121 void Substring::SetBounds(std::optional<Expr<SubscriptInteger>> &lower,  in SetBounds()
131 Expr<SubscriptInteger> Substring::lower() const {  in lower()
139 Substring &Substring::set_lower(Expr<SubscriptInteger> &&expr) {  in set_lower()
144 std::optional<Expr<SubscriptInteger>> Substring::upper() const {  in upper()
160 Substring &Substring::set_upper(Expr<SubscriptInteger> &&expr) {  in set_upper()
165 std::optional<Expr<SomeCharacter>> Substring::Fold(FoldingContext &context) {  in Fold()
215             if (auto substr{cc->Substring(*lbi, *ubi)}) {  in Fold()
322 std::optional<Expr<SubscriptInteger>> Substring::LEN() const {  in LEN()
439 int Substring::Rank() const {  in Rank()
522 BaseObject Substring::GetBaseObject() const {  in GetBaseObject()
534 const Symbol *Substring::GetLastSymbol() const {  in GetLastSymbol()
547           [](const Substring &sstring) { return sstring.GetBaseObject(); },  in GetBaseObject()
551                               Substring>) {  in GetBaseObject()
565           [](const Substring &sstring) { return sstring.GetLastSymbol(); },  in GetLastSymbol()
569                               Substring>) {  in GetLastSymbol()
586     if (const Substring * substring{std::get_if<Substring>(&u)}) {  in GetType()
674 bool Substring::operator==(const Substring &that) const {  in operator ==()