std::pmr::memory_resource::allocate
From cppreference.com
< cpp | memory | memory resource
void* allocate( std::size_t bytes, std::size_t alignment = alignof(std::max_align_t) ); |
(since C++17) | |
Allocates storage with a size of at least bytes bytes, aligned to the specified alignment.
Equivalent to return do_allocate(bytes, alignment);.
[edit] Exceptions
Throws an exception if storage of the requested size and alignment cannot be obtained.
[edit] 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 | over-alignment was allowed to be unsupported | alignment must be honoured |
[edit] See also
[virtual] |
allocates memory (virtual private member function) |