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List:       webkit-dev
Subject:    Re: [webkit-dev] Get rid of RefPtr, replace with std::optional<Ref>?
From:       Maciej Stachowiak <mjs () apple ! com>
Date:       2017-09-01 17:46:16
Message-ID: EE8D9B52-536E-4029-A062-09B7F8EA0A73 () apple ! com
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> On Sep 1, 2017, at 10:07 AM, Brady Eidson <beidson@apple.com> wrote:
> 
> 
> 
> > On Sep 1, 2017, at 9:46 AM, Maciej Stachowiak <mjs@apple.com> wrote:
> > > 
> > > Does RefPtr do anything for us today that std::optional<Ref> doesn't?
> > 
> > The obvious things would be: uses less storage space
> 
> Grumble. If that's true (which, thinking about it, of course it is true) this is \
> pretty much a nonstarter. So… nevermind.

It might be possible to make a specialization of std::optional<Ref> that avoids the \
overhead for a separate initialized bool. I'm not sure if it is wise to write \
specializations of standard library template classes though.

Regards,
Maciej


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