Solutionunvalidated
Class templates can be combined with `struct`;. Tension: alias templates cannot. Outcome: If a standard library makes `_Atomic` expand to a class template, then `struct _Atomic(T)` becomes valid.
f3be3655-02ab-42a9-901f-cad40208664b
Class templates can be combined with struct;. Tension: alias templates cannot. Outcome: If a standard library makes _Atomic expand to a class template, then struct _Atomic(T) becomes valid.