Alan, did you see this?

Alejandro Serrano Mena <trupill@gmail.com> writes:

> Dear GHC devs,
> Is there a way to retrieve "source annotations" (as defined by
> https://downloads.haskell.org/~ghc/latest/docs/html/users_guide/extending_ghc.html#source-annotations)
> during type checking. In particular, I am interested in reading them in
> TcExpr and TcCanonical.
>
> Regards,
> Alejandro

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