[GHC] #9037: Add option to make selected warnings errors

[GHC]

#9037: Add option to make selected warnings errors
-------------------------------------+------------------------------------
        Reporter:  nh2               |            Owner:
            Type:  feature request   |           Status:  new
        Priority:  normal            |        Milestone:
       Component:  Compiler          |          Version:  7.8.2
      Resolution:                    |         Keywords:
Operating System:  Unknown/Multiple  |     Architecture:  Unknown/Multiple
 Type of failure:  None/Unknown      |       Difficulty:  Unknown
       Test Case:                    |       Blocked By:
        Blocking:                    |  Related Tickets:
-------------------------------------+------------------------------------
Changes (by schyler):

 * cc: schyler (added)


--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9037#comment:2>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler