1088   for (const option& opt : opts) {  in LookupLongOpt()  local
1096   for (const option& opt : opts) {  in LookupShortOpt()  local
1127     option& opt = res->back();  in ParseOpts()  local
1169       const option* opt = LookupLongOpt(opts, arg, len);  in getopt_long()  local
1222     const option* opt = LookupShortOpt(opts, cur_char);  in getopt_long()  local
3991 constexpr bool operator==(const Optional<T>& opt, nullopt_t) {  in operator ==()
3996 constexpr bool operator==(nullopt_t, const Optional<T>& opt) {  in operator ==()
4001 constexpr bool operator!=(const Optional<T>& opt, nullopt_t) {  in operator !=()
4006 constexpr bool operator!=(nullopt_t, const Optional<T>& opt) {  in operator !=()
4016 constexpr bool operator<(nullopt_t, const Optional<T>& opt) {  in operator <()
4021 constexpr bool operator<=(const Optional<T>& opt, nullopt_t) {  in operator <=()
4031 constexpr bool operator>(const Optional<T>& opt, nullopt_t) {  in operator >()
4046 constexpr bool operator>=(nullopt_t, const Optional<T>& opt) {  in operator >=()
4051 constexpr bool operator==(const Optional<T>& opt, const U& value) {  in operator ==()
4056 constexpr bool operator==(const U& value, const Optional<T>& opt) {  in operator ==()
4061 constexpr bool operator!=(const Optional<T>& opt, const U& value) {  in operator !=()
4066 constexpr bool operator!=(const U& value, const Optional<T>& opt) {  in operator !=()
4071 constexpr bool operator<(const Optional<T>& opt, const U& value) {  in operator <()
4076 constexpr bool operator<(const U& value, const Optional<T>& opt) {  in operator <()
4081 constexpr bool operator<=(const Optional<T>& opt, const U& value) {  in operator <=()
4086 constexpr bool operator<=(const U& value, const Optional<T>& opt) {  in operator <=()
4091 constexpr bool operator>(const Optional<T>& opt, const U& value) {  in operator >()
4096 constexpr bool operator>(const U& value, const Optional<T>& opt) {  in operator >()
4101 constexpr bool operator>=(const Optional<T>& opt, const U& value) {  in operator >=()
4106 constexpr bool operator>=(const U& value, const Optional<T>& opt) {  in operator >=()