Re: [Boost-bugs] [Boost C++ Libraries] #4582: fold() doesn't work with function objects that don't support perfect forwarding

Subject: Re: [Boost-bugs] [Boost C++ Libraries] #4582: fold() doesn't work with function objects that don't support perfect forwarding
From: Boost C++ Libraries (noreply_at_[hidden])
Date: 2010-08-22 12:38:45

#4582: fold() doesn't work with function objects that don't support perfect
forwarding
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  Reporter:  anonymous                |       Owner:  cschmidt
      Type:  Bugs                     |      Status:  assigned
 Milestone:  To Be Determined         |   Component:  fusion  
   Version:  Boost Development Trunk  |    Severity:  Problem 
Resolution:                           |    Keywords:          
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Comment (by anonymous):

 that makes sense, but there is no fusion::fold documented that takes a
 non-const reference to the initial state.
 so passing a functor to fold() that requires a non-const reference to the
 state in order to move it would fail. the initial call to f passes a const
 state.

-- 
Ticket URL: <https://svn.boost.org/trac/boost/ticket/4582#comment:5>
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