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Use the transferSuccessors helper function.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52495 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -381,11 +381,7 @@ MachineBasicBlock *BranchFolder::SplitMBBAt(MachineBasicBlock &CurMBB,
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CurMBB.getParent()->getBasicBlockList().insert(++MBBI, NewMBB);
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// Move all the successors of this block to the specified block.
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while (!CurMBB.succ_empty()) {
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MachineBasicBlock *S = *(CurMBB.succ_end()-1);
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NewMBB->addSuccessor(S);
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CurMBB.removeSuccessor(S);
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}
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NewMBB->transferSuccessors(&CurMBB);
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// Add an edge from CurMBB to NewMBB for the fall-through.
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CurMBB.addSuccessor(NewMBB);
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