[GHC] #9644: mapMaybes documentation contains some gibberish

[GHC]

#9644: mapMaybes documentation contains some gibberish
-------------------------------------+-------------------------------------
       Reporter:  mineo              |                   Owner:
           Type:  bug                |                  Status:  new
       Priority:  normal             |               Milestone:
      Component:  libraries/base     |                 Version:  7.8.3
       Keywords:                     |        Operating System:
   Architecture:  Unknown/Multiple   |  Unknown/Multiple
     Difficulty:  Easy (less than 1  |         Type of failure:  Other
  hour)                              |               Test Case:
     Blocked By:                     |                Blocking:
Related Tickets:                     |  Differential Revisions:
-------------------------------------+-------------------------------------
 "If it just Just b, [...]"

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9644>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler