[GHC] #9886: PowerPC : Undefined reference to `__sync_fetch_and_xor_8'

[GHC]

#9886: PowerPC : Undefined reference to `__sync_fetch_and_xor_8'
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        Reporter:  erikd                |                   Owner:  erikd
            Type:  bug                  |                  Status:  new
        Priority:  normal               |               Milestone:
       Component:  Compiler (CodeGen)   |                 Version:  7.11
      Resolution:                       |                Keywords:
Operating System:  Unknown/Multiple     |            Architecture:  powerpc
 Type of failure:  Building GHC failed  |               Test Case:
      Blocked By:                       |                Blocking:
 Related Tickets:                       |  Differential Revisions:
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Comment (by erikd):

 Replying to [comment:9 erikd]:
 > It seems the 64 bit primpos are *only* needed on 32 bit architectures
 and then only for the native code generators.

 Correction, the 64 bit primops are *not* needed on 32 bit architectures
 because there is currently no way to call them from Haskell code.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9886#comment:11>
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