Re: Q: What is default architecture for code produced by native compiler?

[Eli Zaretskii]

> Cc: emacs-devel@gnu.org, akrl@sdf.org
> From: martin rudalics <rudalics@gmx.at>
> Date: Thu, 26 Aug 2021 10:02:16 +0200
> 
>  > Btw, -O3 is not recommended, as it frequently produces a slower Emacs.
> 
> Where do we say that?

I don't think we do.  It's my personal recommendation, disregard it at
will.

> INSTALL has
> 
> Here's an example of a 'configure' invocation, assuming a Bourne-like
> shell such as Bash, which uses these variables:
> 
>    ./configure \
>      CPPFLAGS='-I/foo/myinclude' LDFLAGS='-L/bar/mylib' \
>      CFLAGS='-O3' LIBS='-lfoo -lbar'

It's just an example, buried deep in a file that I doubt many people
read.  But feel free to use -Og or -Os there, if you think people
could draw some unwanted conclusions from that example.