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_COMPOUND_H 10#define _LIBCPP___TYPE_TRAITS_IS_COMPOUND_H 11 12#include <__config> 13#include <__type_traits/integral_constant.h> 14#include <__type_traits/is_fundamental.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_compound) 23 24template <class _Tp> 25struct _LIBCPP_TEMPLATE_VIS is_compound : _BoolConstant<__is_compound(_Tp)> {}; 26 27# if _LIBCPP_STD_VER >= 17 28template <class _Tp> 29inline constexpr bool is_compound_v = __is_compound(_Tp); 30# endif 31 32#else // __has_builtin(__is_compound) 33 34template <class _Tp> 35struct _LIBCPP_TEMPLATE_VIS is_compound : public integral_constant<bool, !is_fundamental<_Tp>::value> {}; 36 37# if _LIBCPP_STD_VER >= 17 38template <class _Tp> 39inline constexpr bool is_compound_v = is_compound<_Tp>::value; 40# endif 41 42#endif // __has_builtin(__is_compound) 43 44_LIBCPP_END_NAMESPACE_STD 45 46#endif // _LIBCPP___TYPE_TRAITS_IS_COMPOUND_H 47