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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/Utils/UnifyFunctionExitNodes.cpp
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@@ -117,6 +117,7 @@ bool UnifyFunctionExitNodes::runOnFunction(Function &F) {
} else {
// If the function doesn't return void... add a PHI node to the block...
PN = PHINode::Create(F.getReturnType(), "UnifiedRetVal");
PN->reserveOperandSpace(ReturningBlocks.size());
NewRetBlock->getInstList().push_back(PN);
ReturnInst::Create(F.getContext(), PN, NewRetBlock);
}