Ok, so I think we should mark the test as expect_broken, because the Travis builds use -DDEBUG and this is causing them to fail currently (see e.g. https://travis-ci.org/simonmar/ghc/builds/174768018)
Cheers Simon On 11 November 2016 at 17:39, Simon Peyton Jones <simo...@microsoft.com> wrote: > Hmm. Yes, this is an (actually harmless) assertion failure if your build > has -DDEBUG on. I think it’s just a fluke that it’s only just started > failing. > > > > I’ll make a ticket for it; I don’t think it’s super-urgent. > > > > Simon > > > > *From:* ghc-devs [mailto:ghc-devs-boun...@haskell.org] *On Behalf Of *Simon > Marlow > *Sent:* 09 November 2016 13:03 > *To:* ghc-devs@haskell.org > *Subject:* T12041 failing? > > > > I just saw the error below in a validate with -DDEBUG. Anyone know about > this? > > --- /tmp/ghctest-uhJ8rt/test > spaces/./indexed-types/should_fail/T12041.run/T12041.stderr.normalised > 2016-11-09 12:13:38.206501840 +0000 > > +++ /tmp/ghctest-uhJ8rt/test > spaces/./indexed-types/should_fail/T12041.run/T12041.comp.stderr.normalised > 2016-11-09 12:13:38.206501840 +0000 > > @@ -1,7 +1,17 @@ > > +ghc: panic! (the 'impossible' happened) > > + (GHC version 8.1.20161109 for x86_64-unknown-linux): > > + ASSERT failed! > > + i_axb > > + Call stack: > > + CallStack (from HasCallStack): > > + prettyCurrentCallStack, called at > compiler/utils/Outputable.hs:<line>:<column> in <package-id>:Outputable > > + callStackDoc, called at compiler/utils/Outputable.hs:<line>:<column> > in <package-id>:Outputable > > + assertPprPanic, called at > compiler/typecheck/TcType.hs:<line>:<column> in <package-id>:TcType > > + Call stack: > > + CallStack (from HasCallStack): > > + prettyCurrentCallStack, called at > compiler/utils/Outputable.hs:<line>:<column> in <package-id>:Outputable > > + callStackDoc, called at compiler/utils/Outputable.hs:<line>:<column> > in <package-id>:Outputable > > + pprPanic, called at compiler/utils/Outputable.hs:<line>:<column> in > <package-id>:Outputable > > + assertPprPanic, called at > compiler/typecheck/TcType.hs:<line>:<column> in <package-id>:TcType > > -T12041.hs:12:15: > > - Expected kind ‘i -> Constraint’, > > - but ‘(~) Int’ has kind ‘* -> Constraint’ > > - In the type ‘(~) Int’ > > - In the type instance declaration for ‘Ob’ > > - In the instance declaration for ‘Category I’ > > +Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug > <https://na01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwww.haskell.org%2Fghc%2Freportabug&data=02%7C01%7Csimonpj%40microsoft.com%7C8af7a5deff5f49d2ab9808d408a0bd62%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C636142933860965747&sdata=BUkCjhjy1GhK9SVcws2TAYIVD5FzdsYrXKciuyD6MzM%3D&reserved=0> > > *** unexpected failure for T12041(normal) > >
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