I made #12930 to track this. Matt
On Fri, Dec 2, 2016 at 11:22 PM, Joachim Breitner <[email protected]> wrote: > Hi, > > again, Travis is failing to build master since a while. Unfortunately, > only the author of commits get mailed by Travis, so I did not notice it > so far. But usually, when Travis reports a build failure, this is > something actionable! If in doubt, contact me. > > The breakage at the moment occurs only with -DDEBUG on: > > Compile failed (exit code 1) errors were: > ghc-stage2: panic! (the 'impossible' happened) > (GHC version 8.1.20161118 for x86_64-unknown-linux): > No match in record selector is_iloc > > Please report this as a GHC bug: > http://www.haskell.org/ghc/reportabug > > > *** unexpected failure for rn017(normal) > Compile failed (exit code 1) errors were: > ghc-stage2: panic! (the 'impossible' happened) > (GHC version 8.1.20161118 for x86_64-unknown-linux): > No match in record selector is_iloc > > Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug > > > *** unexpected failure for T7672(normal) > > And started appearing, unless I am mistaken, with > > From: Matthew Pickering < [email protected] > > Date: Fri, 18 Nov 2016 16:28:30 +0000 > Subject: [PATCH] Optimise whole module exports > > We directly build up the correct AvailInfos rather than generating > lots of singleton instances and combining them with expensive calls to > unionLists. > > There are two other small changes. > > * Pushed the nubAvails call into the explicit export list > branch as we construct them correctly and uniquely ourselves. > * fix_faminst only needs to check the first element of the export > list as we maintain the (yucky) invariant that the parent is the > first thing in it. > > Reviewers: simonpj, austin, bgamari > > Reviewed By: simonpj, bgamari > > Subscribers: simonpj, thomie, niteria > > Differential Revision: https://phabricator.haskell.org/D2657 > > Matthew, can you verify that this is a regression introduce here? > > Greetings, > Joachim > > -- > Joachim “nomeata” Breitner > [email protected] • https://www.joachim-breitner.de/ > XMPP: [email protected] • OpenPGP-Key: 0xF0FBF51F > Debian Developer: [email protected] > _______________________________________________ > ghc-devs mailing list > [email protected] > http://mail.haskell.org/cgi-bin/mailman/listinfo/ghc-devs > _______________________________________________ ghc-devs mailing list [email protected] http://mail.haskell.org/cgi-bin/mailman/listinfo/ghc-devs
