[GHC] #10000: Derived DataKinds Typeable instance collision leads to SafeHaskell violation

[GHC]

#10000: Derived DataKinds Typeable instance collision leads to SafeHaskell
violation
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        Reporter:  shachaf           |                   Owner:
            Type:  bug               |                  Status:  closed
        Priority:  normal            |               Milestone:
       Component:  Compiler          |                 Version:  7.8.4
      Resolution:  duplicate         |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
 Type of failure:  None/Unknown      |  Unknown/Multiple
      Blocked By:                    |               Test Case:
 Related Tickets:                    |                Blocking:
                                     |  Differential Revisions:
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Comment (by simonpj):

 We've hit 10,000 tickets!

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10000#comment:3>
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