Re: [Patch] basic rvalue references support

On 2/13/11 11:45 PM, Mathias Gaunard wrote:
> The attached patch brings basic rvalue references support to Qi, which
> allows it to build a tree of movable but non-copiable types, as in the
> attached example.
> I have tested that this works correctly with GCC 4.5 in C++0x mode.
>
> I believe this is very valuable, since without this feature Qi would
> keep deep-copying the tree every time; this is the beginning of a much
> faster Qi.
>
> The patch is probably incomplete (changes to assign_to might also be
> necessary), but it is sufficient for that basic example to work.
>
> There are very few changes in Spirit; Fusion was the main culprit.
>
> (This patch contains a couple more changes than what I had sent to
> Hartmut on IRC -- I've also removed variadic templates from the example
> so that it could compile on MSVC2010)

This is very nice, Mathias! I'll apply the patch, if Hartmut hasn't
done so yet. Thank you very much!

Regards,
-- 
Joel de Guzman
http://www.boostpro.com
http://spirit.sf.net




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