[GHC] #7083: Reduce the likelihood of x64/x86-64 changes breaking the build on other arches

[GHC]

#7083: Reduce the likelihood of x64/x86-64 changes breaking the build on other
arches
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 Reporter:  erikd             |          Owner:                  
     Type:  task              |         Status:  new             
 Priority:  normal            |      Component:  Compiler        
  Version:  7.5               |       Keywords:                  
       Os:  Unknown/Multiple  |   Architecture:  Unknown/Multiple
  Failure:  None/Unknown      |       Testcase:                  
Blockedby:                    |       Blocking:                  
  Related:                    |  
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Comment(by erikd):

 I agree with @tibbe.

 My solution does not take us all the way to the final destination but is a
 step in the right direction.

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7083#comment:2>
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