[GHC] #3027: Specialisation rules fail because dictionary projections do not match

[GHC]

#3027: Specialisation rules fail because dictionary projections do not match
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    Reporter:  malcolm.wallace at cs.york.ac.uk  |        Owner:                  
        Type:  bug                            |       Status:  closed          
    Priority:  normal                         |    Milestone:                  
   Component:  Compiler                       |      Version:  6.8.2           
    Severity:  normal                         |   Resolution:  fixed           
    Keywords:                                 |   Difficulty:  Unknown         
    Testcase:                                 |           Os:  Unknown/Multiple
Architecture:  Unknown/Multiple               |  
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Changes (by simonpj):

  * difficulty:  => Unknown

Comment:

 I hate hearing that 6.10.1 goes slower than 6.8.2.  If you can get any
 insight into '''why''', that'd be really great.

 Simon

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/3027#comment:2>
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