[GHC] #13585: ala from Control.Lens.Wrapped panics

GHC ghc-devs at haskell.org
Tue Apr 18 12:25:47 UTC 2017


#13585: ala from Control.Lens.Wrapped panics
-------------------------------------+-------------------------------------
        Reporter:  fumieval          |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler (Type    |              Version:
  checker)                           |
      Resolution:                    |             Keywords:
Operating System:  Linux             |         Architecture:
 Type of failure:  Compile-time      |  Unknown/Multiple
  crash or panic                     |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------

Comment (by simonpj):

 I'd love to reproduce this, but I can't seem to install `lens` with
 `HEAD`:
 {{{
 cabal install --allow-newer lens --with-
 ghc=/home/simonpj/5builds/HEAD-4/inplace/bin/ghc-stage2
 Resolving dependencies...
 Configuring comonad-5...
 Failed to install comonad-5
 Build log ( /home/simonpj/.cabal/logs/comonad-5.log ):
 cabal: Entering directory '/tmp/cabal-tmp-55183/comonad-5'
 cabal: Leaving directory '/tmp/cabal-tmp-55183/comonad-5'
 cabal: Error: some packages failed to install:
 adjunctions-4.3 depends on comonad-5 which failed to install.
 bifunctors-5.4.1 depends on comonad-5 which failed to install.
 comonad-5 failed during the configure step. The exception was:
 user error ('/home/simonpj/5builds/HEAD-4/inplace/bin/ghc-stage2' exited
 with
 an error:

 /tmp/cabal-tmp-55183/comonad-5/dist/setup/setup.hs:8:31: error:
 Module
 ‘Distribution.Package’
 does not export
 ‘PackageName(PackageName)’
 |
 8 | import Distribution.Package ( PackageName(PackageName), Package,
 PackageId, InstalledPackageId, packageVersion, packageName )
 | ^^^^^^^^^^^^^^^^^^^^^^^^
 )
 free-4.12.4 depends on comonad-5 which failed to install.
 kan-extensions-5.0.1 depends on comonad-5 which failed to install.
 lens-4.15.1 depends on comonad-5 which failed to install.
 profunctors-5.2 depends on comonad-5 which failed to install.
 semigroupoids-5.1 depends on comonad-5 which failed to install.
 simonpj at cam-05-unx:~/code/HEAD-4$
 }}}
 Not sure how to proceed...

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13585#comment:2>
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