[GHC] #13840: Pattern matching duplicated record fields

[GHC]

#13840: Pattern matching duplicated record fields
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        Reporter:  lapdot            |                Owner:  (none)
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.0.2
      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:  #13644            |  Differential Rev(s):
       Wiki Page:                    |
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Changes (by RyanGlScott):

 * status:  new => closed
 * resolution:   => duplicate
 * related:   => #13644


Comment:

 To be clear, this is the panic you get:

 {{{
 GHCi, version 8.2.0.20170523: http://www.haskell.org/ghc/  :? for help
 Loaded GHCi configuration from /home/rgscott/.ghci
 [1 of 3] Compiling F1               ( F1.hs, interpreted )
 [2 of 3] Compiling F2               ( F2.hs, interpreted )
 [3 of 3] Compiling Lib              ( Lib.hs, interpreted )
 ghc: panic! (the 'impossible' happened)
   (GHC version 8.2.0.20170523 for x86_64-unknown-linux):
         translateConPatVec: lookup
 }}}

 Closing as a duplicate of #13644.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13840#comment:1>
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