[GHC] #14712: After git pull make can't work with make clean

[GHC]

#14712: After git pull make can't work with make clean
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        Reporter:  jiamo             |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  low               |            Milestone:
       Component:  Build System      |              Version:  8.5
      Resolution:                    |             Keywords:
Operating System:  MacOS X           |         Architecture:  x86_64
 Type of failure:  Building GHC      |  (amd64)
  failed                             |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Changes (by jiamo):

 * Attachment "ghc_before_make_clean.txt" added.

 the log of make

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14712>
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