qemu-devel.nongnu.org archive mirror
 help / color / mirror / Atom feed
From: Richard Henderson <richard.henderson@linaro.org>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: Paolo Bonzini <pbonzini@redhat.com>,
	qemu-devel <qemu-devel@nongnu.org>,
	Cole Robinson <crobinso@redhat.com>
Subject: Re: clang build error on i686
Date: Mon, 12 Jul 2021 09:10:17 -0700	[thread overview]
Message-ID: <ec055ee4-bb12-a40b-3110-603c6d15ca67@linaro.org> (raw)
In-Reply-To: <CAFEAcA8NN3RKScgCgZ_E0fHich1vc-QJibsMzA3wbdVkMKLYMQ@mail.gmail.com>

On 7/11/21 10:50 AM, Peter Maydell wrote:
>>>> Lots of errors like:
>>>>
>>>> /usr/bin/ld: libqemu-aarch64-softmmu.fa.p/accel_tcg_cputlb.c.o: in
>>>> function `helper_atomic_cmpxchgq_le_mmu':
>>>> /builddir/build/BUILD/qemu-6.0.0/accel/tcg/atomic_template.h:86:
>>>> undefined reference to `__atomic_compare_exchange_8'
>>>> /usr/bin/ld: libqemu-aarch64-softmmu.fa.p/accel_tcg_cputlb.c.o: in
>>>> function `helper_atomic_xchgq_le_mmu':
>>>> /builddir/build/BUILD/qemu-6.0.0/accel/tcg/atomic_template.h:134:
>>>> undefined reference to `__atomic_exchange_8'
...
> The first part of the problem isn't just a warning, though -- it's clang
> actually emitting calls to libatomic.

I wasn't able to reproduce this part, only the compile-time warning.


r~


      reply	other threads:[~2021-07-12 16:11 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-03 14:34 clang build error on i686 Cole Robinson
2021-07-03 16:20 ` Philippe Mathieu-Daudé
2021-07-03 16:27   ` Philippe Mathieu-Daudé
2021-07-03 16:25 ` Philippe Mathieu-Daudé
2021-07-03 17:45 ` Peter Maydell
2021-07-11 15:17   ` Richard Henderson
2021-07-11 17:50     ` Peter Maydell
2021-07-12 16:10       ` Richard Henderson [this message]

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

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=ec055ee4-bb12-a40b-3110-603c6d15ca67@linaro.org \
    --to=richard.henderson@linaro.org \
    --cc=crobinso@redhat.com \
    --cc=pbonzini@redhat.com \
    --cc=peter.maydell@linaro.org \
    --cc=qemu-devel@nongnu.org \
    /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.
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 NNTP newsgroup(s).