[GHC] #7264: Adding GHC's inferred type signatures to a working program can make it fail with Rank2Types

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Mon Apr 24 08:17:57 UTC 2017


#7264: Adding GHC's inferred type signatures to a working program can make it fail
with Rank2Types
-------------------------------------+-------------------------------------
        Reporter:  guest             |                Owner:  (none)
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  7.4.1
      Resolution:  fixed             |             Keywords:
                                     |  ImpredicativeTypes
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
                                     |  typecheck/should_fail/T7264
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------
Changes (by simonpj):

 * keywords:   => ImpredicativeTypes


--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7264#comment:4>
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