[GHC] #10623: Handling of ASCII encodings introduced in D898 breaks Unicode terminal detection

[GHC]

#10623: Handling of ASCII encodings introduced in D898 breaks Unicode terminal
detection
-------------------------------------+-------------------------------------
        Reporter:  bgamari           |                   Owner:
            Type:  bug               |                  Status:  closed
        Priority:  high              |               Milestone:  7.10.2
       Component:  Compiler          |                 Version:  7.10.2-rc2
      Resolution:  fixed             |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |               Test Case:  T8958a
      Blocked By:                    |                Blocking:
 Related Tickets:  #10298, #7695     |  Differential Revisions:
                                     |  Phab:D1059, Phab:D1085
-------------------------------------+-------------------------------------

Comment (by Thomas Miedema <thomasmiedema@…>):

 In [changeset:"89060374ea0242bc2d38425ba63f33b5189325b4/ghc"
 89060374/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="89060374ea0242bc2d38425ba63f33b5189325b4"
 Testsuite: mark encoding005 expect_broken(#10623) on Windows
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10623#comment:8>
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