We could advertise the breakage list and or email all the various maintainers?
On Tuesday, October 1, 2013, Simon Peyton-Jones wrote: > Bryan**** > > ** ** > > That’s amazingly helpful thank you.**** > > ** ** > > I undertake to fix the dmdTransformDictSelSig: split > failed<http://ghc.haskell.org/trac/ghc/ticket/8329> problem, > by the end of this week at the latest.**** > > ** ** > > I’m agnostic about the rest… that is, is there anything we might do to > ameliorate?**** > > ** ** > > Simon**** > > ** ** > > *From:* ghc-devs [mailto:[email protected] <javascript:_e({}, > 'cvml', '[email protected]');>] *On Behalf Of *Bryan O'Sullivan > *Sent:* 30 September 2013 07:26 > *To:* [email protected] <javascript:_e({}, 'cvml', > '[email protected]');> > *Subject:* HEAD vs Hackage status report**** > > ** ** > > I spent a little time the other day building all of Hackage with GHC HEAD. > Here's a quick writeup of what I found.**** > > ** ** > > Total packages: 5564**** > > Succeeded with 7.6.3: 3234**** > > Succeeded with HEAD: 2061**** > > Succeeded with 7.6.3 *but failed with HEAD: 1186***** > > ** ** > > (A few dozen packages built with HEAD, but not with 7.6.3, which is why > the numbers don't add up.)**** > > ** ** > > I think the condensed version of the story is that we're actually in good > shape, the above numbers notwithstanding. There are only a few categories > of build regression, which I detail below. Except for one genuine bug, the > rest (at least those I've seen so far) are upgrade details that could be > written about in release notes or a blog post.**** > > ** ** > > There currently exists just one panic-related bug, which prevents all 23 > packages in the Snap web framework from building:**** > > ** ** > > ghc: panic! (the 'impossible' happened)**** > > (GHC version 7.7.20130923 for x86_64-unknown-linux):**** > > dmdTransformDictSelSig: split > failed<http://ghc.haskell.org/trac/ghc/ticket/8329> > **** > > ** ** > > Of the 1186 packages that build with 7.6.3 but not HEAD:**** > > ** ** > > 311 fail due to cabal being unable to solve dependency constraints. As > usual, most (195) have excessively tight constraints on base.**** > > ** ** > > 37 packages fail due to GeneralizedNewtypeDeriving and the new role > infrastructure, due to the following failures in packages upon which they > depend.**** > > ** ** > > 12 language-c-0.4.2 the last parameter of ‛Error’ is at role Nominal > **** > > 11 logfloat-0.12.1 the last parameter of ‛IArray’ is at role > Nominal**** > > 5 diagrams-lib-0.7.1.1 the last parameter of ‛Transformable’ is at > role Nominal**** > > 4 smallcheck-1.0.4 the last parameter of ‛MonadLogic’ is at role > Nominal**** >
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