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From: Eli Zaretskii <eliz@gnu.org>
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Subject: Re: bignum branch
Date: Mon, 16 Jul 2018 21:42:24 +0300
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> From: Stefan Monnier <monnier@iro.umontreal.ca>
> Date: Mon, 16 Jul 2018 14:32:18 -0400
> 
> > I personally need to use buffers larger than
> > 0.5GB all the time on my daytime job.
> 
> Is that on 32bit systems (i.e. using wide-int)?

Emacs is compiled with a 32-bit compiler.

> Do these rarely exceed the 2GB limit?

Yes, almost never.

> By "use" I assume you mean also "edit", right?

Yes.