271     BasicBlock *Pred = BB.getSinglePredecessor();  in mergeIntoSinglePredecessor_v1()  local
274     if (!Pred || Pred->getSingleSuccessor() != &BB)  in mergeIntoSinglePredecessor_v1()
278     if (Pred == &BB)  in mergeIntoSinglePredecessor_v1()
282     BB.replaceAllUsesWith(Pred);  in mergeIntoSinglePredecessor_v1()
290       I.moveBefore(Pred->getTerminator());  in mergeIntoSinglePredecessor_v1()
294     Pred->getTerminator()->eraseFromParent();  in mergeIntoSinglePredecessor_v1()
313     BasicBlock *Pred = BB.getSinglePredecessor();  in mergeIntoSinglePredecessor_v2()  local
316     if (!Pred || Pred->getSingleSuccessor() != &BB)  in mergeIntoSinglePredecessor_v2()
320     if (Pred == &BB)  in mergeIntoSinglePredecessor_v2()
327       DTUpdates.push_back({DominatorTree::Insert, Pred, Succ});  in mergeIntoSinglePredecessor_v2()
330     DTUpdates.push_back({DominatorTree::Delete, Pred, &BB});  in mergeIntoSinglePredecessor_v2()
333     BB.replaceAllUsesWith(Pred);  in mergeIntoSinglePredecessor_v2()
341       I.moveBefore(Pred->getTerminator());  in mergeIntoSinglePredecessor_v2()
345     Pred->getTerminator()->eraseFromParent();  in mergeIntoSinglePredecessor_v2()