[Haddock] [haddock] #202: pattern match failure

[haddock]

#202: pattern match failure
-------------------+--------------------------------------------------------
Reporter:  carter  |       Owner:        
    Type:  defect  |      Status:  new   
Priority:  major   |   Milestone:  2.10.0
 Version:  2.9.4   |    Keywords:        
-------------------+--------------------------------------------------------
 when building quickcheck 2.4.2 with ghc 7.5 head (todays github version)
 when generating the docs with
 haddock version 2.10.0 (built with 7.4)

 I get the following error
 Running Haddock for QuickCheck-2.4.2...
 Warning: The documentation for the following packages are not installed.
 No
 links will be generated to these packages: rts-1.0
 Preprocessing library QuickCheck-2.4.2...
 Haddock coverage:
 haddock: internal error: Pattern match failure in do expression at
 utils/haddock/src/Haddock/Interface/Create.hs:65:3-10

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Ticket URL: <http://trac.haskell.org/haddock/ticket/202>
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