std::allocator< _Tp >(3cxx) std::allocator< _Tp >(3cxx)
NAME
std::allocator< _Tp > - The standard allocator, as per C++03 [20.4.1].
SYNOPSIS
Inherits __gnu_cxx::new_allocator< _Tp >.
Public Types
typedef const _Tp * const_pointer
typedef const _Tp & const_reference
typedef ptrdiff_t difference_type
using is_always_equal = true_type
typedef _Tp * pointer
using propagate_on_container_move_assignment = true_type
typedef _Tp & reference
typedef size_t size_type
typedef _Tp value_type
Public Member Functions
constexpr allocator (const allocator &__a) noexcept
template<typename _Tp1 > constexpr allocator (const allocator< _Tp1 >
&) noexcept
const_pointer address (const_reference __x) const noexcept
pointer address (reference __x) const noexcept
_Tp * allocate (size_type __n, const void *=static_cast< const void *
>(0))
template<typename _Up , typename... _Args> void construct (_Up *__p,
_Args &&... __args) noexcept(std::is_nothrow_constructible< _Up,
_Args... >::value)
void deallocate (_Tp *__p, size_type __t)
template<typename _Up > void destroy (_Up *__p)
noexcept(std::is_nothrow_destructible< _Up >::value)
size_type max_size () const noexcept
allocator & operator= (const allocator &)=default
Friends
constexpr friend bool operator!= (const allocator &, const allocator &)
noexcept
constexpr friend bool operator== (const allocator &, const allocator &)
noexcept
Detailed Description
template<typename _Tp>
class std::allocator< _Tp >" The standard allocator, as per C++03
[20.4.1].
See
https://gcc.gnu.org/onlinedocs/libstdc++/manual/memory.html#std.util.memory.allocator
for further details.
Template Parameters
_Tp Type of allocated object.
Author
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libstdc++ Sat May 13 2023 std::allocator< _Tp >(3cxx)
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