199   if (const UndefValue *UV = dyn_cast<UndefValue>(this))  in getAggregateElement()
688 UndefValue *UndefValue::getSequentialElement() const {  in getSequentialElement()
689   return UndefValue::get(getType()->getSequentialElementType());  in getSequentialElement()
694 UndefValue *UndefValue::getStructElement(unsigned Elt) const {  in getStructElement()
695   return UndefValue::get(getType()->getStructElementType(Elt));  in getStructElement()
700 UndefValue *UndefValue::getElementValue(Constant *C) const {  in getElementValue()
708 UndefValue *UndefValue::getElementValue(unsigned Idx) const {  in getElementValue()
755   if (isa<UndefValue>(C) && rangeOnlyContains(V.begin(), V.end(), C))  in get()
756     return UndefValue::get(Ty);  in get()
878     isUndef = isa<UndefValue>(V[0]);  in get()
884         if (!isa<UndefValue>(V[i]))  in get()
892     return UndefValue::get(ST);  in get()
927   bool isUndef = isa<UndefValue>(C);  in get()
940     return UndefValue::get(T);  in get()
1328 UndefValue *UndefValue::get(Type *Ty) {  in get()
1329   UndefValue *&Entry = Ty->getContext().pImpl->UVConstants[Ty];  in get()
1331     Entry = new UndefValue(Ty);  in get()
1338 void UndefValue::destroyConstant() {  in destroyConstant()
2559   } else if (AllSame && isa<UndefValue>(ToC)) {  in replaceUsesOfWithOnConstant()
2560     Replacement = UndefValue::get(getType());  in replaceUsesOfWithOnConstant()
2627   } else if (isa<UndefValue>(ToC)) {  in replaceUsesOfWithOnConstant()
2632       if (isAllUndef) isAllUndef = isa<UndefValue>(Val);  in replaceUsesOfWithOnConstant()
2646     Replacement = UndefValue::get(getType());  in replaceUsesOfWithOnConstant()