[GHC] #5359: GHC 7.2.1-rc1 panics on `cgLookupPanic`

[GHC]

#5359: GHC 7.2.1-rc1 panics on `cgLookupPanic`
-------------------------------+--------------------------------------------
    Reporter:  hvr             |        Owner:  simonpj                          
        Type:  bug             |       Status:  merge                            
    Priority:  highest         |    Milestone:  7.2.1                            
   Component:  Compiler        |      Version:  7.1                              
    Keywords:                  |     Testcase:  simplCore/should_compile/T5359a,b
   Blockedby:                  |   Difficulty:                                   
          Os:  Linux           |     Blocking:                                   
Architecture:  x86_64 (amd64)  |      Failure:  Compile-time crash               
-------------------------------+--------------------------------------------
Changes (by simonpj):

  * status:  new => merge
  * testcase:  => simplCore/should_compile/T5359a,b


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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5359#comment:6>
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