Give MonadTrans a QuantifiedConstraints superclass

Henning Thielemann lemming at
Wed Jun 2 16:10:33 UTC 2021

On Wed, 2 Jun 2021, Viktor Dukhovni wrote:

> [ FWIW, I don't know what you mean by "is mostly Haskell '98", I'd
>  expect that to be a strict binary choice: is or isn't. ]

It uses some LANGUAGE pragmas internally like Safe, AutoDerivable, CPP, 
but the external API is Haskell 98.

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