167 bool DomTreeUpdater::isBBPendingDeletion(llvm::BasicBlock *DelBB) const {  in isBBPendingDeletion()
170   return DeletedBBs.contains(DelBB);  in isBBPendingDeletion()
178 void DomTreeUpdater::deleteBB(BasicBlock *DelBB) {  in deleteBB()  argument
179   validateDeleteBB(DelBB);  in deleteBB()
181     DeletedBBs.insert(DelBB);  in deleteBB()
185   DelBB->removeFromParent();  in deleteBB()
186   eraseDelBBNode(DelBB);  in deleteBB()
187   delete DelBB;  in deleteBB()
191     BasicBlock *DelBB, std::function<void(BasicBlock *)> Callback) {  in callbackDeleteBB()  argument
192   validateDeleteBB(DelBB);  in callbackDeleteBB()
194     Callbacks.push_back(CallBackOnDeletion(DelBB, Callback));  in callbackDeleteBB()
195     DeletedBBs.insert(DelBB);  in callbackDeleteBB()
199   DelBB->removeFromParent();  in callbackDeleteBB()
200   eraseDelBBNode(DelBB);  in callbackDeleteBB()
201   Callback(DelBB);  in callbackDeleteBB()
202   delete DelBB;  in callbackDeleteBB()
205 void DomTreeUpdater::eraseDelBBNode(BasicBlock *DelBB) {  in eraseDelBBNode()  argument
207     if (DT->getNode(DelBB))  in eraseDelBBNode()
208       DT->eraseNode(DelBB);  in eraseDelBBNode()
211     if (PDT->getNode(DelBB))  in eraseDelBBNode()
212       PDT->eraseNode(DelBB);  in eraseDelBBNode()
215 void DomTreeUpdater::validateDeleteBB(BasicBlock *DelBB) {  in validateDeleteBB()  argument
216   assert(DelBB && "Invalid push_back of nullptr DelBB.");  in validateDeleteBB()
217   assert(pred_empty(DelBB) && "DelBB has one or more predecessors.");  in validateDeleteBB()
219   while (!DelBB->empty()) {  in validateDeleteBB()
220     Instruction &I = DelBB->back();  in validateDeleteBB()
224     DelBB->getInstList().pop_back();  in validateDeleteBB()
228   new UnreachableInst(DelBB->getContext(), DelBB);  in validateDeleteBB()