Cabal 1.22 RC ready to test

[Alan & Kim Zimmerman]

I tried to build https://github.com/ghc/packages-Cabal earlier today and
got the same error, but it went fine with the version at
https://github.com/haskell/cabal



On Sat, Jan 3, 2015 at 10:17 PM, Johan Tibell <johan.tibell at gmail.com>
wrote:

> It might be as simple as bumping the Cabal submodule in GHC to match the
> upstream 1.22 branch.
>
> On Sat, Jan 3, 2015 at 8:46 AM, Jake Wheat <jakewheatmail at gmail.com>
> wrote:
>
>>
>> On 3 January 2015 at 15:05, Johan Tibell <johan.tibell at gmail.com> wrote:
>>
>>> The error (https://travis-ci.org/haskell/cabal/jobs/45758614) is quite
>>> perplexing:
>>>
>>> [62 of 77] Compiling Distribution.Client.Config (
>>> Distribution/Client/Config.hs,
>>> dist/dist-sandbox-8940a882/build/cabal/cabal-tmp/Distribution/Client/Config.o
>>> )
>>> Distribution/Client/Config.hs:56:12:
>>>     Module
>>>     ‘Distribution.Simple.Compiler’
>>>     does not export
>>>     ‘DebugInfoLevel(..)’
>>> cabal: Error: some packages failed to install:
>>> cabal-install-1.22.0.0 failed during the building phase. The exception
>>> was:
>>> ExitFailure 1
>>>
>>> Distribution.Simple.Compiler most definitely does export DebugInfoLevel,
>>> otherwise it wouldn't compile with the other GHC versions.
>>>
>>> Does GHC do something special with Cabal nowadays when it's no longer
>>> tied to GHC?
>>>
>>> Is it because the Cabal-1.22.0.0 bundled with ghc is now different to
>> the Cabal-1.22.0.0 in github? I get the same error compiling the master
>> branch cabal-install with ghc-7.10.0-20141222.
>>
>> I think one solution is to increase the version number of Cabal in github
>> (for 1.22 and master branches), and to make the latest cabal-install depend
>> on this (i.e. Cabal>=1.22.0.1) since cabal-install 1.22 in github no longer
>> works with the 'released' snapshot Cabal-1.22.0.0 in ghc. This fixes the
>> error for ghc-7.10.0-20141222.
>>
>>
>
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