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