4198       BasicBlock *UserParent = nullptr;  in run()  local
4215               if (UserParent && UserParent != PN->getIncomingBlock(i))  in run()
4217               UserParent = PN->getIncomingBlock(i);  in run()
4220           assert(UserParent && "expected to find user block!");  in run()
4222           if (UserParent && UserParent != UserInst->getParent())  in run()
4224           UserParent = UserInst->getParent();  in run()
4232           if (UserParent == BB || !DT.isReachableFromEntry(UserParent))  in run()
4235           auto *Term = UserParent->getTerminator();  in run()
4244           if (UserParent->getUniquePredecessor() != BB && !succ_empty(Term))  in run()
4247           assert(DT.dominates(BB, UserParent) && "Dominance relation broken?");  in run()
4254       if (!UserParent)  in run()
4257       return UserParent;  in run()
4262       auto *UserParent = *OptBB;  in run()  local
4264       if (TryToSinkInstruction(I, UserParent, TLI)) {  in run()