[GHC] #14679: The interpreter showed panic! (the 'impossible' happened)

[GHC]

#14679: The interpreter showed panic! (the 'impossible' happened)
-------------------------------------+-------------------------------------
        Reporter:  crick_            |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.0.1
      Resolution:                    |             Keywords:  panic
Operating System:  Unknown/Multiple  |         Architecture:  x86_64
 Type of failure:  Compile-time      |  (amd64)
  crash or panic                     |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #14299            |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------
Changes (by Phyx-):

 * os:  Windows => Unknown/Multiple
 * related:   => #14299


Comment:

 Possibly a duplicate of #14299

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14679#comment:1>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler