[swift-evolution] [swift-evolution-announce] [Review] SE-0089: Replace protocol<P1, P2> syntax with Any<P1, P2>

[Brent Royal-Gordon]

> The only magic would be that all type definitions (`protocol` etc.) which do not give a supertype they conform to, will implicitly conform to `Any`, i.e.
> 
> protocol Foo { … }
> 
> means
> 
> protocol Foo : Any { … }

Any is also the supertype of all structural types, and structural types cannot conform to protocols.

-- 
Brent Royal-Gordon
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