From: Michael Matz <matz@suse.de>
To: Jakub Jelinek <jakub@redhat.com>
Cc: Andreas Schwab <schwab@suse.de>,
gcc-patches@gcc.gnu.org,
Richard Biener <richard.guenther@gmail.com>,
Jan Hubicka <hubicka@ucw.cz>
Subject: Re: [PATCH] lto: pass through -funwind-tables and -fasynchronous-unwind-tables
Date: Wed, 18 Jan 2023 15:16:07 +0000 (UTC) [thread overview]
Message-ID: <alpine.LSU.2.20.2301181515070.30340@wotan.suse.de> (raw)
In-Reply-To: <Y8gMCSB45cKPC5q7@tucnak>
Hello,
On Wed, 18 Jan 2023, Jakub Jelinek wrote:
> On Wed, Jan 18, 2023 at 04:09:08PM +0100, Andreas Schwab wrote:
> > On Jan 18 2023, Jakub Jelinek wrote:
> >
> > > Partly OT, what is riscv not defaulting that on as well? Does it have
> > > usable unwind info even without that option, something else?
> >
> > The RISC-V ABI does not address this, AFAICS.
>
> And neither do many other ABIs, still we default there to
> -fasynchronous-unwind-tables because we've decided it is a good idea.
That might or might not be, but in the context of this thread that's
immaterial. Doing the same as the other archs will then simply hide the
problem on risc-v as well, instead of fixing it.
Ciao,
Michael.
next prev parent reply other threads:[~2023-01-18 15:16 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-18 10:16 Andreas Schwab
2023-01-18 11:05 ` Richard Biener
2023-01-18 11:25 ` Andreas Schwab
2023-01-18 11:31 ` Jakub Jelinek
2023-01-18 12:30 ` Andreas Schwab
2023-01-18 12:35 ` Jakub Jelinek
2023-01-18 12:39 ` Andreas Schwab
2023-01-18 12:47 ` Jakub Jelinek
2023-01-18 13:00 ` Andreas Schwab
2023-01-18 14:03 ` Michael Matz
2023-01-18 14:14 ` Andreas Schwab
2023-01-18 14:25 ` Jakub Jelinek
2023-01-18 15:11 ` Andreas Schwab
2023-01-18 14:27 ` Jakub Jelinek
2023-01-18 15:09 ` Andreas Schwab
2023-01-18 15:11 ` Jakub Jelinek
2023-01-18 15:16 ` Michael Matz [this message]
2023-01-18 15:19 ` Jakub Jelinek
2023-01-18 15:32 ` Michael Matz
2023-01-18 16:09 ` Andreas Schwab
2023-01-18 16:25 ` Jan Hubicka
2023-01-18 16:28 ` Jakub Jelinek
2023-01-18 15:07 ` Jan Hubicka
2023-01-19 7:14 ` Richard Biener
2023-01-18 13:36 ` Andreas Schwab
2023-01-25 13:16 ` Richard Biener
2023-01-25 13:50 ` Andreas Schwab
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