From: kernel test robot <lkp@intel.com>
To: "Gustavo A. R. Silva" <gustavoars@kernel.org>
Cc: clang-built-linux@googlegroups.com, kbuild-all@lists.01.org,
"Gustavo A. R. Silva" <gustavo@embeddedor.com>,
LKML <linux-kernel@vger.kernel.org>
Subject: [gustavoars-linux:for-next/clang-fallthrough 1/1] warning: fallthrough annotation in unreachable code
Date: Thu, 5 Aug 2021 14:21:34 +0800 [thread overview]
Message-ID: <202108051403.tBfqfI49-lkp@intel.com> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux.git for-next/clang-fallthrough
head: 58d0d2d2e7dc1b1a4997bb9c47d6cf428f2d3a00
commit: 58d0d2d2e7dc1b1a4997bb9c47d6cf428f2d3a00 [1/1] Revert "Revert "Makefile: Enable -Wimplicit-fallthrough for Clang""
config: hexagon-randconfig-r023-20210804 (attached as .config)
compiler: clang version 12.0.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux.git/commit/?id=58d0d2d2e7dc1b1a4997bb9c47d6cf428f2d3a00
git remote add gustavoars-linux https://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux.git
git fetch --no-tags gustavoars-linux for-next/clang-fallthrough
git checkout 58d0d2d2e7dc1b1a4997bb9c47d6cf428f2d3a00
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=hexagon
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> warning: fallthrough annotation in unreachable code [-Wimplicit-fallthrough]
>> warning: fallthrough annotation in unreachable code [-Wimplicit-fallthrough]
2 warnings generated.
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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next reply other threads:[~2021-08-05 6:22 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-05 6:21 kernel test robot [this message]
2021-08-05 19:04 ` [gustavoars-linux:for-next/clang-fallthrough 1/1] warning: fallthrough annotation in unreachable code/ Nathan Chancellor
2021-08-05 21:52 ` Gustavo A. R. Silva
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