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[objc-arc] Change some casts and loop iterators to use auto.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@231427 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Michael Gottesman 2015-03-05 23:29:06 +00:00
parent 3b402bcc83
commit 418e268994
1 changed files with 12 additions and 16 deletions
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28
lib/Transforms/ObjCARC/ObjCARCOpts.cpp
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@ -343,8 +343,8 @@ void BBState::MergePred(const BBState &Other) {
// For each entry in the other set, if our set has an entry with the same key,
// merge the entries. Otherwise, copy the entry and merge it with an empty
// entry.
for (ptr_const_iterator MI = Other.top_down_ptr_begin(),
ME = Other.top_down_ptr_end(); MI != ME; ++MI) {
for (auto MI = Other.top_down_ptr_begin(), ME = Other.top_down_ptr_end();
MI != ME; ++MI) {
std::pair<ptr_iterator, bool> Pair = PerPtrTopDown.insert(*MI);
Pair.first->second.Merge(Pair.second ? PtrState() : MI->second,
/*TopDown=*/true);
@ -352,8 +352,7 @@ void BBState::MergePred(const BBState &Other) {
// For each entry in our set, if the other set doesn't have an entry with the
// same key, force it to merge with an empty entry.
for (ptr_iterator MI = top_down_ptr_begin(),
ME = top_down_ptr_end(); MI != ME; ++MI)
for (auto MI = top_down_ptr_begin(), ME = top_down_ptr_end(); MI != ME; ++MI)
if (Other.PerPtrTopDown.find(MI->first) == Other.PerPtrTopDown.end())
MI->second.Merge(PtrState(), /*TopDown=*/true);
}
@ -387,8 +386,8 @@ void BBState::MergeSucc(const BBState &Other) {
// For each entry in the other set, if our set has an entry with the
// same key, merge the entries. Otherwise, copy the entry and merge
// it with an empty entry.
for (ptr_const_iterator MI = Other.bottom_up_ptr_begin(),
ME = Other.bottom_up_ptr_end(); MI != ME; ++MI) {
for (auto MI = Other.bottom_up_ptr_begin(), ME = Other.bottom_up_ptr_end();
MI != ME; ++MI) {
std::pair<ptr_iterator, bool> Pair = PerPtrBottomUp.insert(*MI);
Pair.first->second.Merge(Pair.second ? PtrState() : MI->second,
/*TopDown=*/false);
@ -396,8 +395,8 @@ void BBState::MergeSucc(const BBState &Other) {
// For each entry in our set, if the other set doesn't have an entry
// with the same key, force it to merge with an empty entry.
for (ptr_iterator MI = bottom_up_ptr_begin(),
ME = bottom_up_ptr_end(); MI != ME; ++MI)
for (auto MI = bottom_up_ptr_begin(), ME = bottom_up_ptr_end(); MI != ME;
++MI)
if (Other.PerPtrBottomUp.find(MI->first) == Other.PerPtrBottomUp.end())
MI->second.Merge(PtrState(), /*TopDown=*/false);
}
@ -442,7 +441,7 @@ static MDString *AppendMDNodeToSourcePtr(unsigned NodeId,
// MDNode it, attach a new MDNode onto it. If pointer is a result of
// an instruction and does have a source MDNode attached to it, return a
// reference to said Node. Otherwise just return 0.
if (Instruction *Inst = dyn_cast<Instruction>(Ptr)) {
if (auto *Inst = dyn_cast<Instruction>(Ptr)) {
MDNode *Node;
if (!(Node = Inst->getMetadata(NodeId))) {
// We do not have any node. Generate and attatch the hash MDString to the
@ -465,7 +464,7 @@ static MDString *AppendMDNodeToSourcePtr(unsigned NodeId,
"An ARCAnnotationProvenanceSourceMDKind can only have 1 operand.");
Hash = cast<MDString>(Node->getOperand(0));
}
} else if (Argument *Arg = dyn_cast<Argument>(Ptr)) {
} else if (auto *Arg = dyn_cast<Argument>(Ptr)) {
std::string str;
raw_string_ostream os(str);
os << "(" << Arg->getParent()->getName() << ",%" << Arg->getName()
@ -2430,8 +2429,7 @@ HasSafePathToPredecessorCall(const Value *Arg, Instruction *Retain,
if (DepInsts.size() != 1)
return false;
CallInst *Call =
dyn_cast_or_null<CallInst>(*DepInsts.begin());
auto *Call = dyn_cast_or_null<CallInst>(*DepInsts.begin());
// Check that the pointer is the return value of the call.
if (!Call || Arg != Call)
@ -2459,8 +2457,7 @@ FindPredecessorRetainWithSafePath(const Value *Arg, BasicBlock *BB,
if (DepInsts.size() != 1)
return nullptr;
CallInst *Retain =
dyn_cast_or_null<CallInst>(*DepInsts.begin());
auto *Retain = dyn_cast_or_null<CallInst>(*DepInsts.begin());
// Check that we found a retain with the same argument.
if (!Retain || !IsRetain(GetBasicARCInstKind(Retain)) ||
@ -2485,8 +2482,7 @@ FindPredecessorAutoreleaseWithSafePath(const Value *Arg, BasicBlock *BB,
if (DepInsts.size() != 1)
return nullptr;
CallInst *Autorelease =
dyn_cast_or_null<CallInst>(*DepInsts.begin());
auto *Autorelease = dyn_cast_or_null<CallInst>(*DepInsts.begin());
if (!Autorelease)
return nullptr;
ARCInstKind AutoreleaseClass = GetBasicARCInstKind(Autorelease);