115   BasicBlock *PredBB = BB->getUniquePredecessor();  in MergeBlockIntoPredecessor()  local
116   if (!PredBB) return false;  in MergeBlockIntoPredecessor()
119   if (PredBB == BB) return false;  in MergeBlockIntoPredecessor()
121   if (PredBB->getTerminator()->isExceptional())  in MergeBlockIntoPredecessor()
124   succ_iterator SI(succ_begin(PredBB)), SE(succ_end(PredBB));  in MergeBlockIntoPredecessor()
150   PredBB->getInstList().pop_back();  in MergeBlockIntoPredecessor()
154   BB->replaceAllUsesWith(PredBB);  in MergeBlockIntoPredecessor()
157   PredBB->getInstList().splice(PredBB->end(), BB->getInstList());  in MergeBlockIntoPredecessor()
160   if (!PredBB->hasName())  in MergeBlockIntoPredecessor()
161     PredBB->takeName(BB);  in MergeBlockIntoPredecessor()
166       DomTreeNode *PredDTN = DT->getNode(PredBB);  in MergeBlockIntoPredecessor()