[GHC] #2356: GHC accepts multiple instances for the same type in different modules

[GHC]

#2356: GHC accepts multiple instances for the same type in different modules
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 Reporter:  claus     |          Owner:         
     Type:  bug       |         Status:  new    
 Priority:  low       |      Milestone:  _|_    
Component:  Compiler  |        Version:  6.8.2  
 Severity:  normal    |     Resolution:         
 Keywords:            |     Difficulty:  Unknown
 Testcase:            |   Architecture:  Unknown
       Os:  Unknown   |  
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Changes (by morrow):

 * cc: mjm2002 at gmail.com (added)

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2356#comment:5>
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