48     for (const Record *Derived : Records.getAllDerivedDefinitions("NodeType"))  in Hierarchy()  local
49       if (const Record *Base = Derived->getValueAsOptionalDef("base"))  in Hierarchy()
50         link(Derived, Base);  in Hierarchy()
52       sort(N.Derived, [](const NodeType *L, const NodeType *R) {  in Hierarchy()
57              N.Rec->isSubClassOf("External") || N.Derived.empty());  in Hierarchy()
58       assert(!N.Rec->isSubClassOf("Alternatives") || !N.Derived.empty());  in Hierarchy()
65     std::vector<const NodeType *> Derived;  member
81     for (const NodeType *D : Start->Derived)  in visit()
94   void link(const Record *Derived, const Record *Base) {  in link()  argument
95     auto &CN = get(Derived->getName()), &PN = get(Base->getName());  in link()
97     PN.Derived.push_back(&CN);  in link()
106   return N.Derived.empty() ? N : firstConcrete(*N.Derived.front());  in firstConcrete()
109   return N.Derived.empty() ? N : lastConcrete(*N.Derived.back());  in lastConcrete()
153     if (N.Derived.empty())  in EmitClangSyntaxNodeList()
207                   N.Derived.empty() ? " final" : "", N.Base->name());  in EmitClangSyntaxNodeClasses()
210     if (N.Derived.empty())  in EmitClangSyntaxNodeClasses()