std::pmr::memory_resource::do_allocate
From cppreference.com
< cpp | memory | memory resource
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, aligned to the specified alignment
.
alignment
shall be a power of two.
Exceptions
Throws an exception if storage of the requested size and alignment cannot be obtained.
Defect reports
The following behavior-changing defect reports were applied retroactively to previously published C++ standards.
DR | Applied to | Behavior as published | Correct behavior |
---|---|---|---|
LWG 2843 | C++17 | handling of unsupported alignment contradictory | throws an exception |
See also
allocates memory (public member function) |