[GHC] #1951: Add "writer" Monad instance (, ) o to Control.Monad.Instances

[GHC]

#1951: Add "writer" Monad instance (,) o to Control.Monad.Instances
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  Reporter:  conal                    |          Owner:                  
      Type:  proposal                 |         Status:  new             
  Priority:  normal                   |      Milestone:  Not GHC         
 Component:  libraries/base           |        Version:  6.8.1           
Resolution:                           |       Keywords:                  
  Testcase:                           |      Blockedby:                  
Difficulty:  Easy (less than 1 hour)  |             Os:  Unknown/Multiple
  Blocking:                           |   Architecture:  Unknown/Multiple
   Failure:  None/Unknown             |  
--------------------------------------+-------------------------------------
Changes (by jmcarthur):

  * status:  closed => new
  * failure:  => None/Unknown
  * resolution:  wontfix =>


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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/1951#comment:6>
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