[GHC] #2864: ghc: panic! (the 'impossible' happened) -- Please report this as a GHC bug

[GHC]

#2864: ghc: panic! (the 'impossible' happened) -- Please report this as a GHC bug
-------------------------+--------------------------------------------------
    Reporter:  megacz    |        Owner:             
        Type:  bug       |       Status:  new        
    Priority:  normal    |    Milestone:  6.12 branch
   Component:  Compiler  |      Version:  6.11       
    Severity:  major     |   Resolution:             
    Keywords:            |   Difficulty:  Unknown    
    Testcase:            |           Os:  MacOS X    
Architecture:  x86       |  
-------------------------+--------------------------------------------------
Changes (by igloo):

  * milestone:  => 6.12 branch

Comment:

 Can you say how are you building GHC please? i.e. what commands you are
 using, what you have in mk/build.mk, etc.

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2864#comment:3>
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