From: Eli Zaretskii <eliz@gnu.org>
To: Loreno Heer <loreno.heer@bluewin.ch>
Cc: 58434@debbugs.gnu.org, akrl@sdf.org
Subject: bug#58434: Native compile results in error if -march and -mtune are specified
Date: Wed, 12 Oct 2022 10:29:48 +0300 [thread overview]
Message-ID: <83leplcxeb.fsf@gnu.org> (raw)
In-Reply-To: <5b3a7a2b-cb65-3458-2c44-efe64b414022@bluewin.ch> (message from Loreno Heer on Wed, 12 Oct 2022 09:13:34 +0200)
> Date: Wed, 12 Oct 2022 09:13:34 +0200
> Cc: 58434@debbugs.gnu.org
> From: Loreno Heer <loreno.heer@bluewin.ch>
>
> > OK, so I guess the only problem is that the compiler doesn't support
> > "-march=native", and needs a specific architecture instead of a
> > generic one.
>
> Yes, but there might be some disadvantages of specifying the
> architecture directly. For example cache sizes are not supplied.
> (https://stackoverflow.com/questions/5470257/how-to-see-which-flags-march-native-will-activate?noredirect=1&lq=1)
What can Emacs do about this? The problem seems to be between you and
libgccjit/GCC you have installed. The rejection comes from there, not
from Emacs, AFAIU.
next prev parent reply other threads:[~2022-10-12 7:29 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-11 9:00 bug#58434: Native compile results in error if -march and -mtune are specified Loreno Heer
2022-10-11 13:40 ` Eli Zaretskii
[not found] ` <18231ac2-baca-e269-0f51-3c34e3283ea3@bluewin.ch>
2022-10-11 15:52 ` Eli Zaretskii
2022-10-11 18:58 ` Loreno Heer
2022-10-11 19:43 ` Andrea Corallo
2022-10-12 4:55 ` Eli Zaretskii
2022-10-12 7:13 ` Loreno Heer
2022-10-12 7:29 ` Eli Zaretskii [this message]
2022-10-12 10:35 ` Loreno Heer
2022-10-12 11:45 ` Andrea Corallo
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
List information: https://www.gnu.org/software/emacs/
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=83leplcxeb.fsf@gnu.org \
--to=eliz@gnu.org \
--cc=58434@debbugs.gnu.org \
--cc=akrl@sdf.org \
--cc=loreno.heer@bluewin.ch \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
Code repositories for project(s) associated with this public inbox
https://git.savannah.gnu.org/cgit/emacs.git
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).