[GHC] #14040: Typed holes regression in GHC 8.0.2: No skolem info: z_a1sY[sk:2]

GHC ghc-devs at haskell.org
Tue Dec 12 12:34:11 UTC 2017


#14040: Typed holes regression in GHC 8.0.2: No skolem info: z_a1sY[sk:2]
-------------------------------------+-------------------------------------
        Reporter:  RyanGlScott       |                Owner:  goldfire
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler (Type    |              Version:  8.0.2
  checker)                           |             Keywords:  TypeInType,
      Resolution:                    |  TypeFamilies, PartialTypeSignatures
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Compile-time      |  Unknown/Multiple
  crash or panic                     |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #13877            |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------
Changes (by simonpj):

 * owner:  (none) => goldfire


Comment:

 By all means add a regression test, thanks.  The more the better.

 Richard is actively working on a "solveEqualities" patch that will (I
 hope) fix this bug among many others (e.g. #14066)

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14040#comment:4>
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