[GHC] #7060: Option -ddump-rule-rewrites doesn't dump to a file

[GHC]

#7060: Option -ddump-rule-rewrites doesn't dump to a file
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  Reporter:  erikd             |          Owner:  pcapriotti      
      Type:  bug               |         Status:  new             
  Priority:  high              |      Milestone:  7.6.1           
 Component:  Compiler          |        Version:  7.5             
Resolution:                    |       Keywords:                  
        Os:  Unknown/Multiple  |   Architecture:  Unknown/Multiple
   Failure:  Other             |     Difficulty:  Unknown         
  Testcase:                    |      Blockedby:                  
  Blocking:                    |        Related:                  
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Comment(by simonpj):

 We definitely want the old output!

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7060#comment:6>
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