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Only remove the edge from entry to false if false block is merged.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37503 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -647,8 +647,8 @@ bool IfConverter::IfConvertTriangle(BBInfo &BBI) {
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// Now merge the entry of the triangle with the true block.
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BBI.NonPredSize -= TII->RemoveBranch(*BBI.BB);
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MergeBlocks(BBI, TrueBBI);
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// Remove entry to false edge.
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if (BBI.BB->isSuccessor(FalseBBI.BB))
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// Remove entry to false edge if false block is merged in as well.
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if (FalseBBDead && BBI.BB->isSuccessor(FalseBBI.BB))
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BBI.BB->removeSuccessor(FalseBBI.BB);
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std::copy(BBI.BrCond.begin(), BBI.BrCond.end(),
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std::back_inserter(BBI.Predicate));
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