[GHC] #11276: GHC hangs/takes an exponential amount of time with simple program

[GHC]

#11276: GHC hangs/takes an exponential amount of time with simple program
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        Reporter:  mpickering        |                Owner:  gkaracha
            Type:  bug               |               Status:  new
        Priority:  highest           |            Milestone:  8.0.1
       Component:  Compiler          |              Version:  7.10.3
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by hvr):

 Replying to [comment:10 Ben Gamari <ben@…>]:
 > In [changeset:"0acdcf2482d24903b504e6b34fa745ef855ff00d/ghc"
 0acdcf24/ghc]

 Merged to ghc-8.0 via c1acc2a92947f512b1a6a20019524af09266a2aa

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11276#comment:11>
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