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57 lines
1.9 KiB
C
57 lines
1.9 KiB
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_PSTL_MERGE_H
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#define _LIBCPP___ALGORITHM_PSTL_MERGE_H
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#include <__algorithm/pstl_backend.h>
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#include <__config>
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#include <__functional/operations.h>
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#include <__type_traits/is_execution_policy.h>
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#include <__type_traits/remove_cvref.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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#if !defined(_LIBCPP_HAS_NO_INCOMPLETE_PSTL) && _LIBCPP_STD_VER >= 17
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_LIBCPP_BEGIN_NAMESPACE_STD
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template <class _ExecutionPolicy,
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class _ForwardIterator1,
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class _ForwardIterator2,
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class _ForwardOutIterator,
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class _Comp = std::less<>,
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class _RawPolicy = __remove_cvref_t<_ExecutionPolicy>,
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enable_if_t<is_execution_policy_v<_RawPolicy>, int> = 0>
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_LIBCPP_HIDE_FROM_ABI _ForwardOutIterator
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merge(_ExecutionPolicy&&,
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_ForwardIterator1 __first1,
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_ForwardIterator1 __last1,
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_ForwardIterator2 __first2,
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_ForwardIterator2 __last2,
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_ForwardOutIterator __result,
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_Comp __comp = {}) {
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using _Backend = typename __select_backend<_RawPolicy>::type;
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return std::__pstl_merge<_RawPolicy>(
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_Backend{},
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std::move(__first1),
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std::move(__last1),
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std::move(__first2),
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std::move(__last2),
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std::move(__result),
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std::move(__comp));
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}
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_LIBCPP_END_NAMESPACE_STD
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#endif // !defined(_LIBCPP_HAS_NO_INCOMPLETE_PSTL) && _LIBCPP_STD_VER >= 17
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#endif // _LIBCPP___ALGORITHM_PSTL_MERGE_H
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