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                    2012
                
            
            
                6 Jun
                
                '12
                
            
            
            
        
    
                6:05 a.m.
            
        Andres Löh 
Hi Bryan.
Yes, because these are superclasses of Unbox. So can't you simply say this:
newtype Foo = Foo Int deriving (Eq, Show, Unbox, M.MVector MVector, G.Vector Vector)
Wonderful! I suppose that should have been clear from the error. Thanks! Cheers, - Ben