[GHC] #10831: Document conditions on deriving Functor

[GHC]

#10831: Document conditions on deriving Functor
-------------------------------------+-------------------------------------
        Reporter:  htebalaka         |                Owner:  RyanGlScott
            Type:  bug               |               Status:  new
        Priority:  low               |            Milestone:
       Component:  Compiler (Type    |              Version:  7.10.2
  checker)                           |
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Documentation     |  Unknown/Multiple
  bug                                |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D1293
-------------------------------------+-------------------------------------
Changes (by RyanGlScott):

 * owner:   => RyanGlScott
 * differential:   => Phab:D1293


--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10831#comment:7>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler