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Subject: Re: Soliciting Games related topics for this wednesday
From: Michael Wong (fraggamuffin_at_[hidden])
Date: 2020-10-14 09:13:49


Thank you Matt, I dont want you to stay up to 2 am your time if there will
not be a lot of Games experts online. We will endeavour to review this
offline. Thank you again.

On Wed, Oct 14, 2020 at 2:05 AM Matt Bentley <mattreecebentley_at_[hidden]>
wrote:

> New version of the colony paper is now available here:
>
> https://htmlpreview.github.io/?https://raw.githubusercontent.com/WG21-SG14/SG14/master/Docs/Proposals/D0447R11%20-%20Introduction%20of%20colony%20to%20the%20Standard%20Library.html
>
> To the best of my knowledge all the feedback from the last review has
> been actioned. And the implementation based on this draft is very close
> to being fully baked - about 2% to go.
> The ~10% performance issues mentioned last time in relation to reserve()
> were a GCC bug that was introduced in GCC9, and have been reported here:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96750
>
> This is not fixed in GCC yet. 'm not sure if it will be. However reduced
> tests on the current beta show equal or better performance over the
> previous non-reserve versions, about 2% performance increase across most
> compilers. This is largely down to the optimisation work I have been doing.
>
> In addition a new function, trim(), has been introduced - the reasoning
> for this is listed in the Design Decisions->'Additional notes on
> specific functions'->shrink_to_fit description.
>
> I hope I will be able to attend tomorrow, if not I welcome your
> feedback. There are a couple of minor questions I have:
> * Should assign be allowed to reduce capacity? eg. If the newly assigned
> fill or range is smaller than the previous capacity.
> * Should operator = (&colony) be allowed to retain existing memory
> blocks and hence have a potentially higher capacity than the source colony?
>
> Thanks-
> M
>
>
> On 13/10/2020 11:57 am, Michael Wong via SG14 wrote:
> > Hi all, for this Wednesday's monthly call, we will be returning to a
> > Games focus, as Security wanted to move to December. I am wondering if
> > there are any papers or topics for review or discussion. Thank you.
> >
> > _______________________________________________
> > SG14 mailing list
> > SG14_at_[hidden]
> > https://lists.isocpp.org/mailman/listinfo.cgi/sg14
> >
>



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