[GHC] #8971: Native Code Generator for 7.8 is not as optimized as 7.6.3...

[GHC]

#8971: Native Code Generator for 7.8 is not as optimized as 7.6.3...
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        Reporter:  GordonBGood       |                Owner:
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler (NCG)    |              Version:  7.8.1-rc2
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Runtime           |  Unknown/Multiple
  performance bug                    |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by GordonBGood):

 Fortunately for x86 code we can use the LLVM back end, even though LLVM
 still doesn't work reliably for 64 bit code on Windows.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8971#comment:28>
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