[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
---------------------------------+------------------------------------------
    Reporter:  simonpj           |        Owner:              
        Type:  task              |       Status:  new         
    Priority:  normal            |    Milestone:  6.12.3      
   Component:  Compiler          |      Version:  6.6.1       
    Keywords:                    |   Difficulty:  Unknown     
          Os:  Unknown/Multiple  |     Testcase:              
Architecture:  Unknown/Multiple  |      Failure:  None/Unknown
---------------------------------+------------------------------------------

Comment(by tibbe):

 Here are the instructions (one of the files is too big to attach):

 {{{
 wget http://johantibell.com/files/text-spj.tar.gz
 tar zxf text-spj.tar.gz
 cd text-spj
 cabal configure && cabal build
 wget http://johantibell.com/files/Loop.hs
 ghc -c -ddump-simpl -O2 Loop.hs -idist/build -package-name text-0.7.1.0 |
 less
 }}}

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/1349#comment:18>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler