std::pmr::monotonic_buffer_resource:: release

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< cpp ‎ | memory ‎ | monotonic buffer resource

( exposition only* )

allocator
allocator_traits (C++11)
allocation_result (C++23)
scoped_allocator_adaptor (C++11)
pmr::polymorphic_allocator (C++17)

allocator_arg (C++11)
uses_allocator (C++11)
uses_allocator_construction_args (C++20)
make_obj_using_allocator (C++20)
uninitialized_construct_using_allocator (C++20)

Uninitialized memory algorithms

uninitialized_copy
uninitialized_fill
uninitialized_move (C++17)
uninitialized_copy_n (C++11)
uninitialized_fill_n
uninitialized_move_n (C++17)
construct_at (C++20)

uninitialized_default_construct (C++17)
uninitialized_value_construct (C++17)
destroy (C++17)
uninitialized_default_construct_n (C++17)
uninitialized_value_construct_n (C++17)
destroy_n (C++17)
destroy_at (C++17)

Constrained uninitialized memory algorithms

ranges::uninitialized_copy (C++20)
ranges::uninitialized_fill (C++20)
ranges::uninitialized_move (C++20)
ranges::uninitialized_copy_n (C++20)
ranges::uninitialized_fill_n (C++20)
ranges::uninitialized_move_n (C++20)
ranges::construct_at (C++20)

ranges::uninitialized_default_construct (C++20)
ranges::uninitialized_value_construct (C++20)
ranges::destroy (C++20)
ranges::uninitialized_default_construct_n (C++20)
ranges::uninitialized_value_construct_n (C++20)
ranges::destroy_n (C++20)
ranges::destroy_at (C++20)

Memory resources

pmr::memory_resource (C++17)
pmr::get_default_resource (C++17)
pmr::set_default_resource (C++17)
pmr::new_delete_resource (C++17)
pmr::pool_options (C++17)

pmr::null_memory_resource (C++17)
pmr::synchronized_pool_resource (C++17)
pmr::unsynchronized_pool_resource (C++17)
pmr::monotonic_buffer_resource (C++17)

Explicit lifetime management
start_lifetime_as (C++23)
start_lifetime_as_array (C++23)

Types for composite class design
indirect (C++26)
polymorphic (C++26)

Uninitialized storage (until C++20)

raw_storage_iterator ( until C++20* )
get_temporary_buffer ( until C++20* )

return_temporary_buffer ( until C++20* )

Garbage collector support (until C++23)

declare_reachable (C++11) (until C++23)
declare_no_pointers (C++11) (until C++23)
pointer_safety (C++11) (until C++23)

undeclare_reachable (C++11) (until C++23)
undeclare_no_pointers (C++11) (until C++23)
get_pointer_safety (C++11) (until C++23)

Low level memory
management

operator new operator new[]

operator delete operator delete[]

nothrow_t

nothrow

new_handler

set_new_handler

get_new_handler

(C++11)

bad_alloc

bad_array_new_length

(C++11)

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(C++17)

destroying_delete_t

(C++20)

launder

(C++17)

Smart pointers

unique_ptr

(C++11)

shared_ptr

(C++11)

weak_ptr

(C++11)

auto_ptr

( until C++17* )

owner_less

(C++11)

owner_less<void>

(C++17)

owner_hash

(C++26)

owner_equal

(C++26)

enable_shared_from_this

(C++11)

bad_weak_ptr

(C++11)

default_delete

(C++11)

out_ptr_t

(C++23)

inout_ptr_t

(C++23)

Miscellaneous

pointer_traits

(C++11)

to_address

(C++20)

addressof

(C++11)

align

(C++11)

assume_aligned

(C++20)

is_sufficiently_aligned

(C++26)

C Library

malloc
calloc
realloc

free
aligned_alloc (C++17)

void release ( ) ;		(C++17以降)

割り当てられたすべてのメモリを解放します。必要に応じて上流メモリリソースの deallocate 関数を呼び出します。 current buffer と next buffer size を構築時の初期値にリセットします。

いくつかの割り当てられたブロックに対して deallocate が呼び出されていない場合でも、メモリは上流リソースに解放されます。

欠陥報告

以下の動作変更の欠陥報告書は、以前に公開されたC++規格に対して遡及的に適用されました。

DR	適用対象	公開時の動作	正しい動作
LWG 3120	C++17	`release` が提供された場合、初期バッファを再利用可能にしない可能性がある	それを要求する

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Feature test macros (C++20)
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Diagnostics library
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Technical specifications
Symbols index
External libraries

monotonic_buffer_resource::monotonic_buffer_resource
monotonic_buffer_resource::~monotonic_buffer_resource
Public member functions
monotonic_buffer_resource::release
monotonic_buffer_resource::upstream_resource
Protected member functions
monotonic_buffer_resource::do_allocate
monotonic_buffer_resource::do_deallocate
monotonic_buffer_resource::do_is_equal

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Namespaces

Variants

std::pmr::monotonic_buffer_resource:: release

欠陥報告

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