[GHC] #10564: GHC 7.10.2 RC cannot build HList-0.4.0.0

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Fri Jun 26 16:53:05 UTC 2015


#10564: GHC 7.10.2 RC cannot build HList-0.4.0.0
-------------------------------------+-------------------------------------
        Reporter:  snoyberg          |                   Owner:
            Type:  bug               |                  Status:  new
        Priority:  high              |               Milestone:  7.10.2
       Component:  Compiler          |                 Version:  7.10.2-rc1
      Resolution:                    |                Keywords:
Operating System:  Linux             |            Architecture:  x86_64
 Type of failure:  GHC rejects       |  (amd64)
  valid program                      |               Test Case:
      Blocked By:                    |                Blocking:
 Related Tickets:                    |  Differential Revisions:
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Comment (by Simon Peyton Jones <simonpj@…>):

 In [changeset:"7c07cf16ab5d5bdfb64efb1d4fc5f20cf7437437/ghc"]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="7c07cf16ab5d5bdfb64efb1d4fc5f20cf7437437"
 closeOverKinds *before* oclose in coverage check

 Combining functional dependencies with kind-polymorphism is
 devilishly tricky!  It's all documented in
     Note [Closing over kinds in coverage]

 Fixes Trac #10564
 }}}

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10564#comment:2>
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