Library import 16 (#2433)

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1 files changed, 14 insertions, 19 deletions

diff --git a/contrib/libs/cxxsupp/libcxx/include/__algorithm/ranges_sample.h b/contrib/libs/cxxsupp/libcxx/include/__algorithm/ranges_sample.h
index a37cb64fa2..d347d82205 100644
--- a/contrib/libs/cxxsupp/libcxx/include/__algorithm/ranges_sample.h
+++ b/contrib/libs/cxxsupp/libcxx/include/__algorithm/ranges_sample.h
@@ -19,15 +19,15 @@
 #include <__random/uniform_random_bit_generator.h>
 #include <__ranges/access.h>
 #include <__ranges/concepts.h>
+#include <__type_traits/remove_reference.h>
 #include <__utility/forward.h>
 #include <__utility/move.h>
-#include <type_traits>
 
 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
 #  pragma GCC system_header
 #endif
 
-#if _LIBCPP_STD_VER > 17
+#if _LIBCPP_STD_VER >= 20
 
 _LIBCPP_BEGIN_NAMESPACE_STD
 
@@ -35,40 +35,35 @@ namespace ranges {
 namespace __sample {
 
 struct __fn {
-
   template <input_iterator _Iter, sentinel_for<_Iter> _Sent, weakly_incrementable _OutIter, class _Gen>
-  requires (forward_iterator<_Iter> || random_access_iterator<_OutIter>) &&
-           indirectly_copyable<_Iter, _OutIter> &&
-           uniform_random_bit_generator<remove_reference_t<_Gen>>
-  _LIBCPP_HIDE_FROM_ABI
-  _OutIter operator()(_Iter __first, _Sent __last,
-                      _OutIter __out_first, iter_difference_t<_Iter> __n, _Gen&& __gen) const {
+    requires(forward_iterator<_Iter> || random_access_iterator<_OutIter>) && indirectly_copyable<_Iter, _OutIter> &&
+            uniform_random_bit_generator<remove_reference_t<_Gen>>
+  _LIBCPP_HIDE_FROM_ABI _OutIter
+  operator()(_Iter __first, _Sent __last, _OutIter __out_first, iter_difference_t<_Iter> __n, _Gen&& __gen) const {
     _ClassicGenAdaptor<_Gen> __adapted_gen(__gen);
     return std::__sample<_RangeAlgPolicy>(
         std::move(__first), std::move(__last), std::move(__out_first), __n, __adapted_gen);
   }
 
   template <input_range _Range, weakly_incrementable _OutIter, class _Gen>
-  requires (forward_range<_Range> || random_access_iterator<_OutIter>) &&
-           indirectly_copyable<iterator_t<_Range>, _OutIter> &&
-           uniform_random_bit_generator<remove_reference_t<_Gen>>
-  _LIBCPP_HIDE_FROM_ABI
-  _OutIter operator()(_Range&& __range, _OutIter __out_first, range_difference_t<_Range> __n, _Gen&& __gen) const {
-    return (*this)(ranges::begin(__range), ranges::end(__range),
-                   std::move(__out_first), __n, std::forward<_Gen>(__gen));
+    requires(forward_range<_Range> || random_access_iterator<_OutIter>) &&
+            indirectly_copyable<iterator_t<_Range>, _OutIter> && uniform_random_bit_generator<remove_reference_t<_Gen>>
+  _LIBCPP_HIDE_FROM_ABI _OutIter
+  operator()(_Range&& __range, _OutIter __out_first, range_difference_t<_Range> __n, _Gen&& __gen) const {
+    return (*this)(
+        ranges::begin(__range), ranges::end(__range), std::move(__out_first), __n, std::forward<_Gen>(__gen));
   }
-
 };
 
 } // namespace __sample
 
 inline namespace __cpo {
-  inline constexpr auto sample = __sample::__fn{};
+inline constexpr auto sample = __sample::__fn{};
 } // namespace __cpo
 } // namespace ranges
 
 _LIBCPP_END_NAMESPACE_STD
 
-#endif // _LIBCPP_STD_VER > 17
+#endif // _LIBCPP_STD_VER >= 20
 
 #endif // _LIBCPP___ALGORITHM_RANGES_SAMPLE_H