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std::pmr::memory_resource::do_allocate

From cppreference.com
 
 
Dynamic memory management
Uninitialized storage
(C++17)
(deprecated since c++17)
(deprecated since c++17)
(deprecated since c++17)
Garbage collection support
Miscellaneous
(C++20)
(C++11)
(C++11)
C Library
Low level memory management
 
 
virtual void* do_allocate(std::size_t bytes, std::size_t alignment) = 0;
(since C++17)

Allocates storage with a size of at least bytes bytes. The returned storage is aligned to the specified alignment if such alignment is supported, and to alignof(std::max_align_t) otherwise.

alignment shall be a power of two.

[edit] Exceptions

Throws an exception if storage of the requested size and alignment cannot be obtained.

[edit] See also

allocates memory
(public member function) [edit]