[GHC] #1052: NCG doesn't realise shift instructions trash shifted input?

[GHC]

#1052: NCG doesn't realise shift instructions trash shifted input?
-------------------------------+--------------------------------------------
    Reporter:  igloo           |        Owner:  simonmar
        Type:  bug             |       Status:  new     
    Priority:  high            |    Milestone:  6.8     
   Component:  Compiler (NCG)  |      Version:  6.7     
    Severity:  normal          |   Resolution:          
    Keywords:                  |   Difficulty:  Unknown 
          Os:  Linux           |     Testcase:  arith011
Architecture:  x86_64 (amd64)  |  
-------------------------------+--------------------------------------------
Changes (by igloo):

  * priority:  normal => high

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/1052>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler
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