[GHC] #11433: sphinx: Error: source directory and destination directory are same.

[GHC]

#11433: sphinx: Error: source directory and destination directory are same.
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        Reporter:  nomeata           |                Owner:
            Type:  bug               |               Status:  patch
        Priority:  normal            |            Milestone:  8.0.1
       Component:  Build System      |              Version:  8.0.1-rc1
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Building GHC      |  Unknown/Multiple
  failed                             |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D1782
       Wiki Page:                    |
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Comment (by Ben Gamari <ben@…>):

 In [changeset:"d1ce1aa9beed4d3ecd3a0324ae4c98625fbe8d33/ghc" d1ce1aa/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="d1ce1aa9beed4d3ecd3a0324ae4c98625fbe8d33"
 users-guide: Clean manpage build artifacts and fix usage of clean-target

 Test Plan: Build then clean

 Reviewers: austin, thomie

 Reviewed By: thomie

 Differential Revision: https://phabricator.haskell.org/D1786

 GHC Trac Issues: #11433
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11433#comment:7>
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