[GHC] #9955: ghc-stage1 compiles with bootstrapping ghc package, not the built one

[GHC]

#9955: ghc-stage1 compiles with bootstrapping ghc package, not the built one
-------------------------------------+-------------------------------------
        Reporter:  ezyang            |                   Owner:
            Type:  bug               |                  Status:  patch
        Priority:  high              |               Milestone:  7.10.1
       Component:  Build System      |                 Version:  7.11
      Resolution:                    |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
 Type of failure:  Incorrect result  |  Unknown/Multiple
  at runtime                         |               Test Case:
      Blocked By:                    |                Blocking:
 Related Tickets:                    |  Differential Revisions:  Phab:D603
-------------------------------------+-------------------------------------
Changes (by ezyang):

 * status:  new => patch
 * differential:   => Phab:D603


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9955#comment:3>
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