[GHC] #2264: Validate using ghc-6.4.1: 3 failures, 1 workaround, 1 fix

[GHC]

#2264: Validate using ghc-6.4.1: 3 failures, 1 workaround, 1 fix
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 Reporter:  thorkilnaur  |          Owner:             
     Type:  bug          |         Status:  new        
 Priority:  high         |      Milestone:  6.10 branch
Component:  Compiler     |        Version:  6.9        
 Severity:  normal       |     Resolution:             
 Keywords:               |     Difficulty:  Unknown    
 Testcase:               |   Architecture:  Unknown    
       Os:  Unknown      |  
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Comment (by simonpj):

 Concerning `ZipDataFlow`, it's nothing to do with scoped type variables,
 happily.  As the error message says, in H98, the context of type sigs in a
 mutual rec group must be identical.  I've pushed a patch that should fix
 it.

 Simon

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2264#comment:3>
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