1 files changed, 29 insertions, 42 deletions

diff --git a/contrib/llvm-project/libcxx/include/__ranges/rend.h b/contrib/llvm-project/libcxx/include/__ranges/rend.h
index 7ee574ccfa67..58d98aafd264 100644
--- a/contrib/llvm-project/libcxx/include/__ranges/rend.h
+++ b/contrib/llvm-project/libcxx/include/__ranges/rend.h
@@ -37,60 +37,47 @@ _LIBCPP_BEGIN_NAMESPACE_STD
 namespace ranges {
 namespace __rend {
 template <class _Tp>
-concept __member_rend =
-  __can_borrow<_Tp> &&
-  __workaround_52970<_Tp> &&
-  requires(_Tp&& __t) {
-    ranges::rbegin(__t);
-    { _LIBCPP_AUTO_CAST(__t.rend()) } -> sentinel_for<decltype(ranges::rbegin(__t))>;
-  };
-
-void rend(auto&) = delete;
+concept __member_rend = __can_borrow<_Tp> && __workaround_52970<_Tp> && requires(_Tp&& __t) {
+  ranges::rbegin(__t);
+  { _LIBCPP_AUTO_CAST(__t.rend()) } -> sentinel_for<decltype(ranges::rbegin(__t))>;
+};
+
+void rend(auto&)       = delete;
 void rend(const auto&) = delete;
 
 template <class _Tp>
 concept __unqualified_rend =
-  !__member_rend<_Tp> &&
-  __can_borrow<_Tp> &&
-  __class_or_enum<remove_cvref_t<_Tp>> &&
-  requires(_Tp&& __t) {
-    ranges::rbegin(__t);
-    { _LIBCPP_AUTO_CAST(rend(__t)) } -> sentinel_for<decltype(ranges::rbegin(__t))>;
-  };
+    !__member_rend<_Tp> && __can_borrow<_Tp> && __class_or_enum<remove_cvref_t<_Tp>> && requires(_Tp&& __t) {
+      ranges::rbegin(__t);
+      { _LIBCPP_AUTO_CAST(rend(__t)) } -> sentinel_for<decltype(ranges::rbegin(__t))>;
+    };
 
 template <class _Tp>
-concept __can_reverse =
-  __can_borrow<_Tp> &&
-  !__member_rend<_Tp> &&
-  !__unqualified_rend<_Tp> &&
-  requires(_Tp&& __t) {
-    { ranges::begin(__t) } -> same_as<decltype(ranges::end(__t))>;
-    { ranges::begin(__t) } -> bidirectional_iterator;
-  };
+concept __can_reverse = __can_borrow<_Tp> && !__member_rend<_Tp> && !__unqualified_rend<_Tp> && requires(_Tp&& __t) {
+  { ranges::begin(__t) } -> same_as<decltype(ranges::end(__t))>;
+  { ranges::begin(__t) } -> bidirectional_iterator;
+};
 
 class __fn {
 public:
   template <class _Tp>
     requires __member_rend<_Tp>
   [[nodiscard]] _LIBCPP_HIDE_FROM_ABI constexpr auto operator()(_Tp&& __t) const
-    noexcept(noexcept(_LIBCPP_AUTO_CAST(__t.rend())))
-  {
+      noexcept(noexcept(_LIBCPP_AUTO_CAST(__t.rend()))) {
     return _LIBCPP_AUTO_CAST(__t.rend());
   }
 
   template <class _Tp>
     requires __unqualified_rend<_Tp>
   [[nodiscard]] _LIBCPP_HIDE_FROM_ABI constexpr auto operator()(_Tp&& __t) const
-    noexcept(noexcept(_LIBCPP_AUTO_CAST(rend(__t))))
-  {
+      noexcept(noexcept(_LIBCPP_AUTO_CAST(rend(__t)))) {
     return _LIBCPP_AUTO_CAST(rend(__t));
   }
 
   template <class _Tp>
     requires __can_reverse<_Tp>
   [[nodiscard]] _LIBCPP_HIDE_FROM_ABI constexpr auto operator()(_Tp&& __t) const
-    noexcept(noexcept(ranges::begin(__t)))
-  {
+      noexcept(noexcept(ranges::begin(__t))) {
     return std::make_reverse_iterator(ranges::begin(__t));
   }
 
@@ -99,7 +86,7 @@ public:
 } // namespace __rend
 
 inline namespace __cpo {
-  inline constexpr auto rend = __rend::__fn{};
+inline constexpr auto rend = __rend::__fn{};
 } // namespace __cpo
 } // namespace ranges
 
@@ -110,24 +97,24 @@ namespace __crend {
 struct __fn {
   template <class _Tp>
     requires is_lvalue_reference_v<_Tp&&>
-  [[nodiscard]] _LIBCPP_HIDE_FROM_ABI
-  constexpr auto operator()(_Tp&& __t) const
-    noexcept(noexcept(ranges::rend(static_cast<const remove_reference_t<_Tp>&>(__t))))
-    -> decltype(      ranges::rend(static_cast<const remove_reference_t<_Tp>&>(__t)))
-    { return          ranges::rend(static_cast<const remove_reference_t<_Tp>&>(__t)); }
+  [[nodiscard]] _LIBCPP_HIDE_FROM_ABI constexpr auto operator()(_Tp&& __t) const
+      noexcept(noexcept(ranges::rend(static_cast<const remove_reference_t<_Tp>&>(__t))))
+          -> decltype(ranges::rend(static_cast<const remove_reference_t<_Tp>&>(__t))) {
+    return ranges::rend(static_cast<const remove_reference_t<_Tp>&>(__t));
+  }
 
   template <class _Tp>
     requires is_rvalue_reference_v<_Tp&&>
-  [[nodiscard]] _LIBCPP_HIDE_FROM_ABI
-  constexpr auto operator()(_Tp&& __t) const
-    noexcept(noexcept(ranges::rend(static_cast<const _Tp&&>(__t))))
-    -> decltype(      ranges::rend(static_cast<const _Tp&&>(__t)))
-    { return          ranges::rend(static_cast<const _Tp&&>(__t)); }
+  [[nodiscard]] _LIBCPP_HIDE_FROM_ABI constexpr auto operator()(_Tp&& __t) const
+      noexcept(noexcept(ranges::rend(static_cast<const _Tp&&>(__t))))
+          -> decltype(ranges::rend(static_cast<const _Tp&&>(__t))) {
+    return ranges::rend(static_cast<const _Tp&&>(__t));
+  }
 };
 } // namespace __crend
 
 inline namespace __cpo {
-  inline constexpr auto crend = __crend::__fn{};
+inline constexpr auto crend = __crend::__fn{};
 } // namespace __cpo
 } // namespace ranges