Construct from the address of a memory_resource optionally specified by r. If r is null or not specified, construct from the default allocator.
Declared in <bslalg_constructorproxy.h>
ConstructorProxy_PolymorphicAllocator(std::pmr::memory_resource* r = 0);
| Name | Description |
|---|---|
| r | optional address of the memory resource to use; null selects the default allocator |