[GHC] #4428: Local functions lose their unfoldings

[GHC]

#4428: Local functions lose their unfoldings
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    Reporter:  rl                |        Owner:                         
        Type:  bug               |       Status:  new                    
    Priority:  normal            |    Milestone:                         
   Component:  Compiler          |      Version:  7.1                    
    Keywords:                    |     Testcase:                         
   Blockedby:                    |   Difficulty:                         
          Os:  Unknown/Multiple  |     Blocking:                         
Architecture:  Unknown/Multiple  |      Failure:  Runtime performance bug
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Comment(by igloo):

 Merged this one:
 {{{
 Mon Oct 25 16:26:22 BST 2010  simonpj at microsoft.com
   * Do not (ever) use substExprSC in the simplifier
 }}}

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/4428#comment:3>
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