[GHC] #11036: powerpc/linux: undefined reference to `__sync_sub_and_fetch_8

[GHC]

#11036: powerpc/linux: undefined reference to `__sync_sub_and_fetch_8
--------------------------------+----------------------------------------
           Reporter:  erikd     |             Owner:
               Type:  bug       |            Status:  new
           Priority:  normal    |         Milestone:  8.0.1
          Component:  Compiler  |           Version:  7.11
           Keywords:            |  Operating System:  Linux
       Architecture:  powerpc   |   Type of failure:  Building GHC failed
          Test Case:            |        Blocked By:
           Blocking:            |   Related Tickets:
Differential Rev(s):            |         Wiki Page:
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 Ever since [changeset:"04e8366608fee4f5e3358acc855bc6f556c3f508/ghc"] I've
 been getting this on powerpc/linux:

 {{{
 /home/erikd/Git/ghc-upstream/rts/dist/build/libHSrts.a(Linker.o):
 In function `m32_free_internal':

 /home/erikd/Git/ghc-upstream/rts/Linker.c:1220:0: error:
      undefined reference to `__sync_sub_and_fetch_8'
 collect2: error: ld returned 1 exit status
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11036>
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