[lee-linaro:android-3.18-preview 213/310] clang-12clang-12: error: unknown argument: '-mtraceback=no'

[kernel test robot]

TO: Lee Jones <lee....@linaro.org>

tree: https://git.linaro.org/people/lee.jones/linux.git android-3.18-preview
head: 83102d5e212965387f1db5eef72bf3bf0d322b15
commit: cdf2b03a6f4efd138211f1c38b0103031f7a62c1 [213/310] regulator: fan53555: fix I2C device ids
config: powerpc64-randconfig-r036-20201209 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 1968804ac726e7674d5de22bc2204b45857da344)
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-powerpc64-linux-gnu
git remote add lee-linaro https://git.linaro.org/people/lee.jones/linux.git
git fetch --no-tags lee-linaro android-3.18-preview
git checkout cdf2b03a6f4efd138211f1c38b0103031f7a62c1
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc64

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <l...@intel.com>

All errors (new ones prefixed by >>):

>> clang-12clang-12: error: unknown argument: '-mtraceback=no'
clang-12: error: unknown argument: '-mcall-aixdesc'
clang-12: error: unknown argument: '-mtraceback=no'
clang-12: error: unknown argument: '-mno-string'
: error: unknown argument: '-mcall-aixdesc'
make[3]: *** [scripts/Makefile.build:153: scripts/mod/devicetable-offsets.s] Error 1
clang-12: error: unknown argument: '-mno-string'
clang-12: error: unsupported argument '-maltivec' to option 'Wa,'
make[3]: *** [scripts/Makefile.build:258: scripts/mod/empty.o] Error 1
make[3]: Target '__build' not remade because of errors.
make[2]: *** [scripts/Makefile.build:402: scripts/mod] Error 2
/usr/bin/ld: scripts/dtc/dtc-parser.tab.o:(.bss+0x28): multiple definition of `yylloc'; scripts/dtc/dtc-lexer.lex.o:(.bss+0x58): first defined here
clang-12: error: linker command failed with exit code 1 (use -v to see invocation)
make[3]: *** [scripts/Makefile.host:100: scripts/dtc/dtc] Error 1
make[3]: Target '__build' not remade because of errors.
make[2]: *** [scripts/Makefile.build:402: scripts/dtc] Error 2
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:560: scripts] Error 2
clang-12: error: unknown argument: '-mtraceback=no'
clang-12: error: unknown argument: '-mcall-aixdesc'
clang-12: error: unknown argument: '-mno-string'
make[2]: *** [./Kbuild:36: kernel/bounds.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1022: prepare0] Error 2
make[1]: Target 'modules_prepare' not remade because of errors.
make: *** [Makefile:149: sub-make] Error 2
make: Target 'modules_prepare' not remade because of errors.

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

[Nick Desaulniers]

Hi Philip,
We only supported kernel builds with Clang since v4.4.y; would you
mind disabling clang builds for Lee's 3.18 branch?

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--
Thanks,
~Nick Desaulniers

[Philip Li]

On Thu, Dec 10, 2020 at 11:09:08AM -0800, Nick Desaulniers wrote:
> Hi Philip,
> We only supported kernel builds with Clang since v4.4.y; would you
> mind disabling clang builds for Lee's 3.18 branch?

Got it, we will avoid testing clang on old kernel. Want to consult how
about mainline, does clang support start from v4.4 or v4.5?

Thanks

[Nick Desaulniers]

4.4+