[GHC] #12835: ghc: panic! (the 'impossible' happened) - find_tycon

[GHC]

#12835: ghc: panic! (the 'impossible' happened) - find_tycon
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        Reporter:  mrijkeboer        |                Owner:
            Type:  bug               |               Status:  closed
        Priority:  high              |            Milestone:
       Component:  Compiler          |              Version:  8.0.1
      Resolution:  duplicate         |             Keywords:
Operating System:  Linux             |         Architecture:  x86_64
 Type of failure:  Compile-time      |  (amd64)
  crash or panic                     |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Changes (by mpickering):

 * status:  new => closed
 * resolution:   => duplicate


Comment:

 I'm fairly sure this is a duplicate but without any reproduction
 instructions there is no way for me to verify this! Please reopen this
 ticket with
 [https://ghc.haskell.org/trac/ghc/wiki/ReportABug#Fulldescription:whatinformationtoprovideinthebodyofyourbugreport
 more details] if it isn't fixed in the 8.0.2 release.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12835#comment:1>
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