[GHC] #2664: type family + data family + typeclass + type error causes GHC to diverge

[GHC]

#2664: type family + data family + typeclass + type error causes GHC to diverge
---------------------------------+------------------------------------------
    Reporter:  ryani             |       Owner:                  
        Type:  bug               |      Status:  new             
    Priority:  normal            |   Component:  Compiler        
     Version:  6.11              |    Severity:  normal          
    Keywords:                    |    Testcase:                  
Architecture:  Unknown/Multiple  |          Os:  Unknown/Multiple
---------------------------------+------------------------------------------
 {{{
 ryani:~ ryani$ ghc-6.11.20081005 -c overflow.hs
 <about 15 seconds pass>
 stack overflow: use +RTS -K<size> to increase it
 ryani:~ ryani$
 }}}

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2664>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler