[GHC] #16019: Harbormaster: OS X build fails

[GHC]

#16019: Harbormaster: OS X build fails
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        Reporter:  trommler          |                Owner:  (none)
            Type:  bug               |               Status:  patch
        Priority:  highest           |            Milestone:  8.8.1
       Component:  Runtime System    |              Version:  8.7
      Resolution:                    |             Keywords:
Operating System:  MacOS X           |         Architecture:
 Type of failure:  Building GHC      |  Unknown/Multiple
  failed                             |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #14613            |  Differential Rev(s):  Phab:D5436
       Wiki Page:                    |
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Comment (by Ben Gamari <ben@…>):

 In [changeset:"6a71add81d8f30b0caca0e869fb8e35787881c87/ghc"
 6a71add8/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="6a71add81d8f30b0caca0e869fb8e35787881c87"
 rts: Disable fallthrough attribute when compiling with Clang

 Apparently clang doesn't enable implicitly fallthrough warnings by default
 http://llvm.org/viewvc/llvm-project?revision=167655&view=revision when
 compiling
 C and the attribute cause warnings of their own (#16019).
 }}}

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/16019#comment:6>
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