[GHC] #4201: Improve eta reduction

[GHC]

#4201: Improve eta reduction
---------------------------------------------+------------------------------
  Reporter:  simonpj                         |          Owner:  simonpj         
      Type:  bug                             |         Status:  closed          
  Priority:  high                            |      Milestone:  7.0.1           
 Component:  Compiler                        |        Version:  6.12.3          
Resolution:  fixed                           |       Keywords:                  
  Testcase:  simplCore/should_compile/T4201  |      Blockedby:                  
Difficulty:                                  |             Os:  Unknown/Multiple
  Blocking:                                  |   Architecture:  Unknown/Multiple
   Failure:  None/Unknown                    |  
---------------------------------------------+------------------------------
Changes (by simonpj):

  * status:  patch => closed
  * testcase:  => simplCore/should_compile/T4201
  * resolution:  => fixed


Comment:

 Done!
 {{{
 Wed Sep 15 23:12:29 GMT Daylight Time 2010  simonpj at microsoft.com
   * Extend eta reduction to work with casted arguments

   See Trac #4201, and
   Note [Eta reduction with casted arguments]

   Thanks to Louis Wasserman for suggesting this, and
   implementing an early version of the patch
 }}}

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/4201#comment:6>
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