[GHC] #5676: Typeclass instance function type declarations

[GHC]

#5676: Typeclass instance function type declarations
-------------------------------------------------------------+--------------
    Reporter:  drb226                                        |        Owner:  simonpj                  
        Type:  feature request                               |       Status:  new                      
    Priority:  normal                                        |    Milestone:  7.6.1                    
   Component:  Compiler (Type checker)                       |      Version:                           
    Keywords:  typeclass instance function type declaration  |     Testcase:                           
   Blockedby:                                                |   Difficulty:                           
          Os:  Unknown/Multiple                              |     Blocking:                           
Architecture:  Unknown/Multiple                              |      Failure:  GHC rejects valid program
-------------------------------------------------------------+--------------

Comment(by simonpj):

 Simon, Ian: Actually, I have a validated patch now.  Can I commit it?  Or
 would it be better to set it aside until we've got 7.4 out?

 Simon

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5676#comment:5>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler