133 typedef _Tp value_type;
134 typedef size_t size_type;
135 typedef ptrdiff_t difference_type;
137#if __cplusplus <= 201703L
139 typedef _Tp* pointer;
140 typedef const _Tp* const_pointer;
141 typedef _Tp& reference;
142 typedef const _Tp& const_reference;
144 template<
typename _Tp1>
149#if __cplusplus >= 201103L
155 _GLIBCXX20_DEPRECATED_SUGGEST(
"std::allocator_traits::is_always_equal")
161 __attribute__((__always_inline__))
165 __attribute__((__always_inline__))
170#if __cplusplus >= 201103L
175 template<
typename _Tp1>
176 __attribute__((__always_inline__))
180 __attribute__((__always_inline__))
181#if __cpp_constexpr_dynamic_alloc
186#if __cplusplus > 201703L
187 [[nodiscard,__gnu__::__always_inline__]]
191 if (std::__is_constant_evaluated())
193 if (__builtin_mul_overflow(__n,
sizeof(_Tp), &__n))
194 std::__throw_bad_array_new_length();
195 return static_cast<_Tp*
>(::operator
new(__n));
201 [[__gnu__::__always_inline__]]
203 deallocate(_Tp* __p,
size_t __n)
205 if (std::__is_constant_evaluated())
207 ::operator
delete(__p);
214 friend __attribute__((__always_inline__)) _GLIBCXX20_CONSTEXPR
219#if __cpp_impl_three_way_comparison < 201907L
220 friend __attribute__((__always_inline__)) _GLIBCXX20_CONSTEXPR