Provided by: libstdc++-9-doc_9.2.1-9ubuntu2_all bug


       __gnu_cxx::__pool_alloc< _Tp > - Allocator using a memory pool with a single lock.


       Inherits __gnu_cxx::__pool_alloc_base.

   Public Types
       typedef const _Tp * const_pointer
       typedef const _Tp & const_reference
       typedef ptrdiff_t difference_type
       typedef _Tp * pointer
       typedef std::true_type propagate_on_container_move_assignment
       typedef _Tp & reference
       typedef size_t size_type
       typedef _Tp value_type

   Public Member Functions
       __pool_alloc (const __pool_alloc &) noexcept
       template<typename _Tp1 > __pool_alloc (const __pool_alloc< _Tp1 > &) noexcept
       pointer address (reference __x) const noexcept
       const_pointer address (const_reference __x) const noexcept
       _GLIBCXX_NODISCARD pointer allocate (size_type __n, const void *=0)
       template<typename _Up , typename... _Args> void construct (_Up *__p, _Args &&... __args)
       void deallocate (pointer __p, size_type __n)
       template<typename _Up > void destroy (_Up *__p)
       size_type max_size () const noexcept

   Private Types
       enum { _S_align }
       enum { _S_max_bytes }
       enum { _S_free_list_size }

   Private Member Functions
       char * _M_allocate_chunk (size_t __n, int &__nobjs)
       _Obj *volatile * _M_get_free_list (size_t __bytes)  throw ()
       __mutex & _M_get_mutex ()  throw ()
       void * _M_refill (size_t __n)
       size_t _M_round_up (size_t __bytes)

   Static Private Attributes
       static char * _S_end_free
       static _Obj *volatile _S_free_list [_S_free_list_size]
       static size_t _S_heap_size
       static char * _S_start_free

Detailed Description

   template<typename _Tp>
       class __gnu_cxx::__pool_alloc< _Tp >" Allocator using a memory pool with a single lock.

       Definition at line 126 of file pool_allocator.h.


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