[linux-stable-rc:linux-5.4.y 3700/4278] arch/powerpc/math-emu/math_efp.c:927:13: error: a parameter list without types is only allowed in a function definition

From: kernel test robot
Date: Fri Aug 13 2021 - 12:51:30 EST


Hi Michael,

First bad commit (maybe != root cause):

tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.4.y
head: f52a40401ee9825556cc803c110c67bfec5f6b94
commit: acac3f7d7d2283a1b8bc1e1c286dcd6c96e573e4 [3700/4278] powerpc: Drop -me200 addition to build flags
config: powerpc64-randconfig-r035-20210813 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 62df4df41c939205b2dc0a2a3bfb75b8c1ed74fa)
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
# install powerpc64 cross compiling tool for clang build
# apt-get install binutils-powerpc-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?id=acac3f7d7d2283a1b8bc1e1c286dcd6c96e573e4
git remote add linux-stable-rc https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git
git fetch --no-tags linux-stable-rc linux-5.4.y
git checkout acac3f7d7d2283a1b8bc1e1c286dcd6c96e573e4
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=powerpc SHELL=/bin/bash M=arch/powerpc

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

>> arch/powerpc/math-emu/math_efp.c:927:13: error: a parameter list without types is only allowed in a function definition
module_init(spe_mathemu_init);
^
1 error generated.

Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for FSL_EMB_PERFMON
Depends on E500 || PPC_83xx
Selected by
- PPC_FSL_BOOK3E


vim +927 arch/powerpc/math-emu/math_efp.c

ac6f120369ffe6 Liu Yu 2011-01-25 926
ac6f120369ffe6 Liu Yu 2011-01-25 @927 module_init(spe_mathemu_init);

:::::: The code at line 927 was first introduced by commit
:::::: ac6f120369ffe66058518fabf90cdd53b2503a82 powerpc/85xx: Workaroudn e500 CPU erratum A005

:::::: TO: Liu Yu <yu.liu@xxxxxxxxxxxxx>
:::::: CC: Kumar Gala <galak@xxxxxxxxxxxxxxxxxxx>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

Attachment: .config.gz
Description: application/gzip