2927   BotCand.SU = nullptr;  in initialize()
3342   if (!BotCand.isValid() || BotCand.SU->isScheduled ||  in pickNodeBidirectional()
3343       BotCand.Policy != BotPolicy) {  in pickNodeBidirectional()
3344     BotCand.reset(CandPolicy());  in pickNodeBidirectional()
3345     pickNodeFromQueue(Bot, BotPolicy, DAG->getBotRPTracker(), BotCand);  in pickNodeBidirectional()
3346     assert(BotCand.Reason != NoCand && "failed to find the first candidate");  in pickNodeBidirectional()
3348     LLVM_DEBUG(traceCandidate(BotCand));  in pickNodeBidirectional()
3354       assert(TCand.SU == BotCand.SU &&  in pickNodeBidirectional()
3381   assert(BotCand.isValid());  in pickNodeBidirectional()
3383   SchedCandidate Cand = BotCand;  in pickNodeBidirectional()
3419         BotCand.reset(NoPolicy);  in pickNode()
3420         pickNodeFromQueue(Bot, NoPolicy, DAG->getBotRPTracker(), BotCand);  in pickNode()
3421         assert(BotCand.Reason != NoCand && "failed to find a candidate");  in pickNode()
3422         tracePick(BotCand);  in pickNode()
3423         SU = BotCand.SU;  in pickNode()