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(Almost) always call reserveOperandSpace() on newly created PHINodes.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128535 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jay Foad
2011-03-30 11:19:20 +00:00
parent 8be7d8b43c
commit d8b4fb4aab
26 changed files with 54 additions and 21 deletions
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4
lib/Transforms/IPO/GlobalOpt.cpp
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@ -1193,9 +1193,11 @@ static Value *GetHeapSROAValue(Value *V, unsigned FieldNo,
const StructType *ST =
cast<StructType>(cast<PointerType>(PN->getType())->getElementType());
Result =
PHINode *NewPN =
PHINode::Create(PointerType::getUnqual(ST->getElementType(FieldNo)),
PN->getName()+".f"+Twine(FieldNo), PN);
NewPN->reserveOperandSpace(PN->getNumIncomingValues());
Result = NewPN;
PHIsToRewrite.push_back(std::make_pair(PN, FieldNo));
} else {
llvm_unreachable("Unknown usable value");