fb2d5e4b   
   From: daniel.kruegler@googlemail.com   
      
   Am 15.03.2012 22:58, schrieb Luc Hermitte:   
   > I'm perfectly aware that the deleter passed to a standard shared_ptr   
   > is copied on construction of the first shared_ptr.   
   >   
   > But afterwards, what is happening ?   
   > Can we assume the actual deleter (which can be fetched with   
   > get_deleter) is shared among all copies of the shared_ptr ?   
      
   Yes.   
      
   > When I read §20.7.2.2.10/1,   
   >> get_deleter   
   >> 1 [...] /The returned pointer remains valid as long as there exists a   
   shared_ptr instance that owns d/   
   > the best way I see to fulfil this requirement is to store one unique   
   > (and shared) deleter along with the pointer stored.   
   > Am I wrong to assume this ?   
      
   No.   
      
   Another data point can be found in [util.smartptr.shared.const] for the   
   constructors that allow setting a deleter, namely p. 9:   
      
   "Constructs a shared_ptr object that /owns/ the object p and the deleter d."   
      
   HTH & Greetings from Bremen,   
      
   Daniel Krügler   
      
      
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