forked from OSchip/llvm-project
55 lines
1.9 KiB
C++
55 lines
1.9 KiB
C++
// -*- C++ -*-
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//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef _LIBCPP___ALGORITHM_IN_OUT_OUT_RESULT_H
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#define _LIBCPP___ALGORITHM_IN_OUT_OUT_RESULT_H
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#include <__concepts/convertible_to.h>
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#include <__config>
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#include <__utility/move.h>
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#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
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# pragma GCC system_header
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#endif
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_LIBCPP_BEGIN_NAMESPACE_STD
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#if _LIBCPP_STD_VER > 17 && !defined(_LIBCPP_HAS_NO_INCOMPLETE_RANGES)
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namespace ranges {
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template <class _InIter1, class _OutIter1, class _OutIter2>
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struct in_out_out_result {
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_LIBCPP_NO_UNIQUE_ADDRESS _InIter1 in;
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_LIBCPP_NO_UNIQUE_ADDRESS _OutIter1 out1;
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_LIBCPP_NO_UNIQUE_ADDRESS _OutIter2 out2;
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template <class _InIter2, class _OutIter3, class _OutIter4>
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requires convertible_to<const _InIter1&, _InIter2>
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&& convertible_to<const _OutIter1&, _OutIter3> && convertible_to<const _OutIter2&, _OutIter4>
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_LIBCPP_HIDE_FROM_ABI constexpr
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operator in_out_out_result<_InIter2, _OutIter3, _OutIter4>() const& {
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return {in, out1, out2};
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}
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template <class _InIter2, class _OutIter3, class _OutIter4>
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requires convertible_to<_InIter1, _InIter2>
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&& convertible_to<_OutIter1, _OutIter3> && convertible_to<_OutIter2, _OutIter4>
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_LIBCPP_HIDE_FROM_ABI constexpr
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operator in_out_out_result<_InIter2, _OutIter3, _OutIter4>() && {
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return {std::move(in), std::move(out1), std::move(out2)};
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}
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};
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} // namespace ranges
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#endif // _LIBCPP_STD_VER > 17 && !defined(_LIBCPP_HAS_NO_INCOMPLETE_RANGES)
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_LIBCPP_END_NAMESPACE_STD
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#endif // _LIBCPP___ALGORITHM_IN_OUT_OUT_RESULT_H
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