[GHC] #11724: Must check for representation polymorphism in datatype declarations

[GHC]

#11724: Must check for representation polymorphism in datatype declarations
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        Reporter:  goldfire          |                Owner:  goldfire
            Type:  bug               |               Status:  merge
        Priority:  normal            |            Milestone:  8.0.1
       Component:  Compiler          |              Version:  8.1
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
                                     |  typecheck/should_fail/T11724
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Changes (by goldfire):

 * testcase:   => typecheck/should_fail/T11724
 * status:  new => merge


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11724#comment:2>
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