[GHC] #9243: Recompilation avoidance doesn't work for -fno-code/-fwrite-interface

[GHC]

#9243: Recompilation avoidance doesn't work for -fno-code/-fwrite-interface
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        Reporter:  ezyang            |                   Owner:  ezyang
            Type:  bug               |                  Status:  patch
        Priority:  high              |               Milestone:  7.10.1
       Component:  Compiler          |                 Version:  7.9
      Resolution:                    |                Keywords:  backpack
Operating System:  Unknown/Multiple  |            Architecture:
 Type of failure:  Compile-time      |  Unknown/Multiple
  performance bug                    |               Test Case:
      Blocked By:                    |                Blocking:
 Related Tickets:                    |  Differential Revisions:  Phab:D596
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Changes (by simonpj):

 * differential:  D596 => Phab:D596


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9243#comment:6>
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