[GHC] #8675: make sdist fails in HEAD

[GHC]

#8675: make sdist fails in HEAD
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       Reporter:  trommler          |             Owner:
           Type:  bug               |            Status:  new
       Priority:  normal            |         Milestone:  7.8.1
      Component:  Build System      |           Version:  7.7
       Keywords:                    |  Operating System:  Unknown/Multiple
   Architecture:  Unknown/Multiple  |   Type of failure:  Other
     Difficulty:  Unknown           |         Test Case:
     Blocked By:                    |          Blocking:
Related Tickets:                    |
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 make sdist failed on my Linux box with this message:

 {{{
 mv sdistprep/ghc/ghc-7.7.20140117/utils/genprimopcode///Parser.y
 sdistprep/ghc/ghc-7.7.20140117/utils/genprimopcode///Parser.y.source
 "cp" utils/haddock/dist/build/Haddock/Lex.hs
 sdistprep/ghc/ghc-7.7.20140117/utils/haddock/src/Haddock
 cp: cannot stat ‘utils/haddock/dist/build/Haddock/Lex.hs’: No such file or
 directory
 make[1]: *** [sdist-ghc-prep] Error 1
 make: *** [sdist] Error 2
 }}}

 My last successful make sdist was on January 12th.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8675>
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