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//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
// SPDX-FileCopyrightText: Copyright (c) 2023 NVIDIA CORPORATION & AFFILIATES.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCUDACXX___TUPLE_TUPLE_LIKE_H
#define _LIBCUDACXX___TUPLE_TUPLE_LIKE_H
#ifndef __cuda_std__
# include <__config>
#endif // __cuda_std__
#include "../__fwd/array.h"
#include "../__fwd/pair.h"
#include "../__fwd/tuple.h"
#include "../__tuple_dir/tuple_types.h"
#include "../__type_traits/integral_constant.h"
#include "../cstddef"
#if defined(_CCCL_IMPLICIT_SYSTEM_HEADER_GCC)
# pragma GCC system_header
#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_CLANG)
# pragma clang system_header
#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
# pragma system_header
#endif // no system header
_LIBCUDACXX_BEGIN_NAMESPACE_STD
template <class _Tp>
struct __tuple_like : false_type
{};
template <class _Tp>
struct __tuple_like<const _Tp> : public __tuple_like<_Tp>
{};
template <class _Tp>
struct __tuple_like<volatile _Tp> : public __tuple_like<_Tp>
{};
template <class _Tp>
struct __tuple_like<const volatile _Tp> : public __tuple_like<_Tp>
{};
template <class... _Tp>
struct __tuple_like<tuple<_Tp...> > : true_type
{};
template <class _T1, class _T2>
struct __tuple_like<pair<_T1, _T2> > : true_type
{};
template <class _Tp, size_t _Size>
struct __tuple_like<array<_Tp, _Size> > : true_type
{};
template <class... _Tp>
struct __tuple_like<__tuple_types<_Tp...> > : true_type
{};
_LIBCUDACXX_END_NAMESPACE_STD
#endif // _LIBCUDACXX___TUPLE_TUPLE_LIKE_H
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