[GHC] #2715: Equality constraint in superclass not supported

[GHC]

#2715: Equality constraint in superclass not supported
----------------------------------------+-----------------------------------
    Reporter:  rodprice                 |        Owner:  chak        
        Type:  task                     |       Status:  new         
    Priority:  normal                   |    Milestone:  6.12 branch 
   Component:  Compiler (Type checker)  |      Version:  6.10.1      
    Keywords:                           |   Difficulty:  Unknown     
          Os:  Linux                    |     Testcase:              
Architecture:  x86                      |      Failure:  None/Unknown
----------------------------------------+-----------------------------------
Changes (by Saizan):

 * cc: sanzhiyan@… (added)


-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2715#comment:11>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler