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__GNU_CXX::_EXTPTR_ALLOCATOR(3CXX) - Linux man page online | Library functions

An example allocator which uses a non-standard pointer type.

Chapter
Tue Mar 10 2020
__gnu_cxx::_ExtPtr_allocator< _Tp >(3cxx) __gnu_cxx::_ExtPtr_allocator< _Tp >(3cxx)

NAME

__gnu_cxx::_ExtPtr_allocator< _Tp > - An example allocator which uses a non-standard pointer type. This allocator specifies that containers use a 'relative pointer' as it's pointer type. (See ext/pointer.h) Memory allocation in this example is still performed using std::allocator.

SYNOPSIS

Public Types typedef _Pointer_adapter< _Relative_pointer_impl< const _Tp > > const_pointer typedef const _Tp & const_reference typedef std::ptrdiff_t difference_type typedef _Pointer_adapter< _Relative_pointer_impl< _Tp > > pointer typedef _Tp & reference typedef std::size_t size_type typedef _Tp value_type Public Member Functions _ExtPtr_allocator (const _ExtPtr_allocator &__rarg) noexcept template<typename _Up > _ExtPtr_allocator (const _ExtPtr_allocator< _Up > &__rarg) noexcept const std::allocator< _Tp > & _M_getUnderlyingImp () const pointer address (reference __x) const noexcept const_pointer address (const_reference __x) const noexcept pointer allocate (size_type __n, void *__hint=0) template<typename _Up , typename... _Args> void construct (_Up *__p, _Args &&... __args) template<typename... _Args> void construct (pointer __p, _Args &&... __args) void deallocate (pointer __p, size_type __n) template<typename _Up > void destroy (_Up *__p) void destroy (pointer __p) size_type max_size () const noexcept template<typename _Up > bool operator!= (const _ExtPtr_allocator< _Up > &__rarg) bool operator!= (const _ExtPtr_allocator &__rarg) template<typename _Up > bool operator== (const _ExtPtr_allocator< _Up > &__rarg) bool operator== (const _ExtPtr_allocator &__rarg) Friends template<typename _Up > void swap (_ExtPtr_allocator< _Up > &, _ExtPtr_allocator< _Up > &) Detailed Description template<typename _Tp> class __gnu_cxx::_ExtPtr_allocator< _Tp >" An example allocator which uses a non-standard pointer type. This allocator specifies that containers use a 'relative pointer' as it's pointer type. (See ext/pointer.h) Memory allocation in this example is still performed using std::allocator. Definition at line 56 of file extptr_allocator.h. Author Generated automatically by Doxygen for libstdc++ from the source code.
libstdc++ Tue Mar 10 2020__gnu_cxx::_ExtPtr_allocator< _Tp >(3cxx)
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