is_member_function_pointer.hpp

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// SPDX-License-Identifier: BSL-1.0
 
#ifndef TETL_TYPE_TRAITS_IS_MEMBER_FUNCTION_POINTER_HPP
#define TETL_TYPE_TRAITS_IS_MEMBER_FUNCTION_POINTER_HPP
 
#include <etl/_config/all.hpp>
 
#include <etl/_type_traits/bool_constant.hpp>
#include <etl/_type_traits/is_function.hpp>
#include <etl/_type_traits/remove_cv.hpp>
 
namespace etl {
 
#if defined(TETL_COMPILER_CLANG)
 
template <typename T>
inline constexpr bool is_member_function_pointer_v = __is_member_function_pointer(T);
 
template <typename T>
struct is_member_function_pointer : bool_constant<__is_member_function_pointer(T)> { };
 
#else
 
namespace detail {
template <typename T>
struct is_member_function_pointer_helper : etl::false_type { };
 
template <typename T, typename U>
struct is_member_function_pointer_helper<T U::*> : etl::is_function<T> { };
 
} // namespace detail

template <typename T>
struct is_member_function_pointer : detail::is_member_function_pointer_helper<remove_cv_t<T> > { };
 
template <typename T>
inline constexpr bool is_member_function_pointer_v = is_member_function_pointer<T>::value;
 
#endif
 
} // namespace etl
 
#endif // TETL_TYPE_TRAITS_IS_MEMBER_FUNCTION_POINTER_HPP