std::allocator<T>::address
From cppreference.com
                    
                                        
                    
                    
                                                            
                    |   pointer address( reference x ) const;  | 
 (deprecated in C++17)  (removed in C++20)  | 
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|   const_pointer address( const_reference x ) const;  | 
 (deprecated in C++17)  (removed in C++20)  | 
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Returns the actual address of x even in presence of overloaded operator&.
Parameters
| x | - | the object to acquire address of | 
Return value
The actual address of x.
Exceptions
| (none) | (until C++11) | 
|   noexcept specification:   noexcept    | 
(since C++11) |