Hello all,
While installing packedstring:
> cabal install packedstring
> Resolving dependencies...
> Configuring packedstring-0.1.0.1...
> Preprocessing library packedstring-0.1.0.1...
> Building packedstring-0.1.0.1...
>
> Data\PackedString.hs:83:7:
> Could not find module `Data.Data':
> It is a member of the hidden package `base'.
> Perhaps you need to add `base' to the build-depends in your .cabal
> file.
> Use -v to see a list of the files searched for.
> cabal: Error: some packages failed to install:
> packedstring-0.1.0.1 failed during the building phase. The exception was:
> ExitFailure 1
>
> > cabal install packedstring --preference="base >= 4"
>
Then it installs fine. Shouldn't the constraint "base >= 4" be added to the
packedstring package? I know it's deprecated, but many things depend on it (
http://bifunctor.homelinux.net/~roel/cgi-bin/hackage-scripts/revdeps/packed…)
namely template-haskell...
Thanks,
Pedro
