libstdc++
std::allocator< _Tp > Class Template Reference

#include <memory>

Inheritance diagram for std::allocator< _Tp >:
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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)
 
allocatoroperator= (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
_TpType of allocated object.

Definition at line 129 of file allocator.h.

Member Function Documentation

◆ allocate()

template<typename _Tp >
_Tp * std::__new_allocator< _Tp >::allocate ( size_type  __n,
const void = static_cast<const void*>(0) 
)
inlineinherited

Definition at line 123 of file bits/new_allocator.h.


The documentation for this class was generated from the following file: