1 //===----------------------------------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef _LIBCPP___TYPE_TRAITS_IS_MEMBER_POINTER_H 10 #define _LIBCPP___TYPE_TRAITS_IS_MEMBER_POINTER_H 11 12 #include <__config> 13 #include <__type_traits/integral_constant.h> 14 #include <__type_traits/is_member_function_pointer.h> 15 16 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 17 # pragma GCC system_header 18 #endif 19 20 _LIBCPP_BEGIN_NAMESPACE_STD 21 22 #if __has_builtin(__is_member_pointer) 23 24 template <class _Tp> 25 struct _LIBCPP_TEMPLATE_VIS is_member_pointer : _BoolConstant<__is_member_pointer(_Tp)> {}; 26 27 # if _LIBCPP_STD_VER >= 17 28 template <class _Tp> 29 inline constexpr bool is_member_pointer_v = __is_member_pointer(_Tp); 30 # endif 31 32 #else // __has_builtin(__is_member_pointer) 33 34 template <class _Tp> 35 struct _LIBCPP_TEMPLATE_VIS is_member_pointer 36 : public _BoolConstant<__libcpp_is_member_pointer<__remove_cv_t<_Tp> >::__is_member> {}; 37 38 # if _LIBCPP_STD_VER >= 17 39 template <class _Tp> 40 inline constexpr bool is_member_pointer_v = is_member_pointer<_Tp>::value; 41 # endif 42 43 #endif // __has_builtin(__is_member_pointer) 44 45 _LIBCPP_END_NAMESPACE_STD 46 47 #endif // _LIBCPP___TYPE_TRAITS_IS_MEMBER_POINTER_H 48