[GHC] #16106: Remove PowerPC OS X (Darwin) support

[GHC]

#16106: Remove PowerPC OS X (Darwin) support
-------------------------------------+-------------------------------------
        Reporter:  trommler          |                Owner:  trommler
            Type:  task              |               Status:  patch
        Priority:  normal            |            Milestone:  ⊥
       Component:  Compiler          |              Version:  8.6.3
      Resolution:                    |             Keywords:
Operating System:  MacOS X           |         Architecture:  powerpc
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |  https://gitlab.haskell.org/ghc/ghc/merge_requests/63
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Changes (by trommler):

 * status:  new => patch
 * differential:   => https://gitlab.haskell.org/ghc/ghc/merge_requests/63


Comment:

 I removed all traces of PowerPC Darwin that I could find with `git grep`.

 This patch has passed validate on powerpc64le Linux.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/16106#comment:5>
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