Return a shared_ptr object referring to and managing a new ELEMENT_TYPE object. The specified basicAllocator will be used to supply a single contiguous region of memory holding the returned shared pointer's internal representation and the new ELEMENT_TYPE object, which is default-constructed.
Declared in <bslstl_sharedptr.h>
template<
class ELEMENT_TYPE,
class ALLOC>
bsl::shared_ptr<ELEMENT_TYPE>
allocate_shared_for_overwrite(ALLOC basicAllocator)
requires !is_array<ELEMENT_TYPE>::value && !is_pointer<ALLOC>::value;