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-rw-r--r--lib/Transforms/InstCombine/InstCombinePHI.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/Transforms/InstCombine/InstCombinePHI.cpp b/lib/Transforms/InstCombine/InstCombinePHI.cpp
index 2c0714b..9e2e181 100644
--- a/lib/Transforms/InstCombine/InstCombinePHI.cpp
+++ b/lib/Transforms/InstCombine/InstCombinePHI.cpp
@@ -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?");