cpp/experimental/observer ptr/operator cmp

Compares the pointer values of two s, or a and.

@1-2@ Equality comparison for two s

@3-6@ Equality comparison for an and.

@7-10@ Ordered comparison for two s

Return value
1)

2)

3-4)

5-6)

7), where is the composite pointer type of  and

8)

9)

10)