[GHC] #2683: Boxy-type ASSERT failure in 6.10: panic in xmonad-contrib

[GHC]

#2683: Boxy-type ASSERT failure in 6.10: panic in xmonad-contrib
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 Reporter:  dons      |          Owner:                
     Type:  bug       |         Status:  new           
 Priority:  high      |      Milestone:  6.10.1        
Component:  Compiler  |        Version:  6.9           
 Severity:  critical  |     Resolution:                
 Keywords:            |     Difficulty:  Unknown       
 Testcase:            |   Architecture:  x86_64 (amd64)
       Os:  Linux     |  
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Comment (by dons):

 @simon

 xmonad-contrib builds ok without the DEBUG compiler, so might be ok to let
 it ride.

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2683#comment:4>
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