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std::allocator<T>::address - cppreference.com

From cppreference.com

(1)

pointer address( reference x ) const;

 (until C++11)

pointer address( reference x ) const noexcept;

 (since C++11)
(deprecated in C++17)
(removed in C++20)
(2)

const_pointer address( const_reference x ) const;

 (until C++11)

const_pointer address( const_reference x ) const noexcept;

 (since C++11)
(deprecated in C++17)
(removed in C++20)

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.

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 634
(N2436) 		C++98 the return value is &x
(which is affected by overloaded operator&) 		returns the actual address of x