[GHC] #11532: ghc: panic! occured

[GHC]

#11532: ghc: panic! occured
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        Reporter:  cutsea            |                Owner:
            Type:  bug               |               Status:  infoneeded
        Priority:  high              |            Milestone:  8.2.1
       Component:  Compiler          |              Version:  7.10.3
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Compile-time      |  Unknown/Multiple
  crash                              |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by thomie):

 cutsea: that's great that you can reproduce the problem consistently. The
 next step would be to reduce the problem to a tiny testcase, without any
 cabal dependencies. Maybe you could give it a try? If not, one of us can
 probably do it at some point.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11532#comment:5>
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