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___TUPLE_MAKE_TUPLE_INDICES_H 10#define _LIBCPP___TUPLE_MAKE_TUPLE_INDICES_H 11 12#include <__config> 13#include <__utility/integer_sequence.h> 14#include <cstddef> 15 16#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 17# pragma GCC system_header 18#endif 19 20#ifndef _LIBCPP_CXX03_LANG 21 22_LIBCPP_BEGIN_NAMESPACE_STD 23 24template <size_t...> struct __tuple_indices {}; 25 26template <size_t _Ep, size_t _Sp = 0> 27struct __make_tuple_indices 28{ 29 static_assert(_Sp <= _Ep, "__make_tuple_indices input error"); 30 typedef __make_indices_imp<_Ep, _Sp> type; 31}; 32 33_LIBCPP_END_NAMESPACE_STD 34 35#endif // _LIBCPP_CXX03_LANG 36 37#endif // _LIBCPP___TUPLE_MAKE_TUPLE_INDICES_H 38