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1// -*- C++ -*-2//===----------------------------------------------------------------------===//3//4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.5// See https://llvm.org/LICENSE.txt for license information.6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception7//8//===----------------------------------------------------------------------===//9 10#ifndef _LIBCPP___ALGORITHM_IN_OUT_OUT_RESULT_H11#define _LIBCPP___ALGORITHM_IN_OUT_OUT_RESULT_H12 13#include <__concepts/convertible_to.h>14#include <__config>15#include <__utility/move.h>16 17#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)18# pragma GCC system_header19#endif20 21_LIBCPP_PUSH_MACROS22#include <__undef_macros>23 24_LIBCPP_BEGIN_NAMESPACE_STD25 26#if _LIBCPP_STD_VER >= 2027 28namespace ranges {29template <class _InIter1, class _OutIter1, class _OutIter2>30struct in_out_out_result {31 _LIBCPP_NO_UNIQUE_ADDRESS _InIter1 in;32 _LIBCPP_NO_UNIQUE_ADDRESS _OutIter1 out1;33 _LIBCPP_NO_UNIQUE_ADDRESS _OutIter2 out2;34 35 template <class _InIter2, class _OutIter3, class _OutIter4>36 requires convertible_to<const _InIter1&, _InIter2> && convertible_to<const _OutIter1&, _OutIter3> &&37 convertible_to<const _OutIter2&, _OutIter4>38 _LIBCPP_HIDE_FROM_ABI constexpr operator in_out_out_result<_InIter2, _OutIter3, _OutIter4>() const& {39 return {in, out1, out2};40 }41 42 template <class _InIter2, class _OutIter3, class _OutIter4>43 requires convertible_to<_InIter1, _InIter2> && convertible_to<_OutIter1, _OutIter3> &&44 convertible_to<_OutIter2, _OutIter4>45 _LIBCPP_HIDE_FROM_ABI constexpr operator in_out_out_result<_InIter2, _OutIter3, _OutIter4>() && {46 return {std::move(in), std::move(out1), std::move(out2)};47 }48};49} // namespace ranges50 51#endif // _LIBCPP_STD_VER >= 2052 53_LIBCPP_END_NAMESPACE_STD54 55_LIBCPP_POP_MACROS56 57#endif // _LIBCPP___ALGORITHM_IN_OUT_OUT_RESULT_H58