[GHC] #11473: Levity polymorphism checks are inadequate

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Thu Jan 21 13:00:05 UTC 2016


#11473: Levity polymorphism checks are inadequate
-------------------------------------+-------------------------------------
        Reporter:  simonpj           |                Owner:
            Type:  bug               |               Status:  new
        Priority:  highest           |            Milestone:  8.0.1
       Component:  Compiler          |              Version:  7.10.3
      Resolution:                    |             Keywords:
                                     |  LevityPolymorphism, TypeInType
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Incorrect         |  Unknown/Multiple
  warning at compile-time            |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------
Changes (by bgamari):

 * priority:  normal => highest
 * failure:  None/Unknown => Incorrect warning at compile-time
 * milestone:   => 8.0.1


--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11473#comment:3>
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