Fix whitespace, add a couple of tests for [[clang::lifetimebound]] an…

…notations in libc++, and avoid erroring on lifetimebound warnings in libcxx test code

libcxx/include/__chrono/tzdb_list.h

@@ -55,12 +55,16 @@ class _LIBCPP_AVAILABILITY_TZDB tzdb_list {
 
   [[nodiscard]] _LIBCPP_HIDE_FROM_ABI const tzdb& front() const noexcept _LIBCPP_LIFETIMEBOUND { return __front(); }
 
-  _LIBCPP_HIDE_FROM_ABI const_iterator erase_after(const_iterator __p) _LIBCPP_LIFETIMEBOUND { return __erase_after(__p); }
+  _LIBCPP_HIDE_FROM_ABI const_iterator erase_after(const_iterator __p) _LIBCPP_LIFETIMEBOUND {
+    return __erase_after(__p);
+  }
 
   [[nodiscard]] _LIBCPP_HIDE_FROM_ABI const_iterator begin() const noexcept _LIBCPP_LIFETIMEBOUND { return __begin(); }
   [[nodiscard]] _LIBCPP_HIDE_FROM_ABI const_iterator end() const noexcept _LIBCPP_LIFETIMEBOUND { return __end(); }
 
-  [[nodiscard]] _LIBCPP_HIDE_FROM_ABI const_iterator cbegin() const noexcept _LIBCPP_LIFETIMEBOUND { return __cbegin(); }
+  [[nodiscard]] _LIBCPP_HIDE_FROM_ABI const_iterator cbegin() const noexcept _LIBCPP_LIFETIMEBOUND {
+    return __cbegin();
+  }
   [[nodiscard]] _LIBCPP_HIDE_FROM_ABI const_iterator cend() const noexcept _LIBCPP_LIFETIMEBOUND { return __cend(); }
 
   [[nodiscard]] _LIBCPP_HIDE_FROM_ABI __impl& __implementation() { return *__impl_; }

libcxx/include/__expected/expected.h

@@ -722,7 +722,8 @@ class expected : private __expected_base<_Tp, _Err> {
 
   template <class _Up, class... _Args>
     requires is_nothrow_constructible_v<_Tp, initializer_list<_Up>&, _Args...>
-  _LIBCPP_HIDE_FROM_ABI constexpr _Tp& emplace(initializer_list<_Up> __il, _Args&&... __args) noexcept _LIBCPP_LIFETIMEBOUND {
+  _LIBCPP_HIDE_FROM_ABI constexpr _Tp&
+  emplace(initializer_list<_Up> __il, _Args&&... __args) noexcept _LIBCPP_LIFETIMEBOUND {
     this->__destroy();
     this->__construct(in_place, __il, std::forward<_Args>(__args)...);
     return this->__val();

libcxx/include/__mdspan/extents.h

@@ -79,7 +79,9 @@ template <class _Tp, size_t _Size>
 struct __possibly_empty_array {
   _Tp __vals_[_Size];
   _LIBCPP_HIDE_FROM_ABI constexpr _Tp& operator[](size_t __index) _LIBCPP_LIFETIMEBOUND { return __vals_[__index]; }
-  _LIBCPP_HIDE_FROM_ABI constexpr const _Tp& operator[](size_t __index) const _LIBCPP_LIFETIMEBOUND { return __vals_[__index]; }
+  _LIBCPP_HIDE_FROM_ABI constexpr const _Tp& operator[](size_t __index) const _LIBCPP_LIFETIMEBOUND {
+    return __vals_[__index];
+  }
 };
 
 template <class _Tp>

libcxx/include/__memory/unique_ptr.h

@@ -275,7 +275,9 @@ class _LIBCPP_UNIQUE_PTR_TRIVIAL_ABI _LIBCPP_TEMPLATE_VIS unique_ptr {
     return *__ptr_;
   }
   _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX23 pointer operator->() const _NOEXCEPT { return __ptr_; }
-  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX23 pointer get() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND { return __ptr_; }
+  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX23 pointer get() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND {
+    return __ptr_;
+  }
   _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX23 deleter_type& get_deleter() _NOEXCEPT { return __deleter_; }
   _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX23 const deleter_type& get_deleter() const _NOEXCEPT {
     return __deleter_;
@@ -585,7 +587,9 @@ class _LIBCPP_UNIQUE_PTR_TRIVIAL_ABI _LIBCPP_TEMPLATE_VIS unique_ptr<_Tp[], _Dp>
                                         "unique_ptr<T[]>::operator[](index): index out of range");
     return __ptr_[__i];
   }
-  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX23 pointer get() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND { return __ptr_; }
+  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX23 pointer get() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND {
+    return __ptr_;
+  }
 
   _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX23 deleter_type& get_deleter() _NOEXCEPT { return __deleter_; }
 

libcxx/include/__node_handle

@@ -170,7 +170,9 @@ template <class _NodeType, class _Derived>
 struct __set_node_handle_specifics {
   typedef typename _NodeType::__node_value_type value_type;
 
-  _LIBCPP_HIDE_FROM_ABI value_type& value() const _LIBCPP_LIFETIMEBOUND { return static_cast<_Derived const*>(this)->__ptr_->__get_value(); }
+  _LIBCPP_HIDE_FROM_ABI value_type& value() const _LIBCPP_LIFETIMEBOUND {
+    return static_cast<_Derived const*>(this)->__ptr_->__get_value();
+  }
 };
 
 template <class _NodeType, class _Derived>

libcxx/include/__split_buffer

@@ -114,11 +114,17 @@ public:
   _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI pointer& __end_cap() _NOEXCEPT { return __end_cap_; }
   _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI const pointer& __end_cap() const _NOEXCEPT { return __end_cap_; }
 
-  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI iterator begin() _NOEXCEPT _LIBCPP_LIFETIMEBOUND { return __begin_; }
-  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI const_iterator begin() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND { return __begin_; }
+  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI iterator begin() _NOEXCEPT _LIBCPP_LIFETIMEBOUND {
+    return __begin_;
+  }
+  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI const_iterator begin() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND {
+    return __begin_;
+  }
 
   _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI iterator end() _NOEXCEPT _LIBCPP_LIFETIMEBOUND { return __end_; }
-  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI const_iterator end() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND { return __end_; }
+  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI const_iterator end() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND {
+    return __end_;
+  }
 
   _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI void clear() _NOEXCEPT { __destruct_at_end(__begin_); }
 
@@ -141,9 +147,13 @@ public:
   }
 
   _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI reference front() _LIBCPP_LIFETIMEBOUND { return *__begin_; }
-  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI const_reference front() const _LIBCPP_LIFETIMEBOUND { return *__begin_; }
+  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI const_reference front() const _LIBCPP_LIFETIMEBOUND {
+    return *__begin_;
+  }
   _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI reference back() _LIBCPP_LIFETIMEBOUND { return *(__end_ - 1); }
-  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI const_reference back() const _LIBCPP_LIFETIMEBOUND { return *(__end_ - 1); }
+  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI const_reference back() const _LIBCPP_LIFETIMEBOUND {
+    return *(__end_ - 1);
+  }
 
   _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI void reserve(size_type __n);
   _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI void shrink_to_fit() _NOEXCEPT;

libcxx/include/__thread/thread.h

@@ -82,7 +82,9 @@ class __thread_specific_ptr {
   __thread_specific_ptr& operator=(const __thread_specific_ptr&) = delete;
   ~__thread_specific_ptr();
 
-  _LIBCPP_HIDE_FROM_ABI pointer get() const _LIBCPP_LIFETIMEBOUND { return static_cast<_Tp*>(__libcpp_tls_get(__key_)); }
+  _LIBCPP_HIDE_FROM_ABI pointer get() const _LIBCPP_LIFETIMEBOUND {
+    return static_cast<_Tp*>(__libcpp_tls_get(__key_));
+  }
   _LIBCPP_HIDE_FROM_ABI pointer operator*() const { return *get(); }
   _LIBCPP_HIDE_FROM_ABI pointer operator->() const { return get(); }
   void set_pointer(pointer __p);

libcxx/include/__tree

@@ -962,7 +962,9 @@ private:
 public:
   _LIBCPP_HIDE_FROM_ABI const size_type& size() const _NOEXCEPT { return __size_; }
   _LIBCPP_HIDE_FROM_ABI value_compare& value_comp() _NOEXCEPT _LIBCPP_LIFETIMEBOUND { return __value_comp_; }
-  _LIBCPP_HIDE_FROM_ABI const value_compare& value_comp() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND { return __value_comp_; }
+  _LIBCPP_HIDE_FROM_ABI const value_compare& value_comp() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND {
+    return __value_comp_;
+  }
 
 public:
   _LIBCPP_HIDE_FROM_ABI __node_pointer __root() const _NOEXCEPT {
@@ -995,9 +997,13 @@ public:
   _LIBCPP_HIDE_FROM_ABI ~__tree();
 
   _LIBCPP_HIDE_FROM_ABI iterator begin() _NOEXCEPT _LIBCPP_LIFETIMEBOUND { return iterator(__begin_node()); }
-  _LIBCPP_HIDE_FROM_ABI const_iterator begin() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND { return const_iterator(__begin_node()); }
+  _LIBCPP_HIDE_FROM_ABI const_iterator begin() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND {
+    return const_iterator(__begin_node());
+  }
   _LIBCPP_HIDE_FROM_ABI iterator end() _NOEXCEPT _LIBCPP_LIFETIMEBOUND { return iterator(__end_node()); }
-  _LIBCPP_HIDE_FROM_ABI const_iterator end() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND { return const_iterator(__end_node()); }
+  _LIBCPP_HIDE_FROM_ABI const_iterator end() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND {
+    return const_iterator(__end_node());
+  }
 
   _LIBCPP_HIDE_FROM_ABI size_type max_size() const _NOEXCEPT {
     return std::min<size_type>(__node_traits::max_size(__node_alloc()), numeric_limits<difference_type >::max());

libcxx/include/__vector/vector.h

@@ -317,12 +317,18 @@ class _LIBCPP_TEMPLATE_VIS vector {
     return const_reverse_iterator(begin());
   }
 
-  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI const_iterator cbegin() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND { return begin(); }
-  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI const_iterator cend() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND { return end(); }
+  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI const_iterator cbegin() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND {
+    return begin();
+  }
+  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI const_iterator cend() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND {
+    return end();
+  }
   _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI const_reverse_iterator crbegin() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND {
     return rbegin();
   }
-  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI const_reverse_iterator crend() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND { return rend(); }
+  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI const_reverse_iterator crend() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND {
+    return rend();
+  }
 
   _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI size_type size() const _NOEXCEPT {
     return static_cast<size_type>(this->__end_ - this->__begin_);
@@ -337,8 +343,10 @@ class _LIBCPP_TEMPLATE_VIS vector {
   _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI void reserve(size_type __n);
   _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI void shrink_to_fit() _NOEXCEPT;
 
-  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI reference operator[](size_type __n) _NOEXCEPT _LIBCPP_LIFETIMEBOUND;
-  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI const_reference operator[](size_type __n) const _NOEXCEPT _LIBCPP_LIFETIMEBOUND;
+  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI reference
+  operator[](size_type __n) _NOEXCEPT _LIBCPP_LIFETIMEBOUND;
+  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI const_reference
+  operator[](size_type __n) const _NOEXCEPT _LIBCPP_LIFETIMEBOUND;
   _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI reference at(size_type __n) _LIBCPP_LIFETIMEBOUND;
   _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI const_reference at(size_type __n) const _LIBCPP_LIFETIMEBOUND;
 
@@ -390,11 +398,14 @@ class _LIBCPP_TEMPLATE_VIS vector {
 
   _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI void pop_back();
 
-  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI iterator insert(const_iterator __position, const_reference __x) _LIBCPP_LIFETIMEBOUND;
+  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI iterator insert(const_iterator __position, const_reference __x)
+      _LIBCPP_LIFETIMEBOUND;
 
-  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI iterator insert(const_iterator __position, value_type&& __x) _LIBCPP_LIFETIMEBOUND;
+  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI iterator insert(const_iterator __position, value_type&& __x)
+      _LIBCPP_LIFETIMEBOUND;
   template <class... _Args>
-  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI iterator emplace(const_iterator __position, _Args&&... __args) _LIBCPP_LIFETIMEBOUND;
+  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI iterator emplace(const_iterator __position, _Args&&... __args)
+      _LIBCPP_LIFETIMEBOUND;
 
   _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI iterator
   insert(const_iterator __position, size_type __n, const_reference __x) _LIBCPP_LIFETIMEBOUND;
@@ -408,7 +419,8 @@ class _LIBCPP_TEMPLATE_VIS vector {
 
 #if _LIBCPP_STD_VER >= 23
   template <_ContainerCompatibleRange<_Tp> _Range>
-  _LIBCPP_HIDE_FROM_ABI constexpr iterator insert_range(const_iterator __position, _Range&& __range) _LIBCPP_LIFETIMEBOUND {
+  _LIBCPP_HIDE_FROM_ABI constexpr iterator
+  insert_range(const_iterator __position, _Range&& __range) _LIBCPP_LIFETIMEBOUND {
     if constexpr (ranges::forward_range<_Range> || ranges::sized_range<_Range>) {
       auto __n = static_cast<size_type>(ranges::distance(__range));
       return __insert_with_size(__position, ranges::begin(__range), ranges::end(__range), __n);
@@ -435,7 +447,8 @@ class _LIBCPP_TEMPLATE_VIS vector {
 #endif
 
   _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI iterator erase(const_iterator __position) _LIBCPP_LIFETIMEBOUND;
-  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI iterator erase(const_iterator __first, const_iterator __last) _LIBCPP_LIFETIMEBOUND;
+  _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI iterator erase(const_iterator __first, const_iterator __last)
+      _LIBCPP_LIFETIMEBOUND;
 
   _LIBCPP_CONSTEXPR_SINCE_CXX20 _LIBCPP_HIDE_FROM_ABI void clear() _NOEXCEPT {
     size_type __old_size = size();

libcxx/include/__vector/vector_bool.h

@@ -254,9 +254,15 @@ class _LIBCPP_TEMPLATE_VIS vector<bool, _Allocator> {
   _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 void reserve(size_type __n);
   _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 void shrink_to_fit() _NOEXCEPT;
 
-  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 iterator begin() _NOEXCEPT _LIBCPP_LIFETIMEBOUND { return __make_iter(0); }
-  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 const_iterator begin() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND { return __make_iter(0); }
-  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 iterator end() _NOEXCEPT _LIBCPP_LIFETIMEBOUND { return __make_iter(__size_); }
+  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 iterator begin() _NOEXCEPT _LIBCPP_LIFETIMEBOUND {
+    return __make_iter(0);
+  }
+  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 const_iterator begin() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND {
+    return __make_iter(0);
+  }
+  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 iterator end() _NOEXCEPT _LIBCPP_LIFETIMEBOUND {
+    return __make_iter(__size_);
+  }
   _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 const_iterator end() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND {
     return __make_iter(__size_);
   }
@@ -274,7 +280,9 @@ class _LIBCPP_TEMPLATE_VIS vector<bool, _Allocator> {
     return const_reverse_iterator(begin());
   }
 
-  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 const_iterator cbegin() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND { return __make_iter(0); }
+  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 const_iterator cbegin() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND {
+    return __make_iter(0);
+  }
   _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 const_iterator cend() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND {
     return __make_iter(__size_);
   }
@@ -283,17 +291,26 @@ class _LIBCPP_TEMPLATE_VIS vector<bool, _Allocator> {
   }
   _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 const_reverse_iterator crend() const _NOEXCEPT _LIBCPP_LIFETIMEBOUND { return rend(); }
 
-  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 reference operator[](size_type __n) _LIBCPP_LIFETIMEBOUND { return __make_ref(__n); }
-  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 const_reference operator[](size_type __n) const _LIBCPP_LIFETIMEBOUND {
+  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 reference operator[](size_type __n) _LIBCPP_LIFETIMEBOUND {
+    return __make_ref(__n);
+  }
+  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 const_reference
+  operator[](size_type __n) const _LIBCPP_LIFETIMEBOUND {
     return __make_ref(__n);
   }
   _LIBCPP_HIDE_FROM_ABI reference at(size_type __n) _LIBCPP_LIFETIMEBOUND;
   _LIBCPP_HIDE_FROM_ABI const_reference at(size_type __n) const _LIBCPP_LIFETIMEBOUND;
 
   _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 reference front() _LIBCPP_LIFETIMEBOUND { return __make_ref(0); }
-  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 const_reference front() const _LIBCPP_LIFETIMEBOUND { return __make_ref(0); }
-  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 reference back() _LIBCPP_LIFETIMEBOUND { return __make_ref(__size_ - 1); }
-  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 const_reference back() const _LIBCPP_LIFETIMEBOUND { return __make_ref(__size_ - 1); }
+  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 const_reference front() const _LIBCPP_LIFETIMEBOUND {
+    return __make_ref(0);
+  }
+  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 reference back() _LIBCPP_LIFETIMEBOUND {
+    return __make_ref(__size_ - 1);
+  }
+  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 const_reference back() const _LIBCPP_LIFETIMEBOUND {
+    return __make_ref(__size_ - 1);
+  }
 
   _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 void push_back(const value_type& __x);
 #if _LIBCPP_STD_VER >= 14
@@ -322,12 +339,14 @@ class _LIBCPP_TEMPLATE_VIS vector<bool, _Allocator> {
 
 #if _LIBCPP_STD_VER >= 14
   template <class... _Args>
-  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 iterator emplace(const_iterator __position, _Args&&... __args) _LIBCPP_LIFETIMEBOUND {
+  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 iterator emplace(const_iterator __position, _Args&&... __args)
+      _LIBCPP_LIFETIMEBOUND {
     return insert(__position, value_type(std::forward<_Args>(__args)...));
   }
 #endif
 
-  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 iterator insert(const_iterator __position, const value_type& __x) _LIBCPP_LIFETIMEBOUND;
+  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 iterator insert(const_iterator __position, const value_type& __x)
+      _LIBCPP_LIFETIMEBOUND;
   _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 iterator
   insert(const_iterator __position, size_type __n, const value_type& __x) _LIBCPP_LIFETIMEBOUND;
   template <class _InputIterator, __enable_if_t<__has_exactly_input_iterator_category<_InputIterator>::value, int> = 0>
@@ -339,7 +358,8 @@ class _LIBCPP_TEMPLATE_VIS vector<bool, _Allocator> {
 
 #if _LIBCPP_STD_VER >= 23
   template <_ContainerCompatibleRange<bool> _Range>
-  _LIBCPP_HIDE_FROM_ABI constexpr iterator insert_range(const_iterator __position, _Range&& __range) _LIBCPP_LIFETIMEBOUND {
+  _LIBCPP_HIDE_FROM_ABI constexpr iterator
+  insert_range(const_iterator __position, _Range&& __range) _LIBCPP_LIFETIMEBOUND {
     if constexpr (ranges::forward_range<_Range> || ranges::sized_range<_Range>) {
       auto __n = static_cast<size_type>(ranges::distance(__range));
       return __insert_with_size(__position, ranges::begin(__range), ranges::end(__range), __n);
@@ -358,7 +378,8 @@ class _LIBCPP_TEMPLATE_VIS vector<bool, _Allocator> {
 #endif
 
   _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 iterator erase(const_iterator __position) _LIBCPP_LIFETIMEBOUND;
-  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 iterator erase(const_iterator __first, const_iterator __last) _LIBCPP_LIFETIMEBOUND;
+  _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 iterator erase(const_iterator __first, const_iterator __last)
+      _LIBCPP_LIFETIMEBOUND;
 
   _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 void clear() _NOEXCEPT { __size_ = 0; }