4463     const auto *ExtInst = cast<const Instruction>(*Inst->user_begin());  in canGetThrough()  local
4464     if (ExtInst->hasOneUse()) {  in canGetThrough()
4465       const auto *AndInst = dyn_cast<const Instruction>(*ExtInst->user_begin());  in canGetThrough()
4576   Instruction *ExtInst = dyn_cast<Instruction>(ExtVal);  in promoteOperandForTruncAndAnyExt()  local
4577   if (!ExtInst || ExtInst->getType() != ExtInst->getOperand(0)->getType()) {  in promoteOperandForTruncAndAnyExt()
4578     if (ExtInst) {  in promoteOperandForTruncAndAnyExt()
4580         Exts->push_back(ExtInst);  in promoteOperandForTruncAndAnyExt()
4581       CreatedInstsCost = !TLI.isExtFree(ExtInst) && !HasMergedNonFreeExt;  in promoteOperandForTruncAndAnyExt()
4588   Value *NextVal = ExtInst->getOperand(0);  in promoteOperandForTruncAndAnyExt()
4589   TPT.eraseInstruction(ExtInst, NextVal);  in promoteOperandForTruncAndAnyExt()
6039     for (auto *ExtInst : NewlyMovedExts) {  in tryToPromoteExts()  local
6040       Instruction *MovedExt = cast<Instruction>(ExtInst);  in tryToPromoteExts()
7343   auto *ExtInst = CastInst::Create(ExtType, Cond, NewType);  in optimizeSwitchType()  local
7344   ExtInst->insertBefore(SI);  in optimizeSwitchType()
7345   ExtInst->setDebugLoc(SI->getDebugLoc());  in optimizeSwitchType()
7346   SI->setCondition(ExtInst);  in optimizeSwitchType()