[GHC] #11050: [bug] ModOrigin: hidden module redefined

[GHC]

#11050: [bug] ModOrigin: hidden module redefined
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        Reporter:  codeonwort        |                Owner:
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:  8.0.1
       Component:  Compiler          |              Version:  7.10.2
      Resolution:                    |             Keywords:
Operating System:  Linux             |         Architecture:  x86_64
 Type of failure:  Compile-time      |  (amd64)
  crash                              |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by thomie):

 I opened https://github.com/valderman/haste-compiler/issues/349 for this.

 I don't know for sure if it is a bug in haste or in ghc/ghc-pkg (maybe
 ghc-pkg should reject such packages from being installed at all, since ghc
 chokes on them anyway?).

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11050#comment:2>
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