From: nevin@eviloverlord.com   
      
   In article ,   
    Daniel Krügler  wrote:   
      
   > There exists a fundamental   
   > requirement, that the wrapped functor is CopyConstructible.   
      
   While this is a requirement of std::function, is it forced by the   
   implementation?  If all one does is moves, couldn't the requirement for   
   the underlying functor to be Moveable (say, in some future version of   
   the standard)?   
      
      
   --   
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