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by Ericson2314 421 days ago
> You can recover a sort of phase distinction

Yes the literature says how to do this. It's not hard. Any program that could be written in something weaker like System F will have the same erasure.

> inherently involve a kind of compile-time evaluation.

compile-time evaluation doesn't pose a phase-separation problem. Indeed, nothing to the right of a `:` will ever need to be evaluated on runtime.