[GHC] #16007: Implement `-Os`

[GHC]

#16007: Implement `-Os`
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        Reporter:  sgraf             |                Owner:  (none)
            Type:  task              |               Status:  new
        Priority:  normal            |            Milestone:  ⊥
       Component:  Compiler          |              Version:  8.6.2
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #16005, #12915,   |  Differential Rev(s):
  #14226                             |
       Wiki Page:                    |
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Changes (by simonmar):

 * cc: simonmar (added)


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/16007#comment:5>
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