[GHC] #1349: Generalise the ! and UNPACK mechanism for data types, to unpack function arguments

[GHC]

#1349: Generalise the ! and UNPACK mechanism for data types, to unpack function
arguments
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    Reporter:  simonpj           |        Owner:              
        Type:  task              |       Status:  new         
    Priority:  normal            |    Milestone:  6.12 branch 
   Component:  Compiler          |      Version:  6.6.1       
    Keywords:                    |   Difficulty:  Unknown     
          Os:  Unknown/Multiple  |     Testcase:              
Architecture:  Unknown/Multiple  |      Failure:  None/Unknown
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Changes (by bos):

 * cc: bos@… (added)
  * failure:  => None/Unknown


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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/1349#comment:11>
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