[GHC] #12783: RecordWildCards trigger "Impossible happened" in Lucius

[GHC]

#12783: RecordWildCards trigger "Impossible happened" in Lucius
-------------------------------------+-------------------------------------
        Reporter:  Koterpillar       |                Owner:
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.0.1
      Resolution:  duplicate         |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------
Changes (by mpickering):

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


Comment:

 Seems like #12130

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12783#comment:1>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler