[GHC] #9233: Compiler performance regression

[GHC]

#9233: Compiler performance regression
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       Reporter:  augustss          |             Owner:
           Type:  bug               |            Status:  new
       Priority:  low               |         Milestone:
      Component:  Compiler          |           Version:  7.8.2
       Keywords:                    |  Operating System:  Windows
   Architecture:  Unknown/Multiple  |   Type of failure:  None/Unknown
     Difficulty:  Unknown           |         Test Case:
     Blocked By:                    |          Blocking:
Related Tickets:                    |
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 Compiling all of our Haskell modules (about 1300 modules, 310 kLOC) takes
 about 30% longer with ghc 7.8 than it did with ghc 7.2.  (Using 32-bit
 Windows.)

 Sorry, I can't really provide any simple test case.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9233>
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