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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//7//===----------------------------------------------------------------------===//8 9#ifndef _LIBCPP___CXX03___TUPLE_TUPLE_ELEMENT_H10#define _LIBCPP___CXX03___TUPLE_TUPLE_ELEMENT_H11 12#include <__cxx03/__config>13#include <__cxx03/__tuple/tuple_indices.h>14#include <__cxx03/__tuple/tuple_types.h>15#include <__cxx03/cstddef>16 17#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)18# pragma GCC system_header19#endif20 21_LIBCPP_BEGIN_NAMESPACE_STD22 23template <size_t _Ip, class _Tp>24struct _LIBCPP_TEMPLATE_VIS tuple_element;25 26template <size_t _Ip, class _Tp>27struct _LIBCPP_TEMPLATE_VIS tuple_element<_Ip, const _Tp> {28 typedef _LIBCPP_NODEBUG const typename tuple_element<_Ip, _Tp>::type type;29};30 31template <size_t _Ip, class _Tp>32struct _LIBCPP_TEMPLATE_VIS tuple_element<_Ip, volatile _Tp> {33 typedef _LIBCPP_NODEBUG volatile typename tuple_element<_Ip, _Tp>::type type;34};35 36template <size_t _Ip, class _Tp>37struct _LIBCPP_TEMPLATE_VIS tuple_element<_Ip, const volatile _Tp> {38 typedef _LIBCPP_NODEBUG const volatile typename tuple_element<_Ip, _Tp>::type type;39};40 41_LIBCPP_END_NAMESPACE_STD42 43#endif // _LIBCPP___CXX03___TUPLE_TUPLE_ELEMENT_H44