 
            
            
            
            
                31 Aug
                
                    2015
                
            
            
                31 Aug
                
                '15
                
            
            
            
        
    
                2:44 a.m.
            
        Simon,
no it's not expected to take "much longer". Can you make a ticket with a reproducible test case?
OK. Now Filed: https://ghc.haskell.org/trac/ghc/ticket/10818 --Kazu