codekingpro/portable-devtools

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-exception6// SPDX-FileCopyrightText: Copyright (c) 2023 NVIDIA CORPORATION & AFFILIATES.7//8//===----------------------------------------------------------------------===//9 10#ifndef _LIBCUDACXX___CONCEPTS_CLASS_OR_ENUM_H11#define _LIBCUDACXX___CONCEPTS_CLASS_OR_ENUM_H12 13#ifndef __cuda_std__14#include <__config>15#endif //__cuda_std__16 17#include "../__concepts/__concept_macros.h"18#include "../__type_traits/is_class.h"19#include "../__type_traits/is_enum.h"20#include "../__type_traits/is_union.h"21#include "../__type_traits/remove_cvref.h"22 23#if defined(_CCCL_IMPLICIT_SYSTEM_HEADER_GCC)24#  pragma GCC system_header25#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_CLANG)26#  pragma clang system_header27#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)28#  pragma system_header29#endif // no system header30 31_LIBCUDACXX_BEGIN_NAMESPACE_STD32 33#if _LIBCUDACXX_STD_VER > 1134 35template<class _Tp>36_LIBCUDACXX_CONCEPT __class_or_enum = _LIBCUDACXX_TRAIT(is_class, _Tp) || _LIBCUDACXX_TRAIT(is_union, _Tp) || _LIBCUDACXX_TRAIT(is_enum, _Tp);37 38// Work around Clang bug https://llvm.org/PR5297039// TODO: remove this workaround once libc++ no longer has to support Clang 13 (it was fixed in Clang 14).40template<class _Tp>41_LIBCUDACXX_CONCEPT __workaround_52970 = _LIBCUDACXX_TRAIT(is_class, remove_cvref_t<_Tp>) || _LIBCUDACXX_TRAIT(is_union, remove_cvref_t<_Tp>);42 43#endif // _LIBCUDACXX_STD_VER > 1144 45_LIBCUDACXX_END_NAMESPACE_STD46 47#endif // _LIBCUDACXX___CONCEPTS_CLASS_OR_ENUM_H48