[GHC] #13234: Yesod and Persistent cause compiler panic

[GHC]

#13234: Yesod and Persistent cause compiler panic
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        Reporter:  cheshircat    |                Owner:
            Type:  bug           |               Status:  new
        Priority:  normal        |            Milestone:
       Component:  Compiler      |              Version:  8.0.2
      Resolution:                |             Keywords:
Operating System:  Linux         |         Architecture:  Unknown/Multiple
 Type of failure:  None/Unknown  |            Test Case:
      Blocked By:                |             Blocking:
 Related Tickets:                |  Differential Rev(s):
       Wiki Page:                |
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Changes (by cheshircat):

 * Attachment "Main.hs" added.

 Haskell file with code that causes the bug

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13234>
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