std::allocator(3cxx)

std::allocator3cxx

The standard allocator, as per c++03 [20.4.1].

Usage

#include <memory>

Inherits std::__new_allocator< _Tp >.

Public Types

typedef ptrdiff_t difference_type
using is_always_equal = true_type
using propagate_on_container_move_assignment = true_type
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
constexpr _Tp * allocate (size_t __n)
_Tp * allocate (size_type __n, const void *=static_cast< const void * >(0))
constexpr void deallocate (_Tp *__p, size_t __n)
allocator & operator= (const allocator &)=default

Friends

constexpr bool operator== (const allocator &, const allocator &) noexcept

Related Symbols

(Note that these are not member symbols.) template<typename _T1 , typename _T2 > constexpr bool operator== (const allocator< _T1 > &, const allocator< _T2 > &) 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.

Releases

8 releases since Debian 6.0 (Squeeze); the text changed 7 times.

  1. 6.0
  2. 7
  3. 8
  4. 9
  5. 10
  6. 11
  7. 12
  8. 13

Author

Generated automatically by Doxygen for libstdc++ from the source code.

From libstdc++-12-doc 12.4.0-5 in Debian 13 (Trixie). Also shipped by libstdc++-13-doc, libstdc++-14-doc. Parsed by carta from the page's man source.