64 struct DumpVisitor {  struct
65   unsigned Depth = 0;
66   bool PendingNewline = false;
68   template<typename NodeT> static constexpr bool wantsNewline(const NodeT *) {  in wantsNewline()
71   static bool wantsNewline(NodeArray A) { return !A.empty(); }  in wantsNewline()
72   static constexpr bool wantsNewline(...) { return false; }  in wantsNewline()
74   template<typename ...Ts> static bool anyWantNewline(Ts ...Vs) {  in anyWantNewline()
81   void printStr(const char *S) { fprintf(stderr, "%s", S); }  in printStr()
82   void print(std::string_view SV) {  in print()
85   void print(const Node *N) {  in print()
91   void print(NodeArray A) {  in print()
107   void print(bool B) { printStr(B ? "true" : "false"); }  in print()
109   template <class T> std::enable_if_t<std::is_unsigned<T>::value> print(T N) {  in print()
113   template <class T> std::enable_if_t<std::is_signed<T>::value> print(T N) {  in print()
117   void print(ReferenceKind RK) {  in print()
125   void print(FunctionRefQual RQ) {  in print()
135   void print(Qualifiers Qs) {  in print()
150   void print(SpecialSubKind SSK) {  in print()
166   void print(TemplateParamKind TPK) {  in print()
176   void print(Node::Prec P) {  in print()
221   void newLine() {  in newLine()
228   template<typename T> void printWithPendingNewline(T V) {  in printWithPendingNewline()
234   template<typename T> void printWithComma(T V) {  in printWithComma()
245   struct CtorArgPrinter {
257   template<typename NodeT> void operator()(const NodeT *Node) {  in operator ()()
265   void operator()(const ForwardTemplateReference *Node) {  in operator ()()