[GHC] #9601: Make the rewrite rule system more powerful

[GHC]

#9601: Make the rewrite rule system more powerful
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        Reporter:  spacekitteh       |                Owner:
            Type:  feature request   |               Status:  new
        Priority:  normal            |            Milestone:  8.2.1
       Component:  Compiler          |              Version:  7.8.2
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Runtime           |  Unknown/Multiple
  performance bug                    |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #9137, #10804     |  Differential Rev(s):
       Wiki Page:                    |
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Changes (by nomeata):

 * related:   => #9137, #10804


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9601#comment:6>
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