968       MachineBasicBlock *PBB = *P;  in TailMergeBlocks()  local
969       if (TriedMerging.count(PBB))  in TailMergeBlocks()
973       if (PBB == IBB)  in TailMergeBlocks()
977       if (!UniquePreds.insert(PBB).second)  in TailMergeBlocks()
981       if (PBB->getLandingPadSuccessor())  in TailMergeBlocks()
986       if (!TII->AnalyzeBranch(*PBB, TBB, FBB, Cond, true)) {  in TailMergeBlocks()
995             FBB = std::next(MachineFunction::iterator(PBB));  in TailMergeBlocks()
1002           MachineFunction::iterator IP = PBB;  IP++;  in TailMergeBlocks()
1024           TII->RemoveBranch(*PBB);  in TailMergeBlocks()
1027             TII->InsertBranch(*PBB, (TBB == IBB) ? FBB : TBB, nullptr,  in TailMergeBlocks()
1031         MergePotentials.push_back(MergePotentialsElt(HashEndOfMBB(PBB), *P));  in TailMergeBlocks()