303   return isa<UndefValue>(CmpEq) || match(CmpEq, m_One());  in isElementWiseEqual()
330       this, [&](const auto *C) { return isa<UndefValue>(C); });  in containsUndefOrPoisonElement()
441   if (const auto *UV = dyn_cast<UndefValue>(this))  in getAggregateElement()
541     delete static_cast<UndefValue *>(C);  in deleteConstant()
735         UndefValue::get(C->getType()));  in removeDeadUsersOfConstant()
800     return UndefValue::get(Ty);  in mergeUndefsWith()
819       NewC[I] = UndefValue::get(EltTy);  in mergeUndefsWith()
1120 UndefValue *UndefValue::getSequentialElement() const {  in getSequentialElement()
1122     return UndefValue::get(ATy->getElementType());  in getSequentialElement()
1123   return UndefValue::get(cast<VectorType>(getType())->getElementType());  in getSequentialElement()
1126 UndefValue *UndefValue::getStructElement(unsigned Elt) const {  in getStructElement()
1127   return UndefValue::get(getType()->getStructElementType(Elt));  in getStructElement()
1130 UndefValue *UndefValue::getElementValue(Constant *C) const {  in getElementValue()
1136 UndefValue *UndefValue::getElementValue(unsigned Idx) const {  in getElementValue()
1142 unsigned UndefValue::getNumElements() const {  in getNumElements()
1287   if (isa<UndefValue>(C) && rangeOnlyContains(V.begin(), V.end(), C))  in getImpl()
1288     return UndefValue::get(Ty);  in getImpl()
1338     isUndef = isa<UndefValue>(V[0]);  in get()
1348         if (isa<PoisonValue>(V[i]) || !isa<UndefValue>(V[i]))  in get()
1358     return UndefValue::get(ST);  in get()
1385   bool isUndef = isa<UndefValue>(C);  in getImpl()
1401     return UndefValue::get(T);  in getImpl()
1429   else if (isa<UndefValue>(V))  in getSplat()
1430     return UndefValue::get(VTy);  in getSplat()
1435   Constant *UndefV = UndefValue::get(VTy);  in getSplat()
1475     if (isa<UndefValue>(*OI))  in isGEPWithNoNotionalOverIndexing()
1714       isa<UndefValue>(Shuf->getOperand(1))) {  in getSplatValue()
1718         isa<UndefValue>(IElt->getOperand(0))) {  in getSplatValue()
1747     if (isa<UndefValue>(OpC))  in getSplatValue()
1751     if (isa<UndefValue>(Elt))  in getSplatValue()
1786 UndefValue *UndefValue::get(Type *Ty) {  in get()
1787   std::unique_ptr<UndefValue> &Entry = Ty->getContext().pImpl->UVConstants[Ty];  in get()
1789     Entry.reset(new UndefValue(Ty));  in get()
1795 void UndefValue::destroyConstantImpl() {  in destroyConstantImpl()
2790     if (isa<UndefValue>(Elt)) {  in getExactLogBase2()
3385   if (AllSame && isa<UndefValue>(ToC))  in handleOperandChangeImpl()
3386     return UndefValue::get(getType());  in handleOperandChangeImpl()
3425   if (AllSame && isa<UndefValue>(ToC))  in handleOperandChangeImpl()
3426     return UndefValue::get(getType());  in handleOperandChangeImpl()