[Haskell-cafe] Safe Haskell?

Tom Ellis tom-lists-haskell-cafe-2017 at jaguarpaw.co.uk
Sun Apr 18 14:21:56 UTC 2021

On Sun, Apr 18, 2021 at 01:31:08PM +0200, Bertram Felgenhauer via Haskell-Cafe wrote:
> In principle, most of SafeHaskell's functionality could be covered by
> external tools, including managing lists of safe/trusted/unsafe
> modules (or exports) and tracking safety dependencies for inferred
> safety or unsafety.
> [*] I'm a bit worried that I'm being too naive there. Why is
> SafeHaskell such a burden within GHC? Is it because it touches many
> parts, from language pragmas to interface files to actually checking
> imports? Or am I forgetting something about SafeHaskell that requires
> deep integration, say, into the type checker?

To this point, I think it's worth noting what aspect of SafeHaskell is
difficult to maintain in GHC yet would be easy to maintain outside of
GHC, if anything.

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