[GHC] #6117: Cyclic Type Class Hierarchy Produces <<loop>>

[GHC]

#6117: Cyclic Type Class Hierarchy Produces <<loop>>
---------------------------------+------------------------------------------
    Reporter:  jun0              |       Owner:                             
        Type:  bug               |      Status:  new                        
    Priority:  normal            |   Milestone:                             
   Component:  Compiler          |     Version:  7.4.1                      
    Keywords:                    |          Os:  Linux                      
Architecture:  Unknown/Multiple  |     Failure:  Incorrect result at runtime
  Difficulty:  Unknown           |    Testcase:                             
   Blockedby:                    |    Blocking:                             
     Related:                    |  
---------------------------------+------------------------------------------
Changes (by simonpj):

  * difficulty:  => Unknown


Comment:

 Thanks.  I think this is another example of #5751. I know how to fix it
 but am hoping to wait until after the Haskell Symposium deadline (2 June).
 How much of a problem is  it for you?

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/6117#comment:1>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler