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From: Eli Zaretskii <eliz@gnu.org>
Newsgroups: gmane.emacs.devel
Subject: Re: Native compilation: the bird-eye view
Date: Sat, 16 May 2020 21:32:24 +0300
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To: Andrea Corallo <akrl@sdf.org>
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> From: Andrea Corallo <akrl@sdf.org>
> Cc: emacs-devel@gnu.org
> Date: Sat, 16 May 2020 18:26:53 +0000
> 
> > Then why not make this the default?
> 
> I think it works well but:
> 
> 1- I need inputs on decisions, and this is one of those :)
> 
> 2- If Emacs is installed, often is not able to compile because the user
>    has possibly no write privileges on the folder where the compiler is
>    trying to output the eln.  Either we switch this feature off in this
>    case or we go for a different directory model.

This goes back to the proposal to have a cache directory for
JIT-compiled Lisp files.  That cache directory can be under the user's
home directory.