From: Heiko Carstens <hca@linux.ibm.com>
To: Naresh Kamboju <naresh.kamboju@linaro.org>
Cc: Linux-Next Mailing List <linux-next@vger.kernel.org>,
clang-built-linux <clang-built-linux@googlegroups.com>,
lkft-triage@lists.linaro.org,
open list <linux-kernel@vger.kernel.org>,
Nick Desaulniers <ndesaulniers@google.com>,
Nathan Chancellor <natechancellor@gmail.com>,
Arnd Bergmann <arnd@arndb.de>,
Stephen Rothwell <sfr@canb.auug.org.au>,
Vasily Gorbik <gor@linux.ibm.com>
Subject: Re: [next] [clang] s390: clang: error: unable to execute command: Segmentation fault (core dumped)
Date: Thu, 17 Jun 2021 16:55:43 +0200 [thread overview]
Message-ID: <YMtib5hKVyNknZt3@osiris> (raw)
In-Reply-To: <CA+G9fYu2SvwA7CDxTAJVdTi1K1267WDcdx9m6Ds6z0D3borthQ@mail.gmail.com>
On Thu, Jun 17, 2021 at 06:19:14PM +0530, Naresh Kamboju wrote:
> The git bisect found the first bad commit,
> The first bad commit:
> commit 3abbdfde5a6588a92209cd8b131769b8058e7c21
> Author: Heiko Carstens <hca@linux.ibm.com>
> Date: Wed Jun 9 22:59:13 2021 +0200
> s390/bitops: use register pair instead of register asm
>
> Get rid of register asm statement and use a register pair.
> This allows the compiler to allocate registers on its own.
>
> Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
> arch/s390/include/asm/bitops.h | 10 +++++-----
> 1 file changed, 5 insertions(+), 5 deletions(-)
> Previous HEAD position was 3abbdfde5a65 s390/bitops: use register pair
> instead of register asm
> HEAD is now at 7d9c6b8147bd Add linux-next specific files for 20210617
You need clang-13 development version which contains commit
d058262b1471 ("[SystemZ] Support i128 inline asm operands.").
Every older clang version won't be able to complile the kernel for
s390 anymore.
This is intended and won't be fixed.
next prev parent reply other threads:[~2021-06-17 14:56 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-17 12:27 [next] [clang] s390: clang: error: unable to execute command: Segmentation fault (core dumped) Naresh Kamboju
2021-06-17 12:49 ` Naresh Kamboju
2021-06-17 14:55 ` Heiko Carstens [this message]
2021-06-17 19:31 ` [PATCH] scripts/min-tool-version.sh: Raise minimum clang version to 13.0.0 for s390 Nathan Chancellor
2021-06-17 19:59 ` Nick Desaulniers
2021-06-18 8:42 ` Heiko Carstens
2021-06-19 0:40 ` Masahiro Yamada
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