[GHC] #9417: Pattern synonyms across modules broken in Haddock

[GHC]

#9417: Pattern synonyms across modules broken in Haddock
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              Reporter:  Fuuzetsu    |            Owner:  cactus
                  Type:  bug         |           Status:  merge
              Priority:  normal      |        Milestone:
             Component:  Compiler    |          Version:  7.9
            Resolution:              |         Keywords:  pattern synonyms
      Operating System:              |     Architecture:  Unknown/Multiple
  Unknown/Multiple                   |       Difficulty:  Unknown
       Type of failure:              |       Blocked By:
  None/Unknown                       |  Related Tickets:
             Test Case:              |
              Blocking:              |
Differential Revisions:              |
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Comment (by cactus):

 Could someone who knows his way around in Haddock add this as a test case
 please?

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9417#comment:5>
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