinedInvoke(InvokeInst *II, BasicBlock *FirstNewBlock,
// Append the clauses from the outer landing pad instruction into the inlined
// landing pad instructions.
LandingPadInst *OuterLPad = Invoke.getLandingPadInst();
- for (SmallPtrSet<LandingPadInst*, 16>::iterator I = InlinedLPads.begin(),
- E = InlinedLPads.end(); I != E; ++I) {
- LandingPadInst *InlinedLPad = *I;
+ for (LandingPadInst *InlinedLPad : InlinedLPads) {
unsigned OuterNum = OuterLPad->getNumClauses();
InlinedLPad->reserveClauses(OuterNum);
for (unsigned OuterIdx = 0; OuterIdx != OuterNum; ++OuterIdx)
diff --git a/llvm/lib/Transforms/Utils/LoopSimplify.cpp b/llvm/lib/Transforms/Utils/LoopSimplify.cpp
index ef422914b6b..c31464a372f 100644
--- a/llvm/lib/Transforms/Utils/LoopSimplify.cpp
+++ b/llvm/lib/Transforms/Utils/LoopSimplify.cpp
@@ -496,20 +496,19 @@ ReprocessLoop:
}
// Delete each unique out-of-loop (and thus dead) predecessor.
- for (SmallPtrSet<BasicBlock*, 4>::iterator I = BadPreds.begin(),
- E = BadPreds.end(); I != E; ++I) {
+ for (BasicBlock *P : BadPreds) {
DEBUG(dbgs() << "LoopSimplify: Deleting edge from dead predecessor "
- << (*I)->getName() << "\n");
+ << P->getName() << "\n");
// Inform each successor of each dead pred.
- for (succ_iterator SI = succ_begin(*I), SE = succ_end(*I); SI != SE; ++SI)
- (*SI)->removePredecessor(*I);
+ for (succ_iterator SI = succ_begin(P), SE = succ_end(P); SI != SE; ++SI)
+ (*SI)->removePredecessor(P);
// Zap the dead pred's terminator and replace it with unreachable.
- TerminatorInst *TI = (*I)->getTerminator();
+ TerminatorInst *TI = P->getTerminator();
TI->replaceAllUsesWith(UndefValue::get(TI->getType()));
- (*I)->getTerminator()->eraseFromParent();
- new UnreachableInst((*I)->getContext(), *I);
+ P->getTerminator()->eraseFromParent();
+ new UnreachableInst(P->getContext(), P);
Changed = true;
}
}
diff --git a/llvm/lib/Transforms/Utils/PromoteMemoryToRegister.cpp b/llvm/lib/Transforms/Utils/PromoteMemoryToRegister.cpp
index c5746b54deb..ec48ab1144f 100644
--- a/llvm/lib/Transforms/Utils/PromoteMemoryToRegister.cpp
+++ b/llvm/lib/Transforms/Utils/PromoteMemoryToRegister.cpp
@@ -857,10 +857,8 @@ void PromoteMem2Reg::DetermineInsertionPoint(AllocaInst *AI, unsigned AllocaNum,
less_second> IDFPriorityQueue;
IDFPriorityQueue PQ;
- for (SmallPtrSet<BasicBlock *, 32>::const_iterator I = DefBlocks.begin(),
- E = DefBlocks.end();
- I != E; ++I) {
- if (DomTreeNode *Node = DT.getNode(*I))
+ for (BasicBlock *BB : DefBlocks) {
+ if (DomTreeNode *Node = DT.getNode(BB))
PQ.push(std::make_pair(Node, DomLevels[Node]));
}
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