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-rw-r--r--contrib/llvm-project/libcxx/include/__algorithm/in_in_out_result.h56
1 files changed, 56 insertions, 0 deletions
diff --git a/contrib/llvm-project/libcxx/include/__algorithm/in_in_out_result.h b/contrib/llvm-project/libcxx/include/__algorithm/in_in_out_result.h
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+++ b/contrib/llvm-project/libcxx/include/__algorithm/in_in_out_result.h
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+// -*- C++ -*-
+//===----------------------------------------------------------------------===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef _LIBCPP___ALGORITHM_IN_IN_OUT_RESULT_H
+#define _LIBCPP___ALGORITHM_IN_IN_OUT_RESULT_H
+
+#include <__concepts/convertible_to.h>
+#include <__config>
+#include <__utility/move.h>
+
+#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
+# pragma GCC system_header
+#endif
+
+_LIBCPP_BEGIN_NAMESPACE_STD
+
+#if _LIBCPP_STD_VER >= 20
+
+namespace ranges {
+
+template <class _InIter1, class _InIter2, class _OutIter1>
+struct in_in_out_result {
+ _LIBCPP_NO_UNIQUE_ADDRESS _InIter1 in1;
+ _LIBCPP_NO_UNIQUE_ADDRESS _InIter2 in2;
+ _LIBCPP_NO_UNIQUE_ADDRESS _OutIter1 out;
+
+ template <class _InIter3, class _InIter4, class _OutIter2>
+ requires convertible_to<const _InIter1&, _InIter3>
+ && convertible_to<const _InIter2&, _InIter4> && convertible_to<const _OutIter1&, _OutIter2>
+ _LIBCPP_HIDE_FROM_ABI constexpr
+ operator in_in_out_result<_InIter3, _InIter4, _OutIter2>() const& {
+ return {in1, in2, out};
+ }
+
+ template <class _InIter3, class _InIter4, class _OutIter2>
+ requires convertible_to<_InIter1, _InIter3>
+ && convertible_to<_InIter2, _InIter4> && convertible_to<_OutIter1, _OutIter2>
+ _LIBCPP_HIDE_FROM_ABI constexpr
+ operator in_in_out_result<_InIter3, _InIter4, _OutIter2>() && {
+ return {std::move(in1), std::move(in2), std::move(out)};
+ }
+};
+
+} // namespace ranges
+
+#endif // _LIBCPP_STD_VER >= 20
+
+_LIBCPP_END_NAMESPACE_STD
+
+#endif // _LIBCPP___ALGORITHM_IN_IN_OUT_RESULT_H