#3458: Allocation where none should happen
-------------------------------+--------------------------------------------
    Reporter:  guest           |        Owner:              
        Type:  bug             |       Status:  new         
    Priority:  low             |    Milestone:  7.0.2       
   Component:  Compiler        |      Version:  6.10.4      
    Keywords:                  |     Testcase:              
   Blockedby:                  |   Difficulty:  Unknown     
          Os:  Linux           |     Blocking:              
Architecture:  x86_64 (amd64)  |      Failure:  None/Unknown
-------------------------------+--------------------------------------------

Comment(by batterseapower):

 Is there ever any reason to float lets out of a case scrutinee (as long as
 you are careful that this doesn't disable case-of-known-constructor)?

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/3458#comment:10>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler

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