[comparisons.greater]
22 General utilities library [utilities]
22.10 Function objects [function.objects]
22.10.8 Comparisons [comparisons]
22.10.8.4 Class template greater [comparisons.greater]
template<class T = void> struct greater {
constexpr bool operator()(const T& x, const T& y) const;
};
constexpr bool operator()(const T& x, const T& y) const;
template<> struct greater<void> {
template<class T, class U> constexpr auto operator()(T&& t, U&& u) const
-> decltype(std::forward<T>(t) > std::forward<U>(u));
using is_transparent = unspecified;
};
template<class T, class U> constexpr auto operator()(T&& t, U&& u) const
-> decltype(std::forward<T>(t) > std::forward<U>(u));
Returns: std::forward<T>(t) > std::forward<U>(u).