std::experimental::pmr::polymorphic_allocator<T>::operator=
Min standard notice:
Copy assigns this polymorphic_allocator. Sets the memory resource pointer of *this to that of rhs.
# Declarations
polymorphic_allocator& operator=( const polymorphic_allocator& rhs ) = default;
(library fundamentals TS)
# Parameters
rhs: another polymorphic_allocator to copy from
# Return value
*this