[GHC] #9760: ghc -c 7.8 drops last char of file name if -osuf contains a dot

[GHC]

#9760: ghc -c 7.8 drops last char of file name if -osuf contains a dot
-------------------------------------+-------------------------------------
        Reporter:  nh2               |                Owner:  thomie
            Type:  bug               |               Status:  patch
        Priority:  normal            |            Milestone:  8.0.1
       Component:  Driver            |              Version:  7.8.3
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
                                     |  th/TH_spliceE5_prof
      Blocked By:                    |             Blocking:
 Related Tickets:  #5554             |  Differential Rev(s):  Phab:D1692
       Wiki Page:                    |
-------------------------------------+-------------------------------------
Changes (by thomie):

 * status:  new => patch
 * testcase:   => th/TH_spliceE5_prof
 * differential:   => Phab:D1692


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9760#comment:7>
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