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Another attempt on umax

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This commit is contained in:
Nekotekina 2020-02-20 15:00:22 +03:00
parent 987223da3f
commit 2f255a528e
1 changed files with 9 additions and 9 deletions
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18
Utilities/types.h
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@ -414,39 +414,39 @@ constexpr inline struct umax_helper
{
constexpr umax_helper() noexcept = default;
template <typename T, typename S = simple_t<std::decay_t<T>>, typename = std::enable_if_t<std::is_unsigned_v<S>>>
template <typename T, typename S = simple_t<T>, typename = std::enable_if_t<std::is_unsigned_v<S>>>
explicit constexpr operator T() const
{
return std::numeric_limits<S>::max();
}
template <typename T, typename S = simple_t<std::decay_t<T>>, typename = std::enable_if_t<std::is_unsigned_v<S>>>
template <typename T, typename S = simple_t<T>, typename = std::enable_if_t<std::is_unsigned_v<S>>>
constexpr bool operator==(const T& rhs) const
{
return rhs == std::numeric_limits<simple_t<std::decay_t<T>>>::max();
return std::numeric_limits<S>::max() == rhs;
}
#if __cpp_impl_three_way_comparison >= 201711 && !__INTELLISENSE__
#else
template <typename T>
friend constexpr std::enable_if_t<std::is_unsigned_v<simple_t<std::decay_t<T>>>, bool> operator==(const T& lhs, const umax_helper& rhs)
friend constexpr std::enable_if_t<std::is_unsigned_v<simple_t<T>>, bool> operator==(const T& lhs, const umax_helper& rhs)
{
return rhs == lhs;
return std::numeric_limits<simple_t<T>>::max() == lhs;
}
#endif
#if __cpp_impl_three_way_comparison >= 201711
#else
template <typename T, typename S = simple_t<std::decay_t<T>>, typename = std::enable_if_t<std::is_unsigned_v<S>>>
template <typename T, typename S = simple_t<T>, typename = std::enable_if_t<std::is_unsigned_v<S>>>
constexpr bool operator!=(const T& rhs) const
{
return rhs != std::numeric_limits<simple_t<std::decay_t<T>>>::max();
return std::numeric_limits<S>::max() != rhs;
}
template <typename T>
friend constexpr std::enable_if_t<std::is_unsigned_v<simple_t<std::decay_t<T>>>, bool> operator!=(const T& lhs, const umax_helper& rhs)
friend constexpr std::enable_if_t<std::is_unsigned_v<simple_t<T>>, bool> operator!=(const T& lhs, const umax_helper& rhs)
{
return rhs != lhs;
return std::numeric_limits<simple_t<T>>::max() != lhs;
}
#endif
} umax;