[GHC] #5810: OSX Lion building 7.4 head causes Haddock Divide By Zero

[GHC]

#5810: OSX Lion building 7.4 head causes Haddock Divide By Zero
------------------------------------------------------+---------------------
    Reporter:  codeweaver                             |       Owner:                     
        Type:  bug                                    |      Status:  new                
    Priority:  highest                                |   Milestone:  7.4.1              
   Component:  Compiler                               |     Version:  7.4.1-rc1          
    Keywords:  haddock divide by zero internal error  |          Os:  MacOS X            
Architecture:  Other                                  |     Failure:  Building GHC failed
  Difficulty:  Unknown                                |    Testcase:                     
   Blockedby:                                         |    Blocking:                     
     Related:                                         |  
------------------------------------------------------+---------------------

Comment(by simonmar):

 I can't repeat the problem from #5663 on: x86_64/Linux with today's HEAD,
 or OS X 10.6.8 with a 7.5 built a few weeks ago.

 Ian, I think you'll need to dig into it in your build that reproduced the
 error.

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5810#comment:12>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler