123   Instruction *UserInst = cast<Instruction>(U.getUser());  in dominates()  local
124   if (auto *PN = dyn_cast<PHINode>(UserInst))  in dominates()
129     return properlyDominates(BB, UserInst->getParent());  in dominates()
258   Instruction *UserInst = cast<Instruction>(U.getUser());  in dominates()  local
260   PHINode *PN = dyn_cast<PHINode>(UserInst);  in dominates()
271     UseBB = UserInst->getParent();  in dominates()
283   Instruction *UserInst = cast<Instruction>(U.getUser());  in dominates()  local
290   if (PHINode *PN = dyn_cast<PHINode>(UserInst))  in dominates()
293     UseBB = UserInst->getParent();  in dominates()
329   if (isa<PHINode>(UserInst))  in dominates()
332   return Def->comesBefore(UserInst);  in dominates()