[GHC] #13435: Segfaults on levity-polymorphic type class

[GHC]

#13435: Segfaults on levity-polymorphic type class
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        Reporter:  Iceland_jack      |                Owner:  (none)
            Type:  bug               |               Status:  merge
        Priority:  normal            |            Milestone:  8.2.1
       Component:  Compiler (Type    |              Version:  8.0.1
  checker)                           |             Keywords:
      Resolution:                    |  LevityPolymorphism
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  Runtime crash     |            Test Case:
                                     |  typecheck/should_run/T13435
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Changes (by dfeuer):

 * failure:  GHC accepts invalid program => Runtime crash


Comment:

 Guess I was wrong....

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13435#comment:8>
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