libstdc++
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#include <alloc_traits.h>
Public Types | |
typedef allocator< _Tp > | allocator_type |
using | allocator_type |
using | const_pointer |
using | const_pointer |
using | const_void_pointer |
using | const_void_pointer |
using | difference_type |
using | difference_type |
using | is_always_equal |
using | is_always_equal |
using | pointer |
using | pointer |
using | propagate_on_container_copy_assignment |
using | propagate_on_container_copy_assignment |
using | propagate_on_container_move_assignment |
using | propagate_on_container_move_assignment |
using | propagate_on_container_swap |
using | propagate_on_container_swap |
using | rebind_alloc |
template<typename _Up> | |
using | rebind_alloc |
using | rebind_traits |
template<typename _Up> | |
using | rebind_traits |
using | size_type |
using | size_type |
typedef allocator< _Tp >::value_type | value_type |
using | value_type |
using | void_pointer |
using | void_pointer |
Static Public Member Functions | |
static constexpr pointer | allocate (allocator< _Tp > &__a, size_type __n) |
static constexpr pointer | allocate (allocator< _Tp > &__a, size_type __n, const_void_pointer __hint) |
static constexpr pointer | allocate (allocator_type &__a, size_type __n) |
static constexpr pointer | allocate (allocator_type &__a, size_type __n, const_void_pointer __hint) |
static constexpr auto | construct (allocator< _Tp > &__a, _Tp *__p, _Args &&... __args) noexcept(noexcept(_S_construct(__a, __p, std::forward< _Args >(__args)...))) -> decltype(_S_construct(__a, __p, std::forward< _Args >(__args)...)) |
template<typename _Up, typename... _Args> | |
static constexpr void | construct (allocator_type &__a, _Up *__p, _Args &&... __args) noexcept(std::is_nothrow_constructible< _Up, _Args... >::value) |
static constexpr void | deallocate (allocator< _Tp > &__a, pointer __p, size_type __n) |
static constexpr void | deallocate (allocator_type &__a, pointer __p, size_type __n) |
static constexpr void | destroy (allocator< _Tp > &__a, _Tp *__p) noexcept(noexcept(_S_destroy(__a, __p, 0))) |
template<typename _Up> | |
static constexpr void | destroy (allocator_type &__a, _Up *__p) noexcept(is_nothrow_destructible< _Up >::value) |
static constexpr size_type | max_size (const allocator< _Tp > &__a) noexcept |
static constexpr size_type | max_size (const allocator_type &__a) noexcept |
static constexpr allocator< _Tp > | select_on_container_copy_construction (const allocator< _Tp > &__rhs) |
static constexpr allocator_type | select_on_container_copy_construction (const allocator_type &__rhs) |
Partial specialization for std::allocator.
Definition at line 424 of file bits/alloc_traits.h.
typedef allocator< _Tp > std::allocator_traits< allocator< _Tp > >::allocator_type |
The allocator type.
Definition at line 109 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::allocator_type |
The allocator type.
Definition at line 427 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::const_pointer |
The allocator's const pointer type.
Alloc::const_pointer
if that type exists, otherwise pointer_traits<pointer>::rebind<const value_type>
Definition at line 158 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::const_pointer |
The allocator's const pointer type.
Definition at line 436 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::const_void_pointer |
The allocator's const void pointer type.
Alloc::const_void_pointer
if that type exists, otherwise pointer_traits<pointer>::rebind<const void>
Definition at line 174 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::const_void_pointer |
The allocator's const void pointer type.
Definition at line 442 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::difference_type |
The allocator's difference type.
Alloc::difference_type
if that type exists, otherwise pointer_traits<pointer>::difference_type
Definition at line 182 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::difference_type |
The allocator's difference type.
Definition at line 445 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::is_always_equal |
Whether all instances of the allocator type compare equal.
Alloc::is_always_equal
if that type exists, otherwise is_empty<Alloc>::type
Definition at line 222 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::is_always_equal |
Whether all instances of the allocator type compare equal.
Definition at line 460 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::pointer |
The allocator's pointer type.
Alloc::pointer
if that type exists, otherwise value_type*
Definition at line 118 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::pointer |
The allocator's pointer type.
Definition at line 433 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::propagate_on_container_copy_assignment |
How the allocator is propagated on copy assignment.
Alloc::propagate_on_container_copy_assignment
if that type exists, otherwise false_type
Definition at line 198 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::propagate_on_container_copy_assignment |
How the allocator is propagated on copy assignment.
Definition at line 451 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::propagate_on_container_move_assignment |
How the allocator is propagated on move assignment.
Alloc::propagate_on_container_move_assignment
if that type exists, otherwise false_type
Definition at line 206 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::propagate_on_container_move_assignment |
How the allocator is propagated on move assignment.
Definition at line 454 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::propagate_on_container_swap |
How the allocator is propagated on swap.
Alloc::propagate_on_container_swap
if that type exists, otherwise false_type
Definition at line 214 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::propagate_on_container_swap |
How the allocator is propagated on swap.
Definition at line 457 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::rebind_alloc |
Definition at line 225 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::rebind_alloc |
Definition at line 463 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::rebind_traits |
Definition at line 227 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::rebind_traits |
Definition at line 466 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::size_type |
The allocator's size type.
Alloc::size_type
if that type exists, otherwise make_unsigned<difference_type>::type
Definition at line 190 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::size_type |
The allocator's size type.
Definition at line 448 of file bits/alloc_traits.h.
typedef allocator< _Tp >::value_type std::allocator_traits< allocator< _Tp > >::value_type |
The allocated type.
Definition at line 111 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::value_type |
The allocated type.
Definition at line 430 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::void_pointer |
The allocator's void pointer type.
Alloc::void_pointer
if that type exists, otherwise pointer_traits<pointer>::rebind<void>
Definition at line 166 of file bits/alloc_traits.h.
using std::allocator_traits< allocator< _Tp > >::void_pointer |
The allocator's void pointer type.
Definition at line 439 of file bits/alloc_traits.h.
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inlinestaticnodiscardconstexpr |
Allocate memory.
__a | An allocator. |
__n | The number of objects to allocate space for. |
Calls a.allocate(n)
Definition at line 328 of file bits/alloc_traits.h.
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inlinestaticnodiscardconstexpr |
Allocate memory.
__a | An allocator. |
__n | The number of objects to allocate space for. |
__hint | Aid to locality. |
value_type
Returns a.allocate(n, hint)
if that expression is well-formed, otherwise returns a.allocate(n)
Definition at line 343 of file bits/alloc_traits.h.
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inlinestaticconstexpr |
Allocate memory.
__a | An allocator. |
__n | The number of objects to allocate space for. |
Calls a.allocate(n)
Definition at line 477 of file bits/alloc_traits.h.
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inlinestaticconstexpr |
Allocate memory.
__a | An allocator. |
__n | The number of objects to allocate space for. |
__hint | Aid to locality. |
value_type
Returns a.allocate(n, hint)
Definition at line 492 of file bits/alloc_traits.h.
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inlinestaticconstexprnoexcept |
Construct an object of type _Tp
__a | An allocator. |
__p | Pointer to memory of suitable size and alignment for Tp |
__args | Constructor arguments. |
Calls __a.construct(__p, std::forward<Args>(__args)...)
if that expression is well-formed, otherwise uses placement-new to construct an object of type _Tp at location __p from the arguments __args...
Definition at line 371 of file bits/alloc_traits.h.
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inlinestaticconstexprnoexcept |
Construct an object of type _Up
__a | An allocator. |
__p | Pointer to memory of suitable size and alignment for an object of type _Up . |
__args | Constructor arguments. |
Calls __a.construct(__p, std::forward<_Args>(__args)...)
in C++11, C++14 and C++17. Changed in C++20 to call std::construct_at(__p, std::forward<_Args>(__args)...)
instead.
Definition at line 529 of file bits/alloc_traits.h.
References std::forward().
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inlinestaticconstexpr |
Deallocate memory.
__a | An allocator. |
__p | Pointer to the memory to deallocate. |
__n | The number of objects space was allocated for. |
Calls a.deallocate(p, n)
Definition at line 355 of file bits/alloc_traits.h.
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inlinestaticconstexpr |
Deallocate memory.
__a | An allocator. |
__p | Pointer to the memory to deallocate. |
__n | The number of objects space was allocated for. |
Calls a.deallocate(p, n)
Definition at line 512 of file bits/alloc_traits.h.
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inlinestaticconstexprnoexcept |
Destroy an object of type _Tp.
__a | An allocator. |
__p | Pointer to the object to destroy |
Calls __a.destroy(__p)
if that expression is well-formed, otherwise calls __p->~_Tp()
Definition at line 387 of file bits/alloc_traits.h.
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inlinestaticconstexprnoexcept |
Destroy an object of type _Up.
__a | An allocator. |
__p | Pointer to the object to destroy |
Calls __a.destroy(__p)
.
Definition at line 550 of file bits/alloc_traits.h.
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inlinestaticconstexprnoexcept |
The maximum supported allocation size.
__a | An allocator. |
__a.max_size()
or numeric_limits<size_type>::max()
Returns __a.max_size()
if that expression is well-formed, otherwise returns numeric_limits<size_type>::max()
Definition at line 400 of file bits/alloc_traits.h.
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inlinestaticconstexprnoexcept |
The maximum supported allocation size.
__a | An allocator. |
__a.max_size()
Definition at line 567 of file bits/alloc_traits.h.
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inlinestaticconstexpr |
Obtain an allocator to use when copying a container.
__rhs | An allocator. |
__rhs.select_on_container_copy_construction()
or __rhs Returns __rhs.select_on_container_copy_construction()
if that expression is well-formed, otherwise returns __rhs
Definition at line 412 of file bits/alloc_traits.h.
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inlinestaticconstexpr |
Obtain an allocator to use when copying a container.
__rhs | An allocator. |
__rhs
Definition at line 583 of file bits/alloc_traits.h.