[Haskell-cafe] Typeclass resolution errors quite puzzling

Tom Ellis tom-lists-haskell-cafe-2013 at jaguarpaw.co.uk
Mon Aug 15 14:00:14 UTC 2016

On Mon, Aug 15, 2016 at 03:51:33PM +0200, Francesco Ariis wrote:
> On Mon, Aug 15, 2016 at 02:48:58PM +0100, Tom Ellis wrote:
> > I find that message equally puzzling.  It seems to me that the most
> > helpful message > would have to mention that Eq B is required to
> > satisfy Eq A.
> Time to file a feature request then! :)
>     https://ghc.haskell.org/trac/ghc/wiki/ReportABug

I shall if I get some confirmation that this is a sane thing to want!

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