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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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lib/Transforms/IPO/LowerSetJmp.cpp
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@@ -432,6 +432,7 @@ void LowerSetJmp::TransformSetJmpCall(CallInst* Inst)
// splitBasicBlock call.
PHINode* PHI = PHINode::Create(Type::getInt32Ty(Inst->getContext()),
"SetJmpReturn", Inst);
PHI->reserveOperandSpace(2);
// Coming from a call to setjmp, the return is 0.
PHI->addIncoming(Constant::getNullValue(Type::getInt32Ty(Inst->getContext())),