292     Instruction *U = dyn_cast<Instruction>(Q.pop_front_val());  in INITIALIZE_PASS_DEPENDENCY()  local
303   const auto *U = dyn_cast<const Instruction>(V);  in print()  local
341     if (Instruction *U = dyn_cast<Instruction>(V)) {  in initialize()  local
351     Instruction *U = cast<Instruction>(P.second);  in initialize()  local
368   auto Record = [this](Instruction *U) -> bool {  in record()
376   auto Use = [this](Instruction *U) -> bool {  in use()
387   auto Unuse = [this](Instruction *U) -> bool {  in unuse()
405     Instruction *U = dyn_cast<Instruction>(Q.pop_front_val());  in subst()  local
439     Instruction *U = dyn_cast<Instruction>(V);  in replace()  local
458     Instruction *U = cast<Instruction>(V);  in cleanup()  local
464     Instruction *U = cast<Instruction>(V);  in cleanup()  local
503     Instruction *U = dyn_cast<Instruction>(V);  in find()  local
544     Instruction *U = dyn_cast<Instruction>(Q.pop_front_val());  in simplify()  local
746   Value *Q = nullptr, *R = nullptr, *Y = nullptr, *Z = nullptr;  in matchLeftShift()  local
772     Value *U = *SelI->user_begin();  in matchLeftShift()  local
1040   } else if (ZExtInst *Z = dyn_cast<ZExtInst>(In)) {  in promoteTo()  local
1134   for (auto *U : Out->users()) {  in findCycle()  local
1464     Value *U = PN->getIncomingValueForBlock(LoopB);  in convertShiftsToLeft()  local
1645         Value *Z = BO->getOperand(1);  in setupPreSimplifier()  local
1653         Value *Y = Sel->getTrueValue(), *Z = Sel->getFalseValue();  in setupPreSimplifier()  local
1814     for (const Value *U : V->users()) {  in recognize()  local
2453                                      LPMUpdater &U) {  in run()