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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/InstCombine/InstCombinePHI.cpp
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@@ -700,6 +700,7 @@ Instruction *InstCombiner::SliceUpIllegalIntegerPHI(PHINode &FirstPhi) {
// Otherwise, Create the new PHI node for this user.
EltPHI = PHINode::Create(Ty, PN->getName()+".off"+Twine(Offset), PN);
EltPHI->reserveOperandSpace(PN->getNumIncomingValues());
assert(EltPHI->getType() != PN->getType() &&
"Truncate didn't shrink phi?");