[GHC] #14490: TTG Snags

GHC ghc-devs at haskell.org
Wed Nov 22 16:47:49 UTC 2017


#14490: TTG Snags
-------------------------------------+-------------------------------------
        Reporter:  alanz             |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.3
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #14482            |  Differential Rev(s):
       Wiki Page:                    |
  ImplementingTreesThatGrow          |
-------------------------------------+-------------------------------------

Comment (by bgamari):

 >  I see. The goal is to simply see whether really Data instances are
 causing all performance issues.

 Sure, I think this is a perfectly reasonable experiment. I was just
 pointing out that we may eventually still need to provide some `Data`
 instances somewhere.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14490#comment:32>
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