[Haskell-cafe] How to cabal fetch mtl==

Ross Paterson ross at soi.city.ac.uk
Fri Nov 26 00:48:27 CET 2010

On Fri, Nov 26, 2010 at 12:24:26AM +0100, Bas van Dijk wrote:
> Maybe it helps if special-functors gets an upper bound on its mtl
> dependency: mtl < 2.

It should have mtl <, because that version lacks one of the
instances it relies on.

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