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1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#ifndef _LIBCPP___ALGORITHM_RANGES_SET_SYMMETRIC_DIFFERENCE_H10#define _LIBCPP___ALGORITHM_RANGES_SET_SYMMETRIC_DIFFERENCE_H11 12#include <__algorithm/in_in_out_result.h>13#include <__algorithm/make_projected.h>14#include <__algorithm/set_symmetric_difference.h>15#include <__config>16#include <__functional/identity.h>17#include <__functional/invoke.h>18#include <__functional/ranges_operations.h>19#include <__iterator/concepts.h>20#include <__iterator/mergeable.h>21#include <__ranges/access.h>22#include <__ranges/concepts.h>23#include <__ranges/dangling.h>24#include <__utility/move.h>25 26#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)27# pragma GCC system_header28#endif29 30_LIBCPP_PUSH_MACROS31#include <__undef_macros>32 33#if _LIBCPP_STD_VER >= 2034 35_LIBCPP_BEGIN_NAMESPACE_STD36 37namespace ranges {38 39template <class _InIter1, class _InIter2, class _OutIter>40using set_symmetric_difference_result = in_in_out_result<_InIter1, _InIter2, _OutIter>;41 42struct __set_symmetric_difference {43 template <input_iterator _InIter1,44 sentinel_for<_InIter1> _Sent1,45 input_iterator _InIter2,46 sentinel_for<_InIter2> _Sent2,47 weakly_incrementable _OutIter,48 class _Comp = ranges::less,49 class _Proj1 = identity,50 class _Proj2 = identity>51 requires mergeable<_InIter1, _InIter2, _OutIter, _Comp, _Proj1, _Proj2>52 _LIBCPP_HIDE_FROM_ABI constexpr set_symmetric_difference_result<_InIter1, _InIter2, _OutIter> operator()(53 _InIter1 __first1,54 _Sent1 __last1,55 _InIter2 __first2,56 _Sent2 __last2,57 _OutIter __result,58 _Comp __comp = {},59 _Proj1 __proj1 = {},60 _Proj2 __proj2 = {}) const {61 auto __ret = std::__set_symmetric_difference(62 std::move(__first1),63 std::move(__last1),64 std::move(__first2),65 std::move(__last2),66 std::move(__result),67 ranges::__make_projected_comp(__comp, __proj1, __proj2));68 return {std::move(__ret.__in1_), std::move(__ret.__in2_), std::move(__ret.__out_)};69 }70 71 template <input_range _Range1,72 input_range _Range2,73 weakly_incrementable _OutIter,74 class _Comp = ranges::less,75 class _Proj1 = identity,76 class _Proj2 = identity>77 requires mergeable<iterator_t<_Range1>, iterator_t<_Range2>, _OutIter, _Comp, _Proj1, _Proj2>78 _LIBCPP_HIDE_FROM_ABI constexpr set_symmetric_difference_result<borrowed_iterator_t<_Range1>,79 borrowed_iterator_t<_Range2>,80 _OutIter>81 operator()(_Range1&& __range1,82 _Range2&& __range2,83 _OutIter __result,84 _Comp __comp = {},85 _Proj1 __proj1 = {},86 _Proj2 __proj2 = {}) const {87 auto __ret = std::__set_symmetric_difference(88 ranges::begin(__range1),89 ranges::end(__range1),90 ranges::begin(__range2),91 ranges::end(__range2),92 std::move(__result),93 ranges::__make_projected_comp(__comp, __proj1, __proj2));94 return {std::move(__ret.__in1_), std::move(__ret.__in2_), std::move(__ret.__out_)};95 }96};97 98inline namespace __cpo {99inline constexpr auto set_symmetric_difference = __set_symmetric_difference{};100} // namespace __cpo101} // namespace ranges102 103_LIBCPP_END_NAMESPACE_STD104 105#endif // _LIBCPP_STD_VER >= 20106 107_LIBCPP_POP_MACROS108 109#endif // _LIBCPP___ALGORITHM_RANGES_SET_SYMMETRIC_DIFFERENCE_H110