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Don't generate branch to entry block.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36917 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -280,7 +280,9 @@ static void SplitEdgeNicely(TerminatorInst *TI, unsigned SuccNum, Pass *P) {
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BranchInst *PredBr = dyn_cast<BranchInst>(Pred->getTerminator());
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BranchInst *PredBr = dyn_cast<BranchInst>(Pred->getTerminator());
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if (!PredBr || !PredBr->isUnconditional() ||
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if (!PredBr || !PredBr->isUnconditional() ||
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// Must be empty other than the branch.
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// Must be empty other than the branch.
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&Pred->front() != PredBr)
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&Pred->front() != PredBr ||
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// Cannot be the entry block; its label does not get emitted.
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Pred == &(Dest->getParent()->getEntryBlock()))
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continue;
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continue;
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// Finally, since we know that Dest has phi nodes in it, we have to make
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// Finally, since we know that Dest has phi nodes in it, we have to make
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