Subject: Re: [boost] Improving the assignment operators of various Boosttypes
From: David Abrahams (dave_at_[hidden])
Date: 2008-09-10 15:34:08
on Wed Sep 10 2008, "Peter Dimov" <pdimov-AT-pdimov.com> wrote:
> Michael Marcin:
>> For rvalues yes but for lvalues you need move emulation. Which can be
>> implemented in the sandbox move library as follows.
>> class foo
>> foo( T t );
>> foo( boost::move_from<foo> other )
>> swap( other.source );
>> foo& operator=( foo rhs )
>> swap( rhs );
> I see what you mean now, thanks. This is, I believe, the Adobe approach for move
> It's based on the Adobe/Stepanov philosophy that all types are copyable, so it
> doesn't support move-only types.
Yes, that's the basis, but adding handling for move-only types is pretty
> This takes away one motivation for having move. std::vector won't use
> adobe::move/boost::move, so this takes away the other
> motivation. What's left? :-)
boost/interprocess/containers/vector.hpp et. al.
-- Dave Abrahams BoostPro Computing http://www.boostpro.com
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