[GHC] #14978: GADTs don't seem to unpack properly

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Mon Apr 2 16:32:00 UTC 2018


#14978: GADTs don't seem to unpack properly
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        Reporter:  dfeuer            |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:  8.6.1
       Component:  Compiler          |              Version:  8.2.2
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  Runtime           |            Test Case:
  performance bug                    |  simplCore/should_compile/T14978
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by simonpj):

 > Do we want a new ticket to track existentials?

 It's #10016

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14978#comment:5>
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