291 UnsetInit *UnsetInit::get() {  in get()
292   static UnsetInit TheInit;  in get()
296 Init *UnsetInit::getCastTo(RecTy *Ty) const {  in getCastTo()
297   return const_cast<UnsetInit *>(this);  in getCastTo()
300 Init *UnsetInit::convertInitializerTo(RecTy *Ty) const {  in convertInitializerTo()
301   return const_cast<UnsetInit *>(this);  in convertInitializerTo()
441     if (isa<UnsetInit>(NewBit) && R.keepUnsetBits())  in resolveReferences()
1143     bool MHSok = MHSl || isa<UnsetInit>(MHS);  in Fold()
1144     bool RHSok = RHSl || isa<UnsetInit>(RHS);  in Fold()
1146     if (isa<UnsetInit>(MHS) && isa<UnsetInit>(RHS))  in Fold()
1153         Init *Node = MHSl ? MHSl->getElement(i) : UnsetInit::get();  in Fold()
1154         Init *Name = RHSl ? RHSl->getElement(i) : UnsetInit::get();  in Fold()
1155         if (!isa<StringInit>(Name) && !isa<UnsetInit>(Name))  in Fold()
1801   setValue(UnsetInit::get());  in RecordVal()
2111   if (isa<UnsetInit>(R->getValue())) {  in getValueAsBitOrUnset()
2198     if (!isa<UnsetInit>(RV->getValue())) {  in resolve()