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_OBJECT_POINTER_H 10 #define _LIBCPP___TYPE_TRAITS_IS_MEMBER_OBJECT_POINTER_H 11 12 #include <__config> 13 #include <__type_traits/integral_constant.h> 14 15 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 16 # pragma GCC system_header 17 #endif 18 19 _LIBCPP_BEGIN_NAMESPACE_STD 20 21 #if __has_builtin(__is_member_object_pointer) 22 23 template<class _Tp> 24 struct _LIBCPP_TEMPLATE_VIS is_member_object_pointer 25 : _BoolConstant<__is_member_object_pointer(_Tp)> { }; 26 27 #if _LIBCPP_STD_VER > 14 28 template <class _Tp> 29 inline constexpr bool is_member_object_pointer_v = __is_member_object_pointer(_Tp); 30 #endif 31 32 #else // __has_builtin(__is_member_object_pointer) 33 34 template <class _Tp> struct _LIBCPP_TEMPLATE_VIS is_member_object_pointer 35 : public _BoolConstant< __libcpp_is_member_pointer<typename remove_cv<_Tp>::type>::__is_obj > {}; 36 37 #if _LIBCPP_STD_VER > 14 38 template <class _Tp> 39 inline constexpr bool is_member_object_pointer_v = is_member_object_pointer<_Tp>::value; 40 #endif 41 42 #endif // __has_builtin(__is_member_object_pointer) 43 44 _LIBCPP_END_NAMESPACE_STD 45 46 #endif // _LIBCPP___TYPE_TRAITS_IS_MEMBER_FUNCTION_POINTER_H 47