29 Time library [time]

29.11 Time zones [time.zone]

29.11.8 Class leap_­second [time.zone.leap]

29.11.8.3 Non-member functions [time.zone.leap.nonmembers]

constexpr bool operator==(const leap_second& x, const leap_second& y) noexcept;
Returns: x.date() == y.date().
constexpr strong_ordering operator<=>(const leap_second& x, const leap_second& y) noexcept;
Returns: x.date() <=> y.date().
template<class Duration> constexpr bool operator==(const leap_second& x, const sys_time<Duration>& y) noexcept;
Returns: x.date() == y.
template<class Duration> constexpr bool operator<(const leap_second& x, const sys_time<Duration>& y) noexcept;
Returns: x.date() < y.
template<class Duration> constexpr bool operator<(const sys_time<Duration>& x, const leap_second& y) noexcept;
Returns: x < y.date().
template<class Duration> constexpr bool operator>(const leap_second& x, const sys_time<Duration>& y) noexcept;
Returns: y < x.
template<class Duration> constexpr bool operator>(const sys_time<Duration>& x, const leap_second& y) noexcept;
Returns: y < x.
template<class Duration> constexpr bool operator<=(const leap_second& x, const sys_time<Duration>& y) noexcept;
Returns: !(y < x).
template<class Duration> constexpr bool operator<=(const sys_time<Duration>& x, const leap_second& y) noexcept;
Returns: !(y < x).
template<class Duration> constexpr bool operator>=(const leap_second& x, const sys_time<Duration>& y) noexcept;
Returns: !(x < y).
template<class Duration> constexpr bool operator>=(const sys_time<Duration>& x, const leap_second& y) noexcept;
Returns: !(x < y).
template<class Duration> requires three_­way_­comparable_­with<sys_seconds, sys_time<Duration>> constexpr auto operator<=>(const leap_second& x, const sys_time<Duration>& y) noexcept;
Returns: x.date() <=> y.