[GHC] #11339: Possible type-checker regression in GHC 8.0

GHC ghc-devs at haskell.org
Sun Jan 3 11:34:30 UTC 2016


#11339: Possible type-checker regression in GHC 8.0
-------------------------------------+-------------------------------------
        Reporter:  hvr               |                Owner:  goldfire
            Type:  bug               |               Status:  new
        Priority:  highest           |            Milestone:  8.0.1
       Component:  Compiler (Type    |              Version:  8.1
  checker)                           |
      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:                    |
-------------------------------------+-------------------------------------
Changes (by hvr):

 * owner:   => goldfire


Comment:

 Richard,

 I threw `git bisect` at this issue, and the winner was
 2db18b8135335da2da9918b722699df684097be9 (aka Visible Type Application)!
 :-)

 Can you look at this and find out whether the type-checking failure is
 legitimate or not?

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11339#comment:1>
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