Lines Matching refs:PU
521 if (PHINode *PU = dyn_cast<PHINode>(PN->use_back()))522 return DeadPHICycle(PU, PotentiallyDeadPHIs);815 if (PHINode *PU = dyn_cast<PHINode>(PHIUser)) {818 if (DeadPHICycle(PU, PotentiallyDeadPHIs))