Is there any reason QuickCheck specifically requires containers >= 0.5? Perhaps its lower bound could be relaxed.
On Wed, Jul 18, 2012 at 11:29 AM, Ross Paterson <r...@soi.city.ac.uk> wrote: > On Wed, Jul 18, 2012 at 09:35:52AM +0100, Erik Hesselink wrote: > > I don't think you can install this package on 7.4. As Andres said, it > > requires containers 0.5, but ghc 7.4's base libraries (in this case, > > template-haskell) use containers 0.4, and can't be reinstalled. I > > guess your best bet is to use sbv-2.1, which depends on containers >= > > 0.3, or to unpack it and see if you can loosen the containers > > dependency and see if it still works with 0.4 > > I'm talking about unattended automated builds, so tweaking isn't an > option. On the other hand breaking the package environment isn't so bad, > because I'm throwing it away after each build. > > > So in short, no combination of flags will work in this case, I think. > > Failure is the best option. > > Actually --force-reinstalls does work in this case, and this thread began > with Levent being unhappy with the failure option for his package, so > I'm tempted to use that flag on all hackage builds. > > _______________________________________________ > Haskell-Cafe mailing list > Haskell-Cafe@haskell.org > http://www.haskell.org/mailman/listinfo/haskell-cafe > -- Gregory Collins <g...@gregorycollins.net>
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