Library import 16 (#2433)

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1 files changed, 25 insertions, 27 deletions

diff --git a/contrib/libs/cxxsupp/libcxx/include/__algorithm/ranges_unique.h b/contrib/libs/cxxsupp/libcxx/include/__algorithm/ranges_unique.h
index be427ccf7f..b17e01fc50 100644
--- a/contrib/libs/cxxsupp/libcxx/include/__algorithm/ranges_unique.h
+++ b/contrib/libs/cxxsupp/libcxx/include/__algorithm/ranges_unique.h
@@ -32,48 +32,46 @@
 #  pragma GCC system_header
 #endif
 
-#if _LIBCPP_STD_VER > 17
+#if _LIBCPP_STD_VER >= 20
 
 _LIBCPP_BEGIN_NAMESPACE_STD
 
 namespace ranges {
 namespace __unique {
 
-  struct __fn {
-    template <
-        permutable _Iter,
-        sentinel_for<_Iter> _Sent,
-        class _Proj                                                  = identity,
-        indirect_equivalence_relation<projected<_Iter, _Proj>> _Comp = ranges::equal_to>
-    _LIBCPP_NODISCARD_EXT _LIBCPP_HIDE_FROM_ABI constexpr subrange<_Iter>
-    operator()(_Iter __first, _Sent __last, _Comp __comp = {}, _Proj __proj = {}) const {
-      auto __ret = std::__unique<_RangeAlgPolicy>(
-          std::move(__first), std::move(__last), std::__make_projected(__comp, __proj));
-      return {std::move(__ret.first), std::move(__ret.second)};
-    }
+struct __fn {
+  template <permutable _Iter,
+            sentinel_for<_Iter> _Sent,
+            class _Proj                                                  = identity,
+            indirect_equivalence_relation<projected<_Iter, _Proj>> _Comp = ranges::equal_to>
+  _LIBCPP_NODISCARD_EXT _LIBCPP_HIDE_FROM_ABI constexpr subrange<_Iter>
+  operator()(_Iter __first, _Sent __last, _Comp __comp = {}, _Proj __proj = {}) const {
+    auto __ret =
+        std::__unique<_RangeAlgPolicy>(std::move(__first), std::move(__last), std::__make_projected(__comp, __proj));
+    return {std::move(__ret.first), std::move(__ret.second)};
+  }
 
-    template <
-        forward_range _Range,
-        class _Proj                                                               = identity,
-        indirect_equivalence_relation<projected<iterator_t<_Range>, _Proj>> _Comp = ranges::equal_to>
-      requires permutable<iterator_t<_Range>>
-    _LIBCPP_NODISCARD_EXT _LIBCPP_HIDE_FROM_ABI constexpr borrowed_subrange_t<_Range>
-    operator()(_Range&& __range, _Comp __comp = {}, _Proj __proj = {}) const {
-      auto __ret = std::__unique<_RangeAlgPolicy>(
-          ranges::begin(__range), ranges::end(__range), std::__make_projected(__comp, __proj));
-      return {std::move(__ret.first), std::move(__ret.second)};
-    }
-  };
+  template <forward_range _Range,
+            class _Proj                                                               = identity,
+            indirect_equivalence_relation<projected<iterator_t<_Range>, _Proj>> _Comp = ranges::equal_to>
+    requires permutable<iterator_t<_Range>>
+  _LIBCPP_NODISCARD_EXT _LIBCPP_HIDE_FROM_ABI constexpr borrowed_subrange_t<_Range>
+  operator()(_Range&& __range, _Comp __comp = {}, _Proj __proj = {}) const {
+    auto __ret = std::__unique<_RangeAlgPolicy>(
+        ranges::begin(__range), ranges::end(__range), std::__make_projected(__comp, __proj));
+    return {std::move(__ret.first), std::move(__ret.second)};
+  }
+};
 
 } // namespace __unique
 
 inline namespace __cpo {
-  inline constexpr auto unique = __unique::__fn{};
+inline constexpr auto unique = __unique::__fn{};
 } // namespace __cpo
 } // namespace ranges
 
 _LIBCPP_END_NAMESPACE_STD
 
-#endif // _LIBCPP_STD_VER > 17
+#endif // _LIBCPP_STD_VER >= 20
 
 #endif // _LIBCPP___ALGORITHM_RANGES_UNIQUE_H