clang: error: unsupported option '-fsanitize=thread' for target 'powerpc-unknown-linux-gnu'

clang: error: unsupported option '-fsanitize=thread' for target 'powerpc-unknown-linux-gnu'

[kernel test robot]

CC: linux-kernel@vger.kernel.org
TO: Rohan McLure <rmclure@linux.ibm.com>
CC: Michael Ellerman <mpe@ellerman.id.au>
CC: Christophe Leroy <christophe.leroy@csgroup.eu>

Hi Rohan,

FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   c2782531397f5cb19ca3f8f9c17727f1cdf5bee8
commit: 95567f46b4d20c047750a5e3029461afcdc67697 powerpc/{32,book3e}: kcsan: Extend KCSAN Support
date:   6 weeks ago
config: powerpc-randconfig-r006-20230723 (https://download.01.org/0day-ci/archive/20230723/202307231326.12RhOWrQ-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a)
reproduce: (https://download.01.org/0day-ci/archive/20230723/202307231326.12RhOWrQ-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202307231326.12RhOWrQ-lkp@intel.com/

All errors (new ones prefixed by >>):

   scripts/genksyms/parse.y: warning: 9 shift/reduce conflicts [-Wconflicts-sr]
   scripts/genksyms/parse.y: warning: 5 reduce/reduce conflicts [-Wconflicts-rr]
   scripts/genksyms/parse.y: note: rerun with option '-Wcounterexamples' to generate conflict counterexamples
>> clang: error: unsupported option '-fsanitize=thread' for target 'powerpc-unknown-linux-gnu'
>> clang: error: unsupported option '-fsanitize=thread' for target 'powerpc-unknown-linux-gnu'
   make[2]: *** [scripts/Makefile.build:252: scripts/mod/empty.o] Error 1 shuffle=2662931784
   make[2]: *** [scripts/Makefile.build:114: scripts/mod/devicetable-offsets.s] Error 1 shuffle=2662931784
   make[2]: Target 'scripts/mod/' not remade because of errors.
   make[1]: *** [Makefile:1286: prepare0] Error 2 shuffle=2662931784
   make[1]: Target 'prepare' not remade because of errors.
   make: *** [Makefile:226: __sub-make] Error 2 shuffle=2662931784
   make: Target 'prepare' not remade because of errors.

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

clang: error: unsupported option '-fsanitize=thread' for target 'powerpc-unknown-linux-gnu'

[kernel test robot]

CC: linux-kernel@vger.kernel.org
TO: Rohan McLure <rmclure@linux.ibm.com>
CC: Michael Ellerman <mpe@ellerman.id.au>
CC: Christophe Leroy <christophe.leroy@csgroup.eu>

Hi Rohan,

FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   d31e3792919e5c97d572c8a27a5a7c1eb9de5aca
commit: 95567f46b4d20c047750a5e3029461afcdc67697 powerpc/{32,book3e}: kcsan: Extend KCSAN Support
date:   7 weeks ago
config: powerpc-randconfig-r005-20230730 (https://download.01.org/0day-ci/archive/20230730/202307301929.fDdnJJob-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a)
reproduce: (https://download.01.org/0day-ci/archive/20230730/202307301929.fDdnJJob-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202307301929.fDdnJJob-lkp@intel.com/

All errors (new ones prefixed by >>):

>> clang: error: unsupported option '-fsanitize=thread' for target 'powerpc-unknown-linux-gnu'
>> clang: error: unsupported option '-fsanitize=thread' for target 'powerpc-unknown-linux-gnu'
   make[2]: *** [scripts/Makefile.build:252: scripts/mod/empty.o] Error 1 shuffle=1218860924
   make[2]: *** [scripts/Makefile.build:114: scripts/mod/devicetable-offsets.s] Error 1 shuffle=1218860924
   make[2]: Target 'scripts/mod/' not remade because of errors.
   make[1]: *** [Makefile:1286: prepare0] Error 2 shuffle=1218860924
   make[1]: Target 'prepare' not remade because of errors.
   make: *** [Makefile:226: __sub-make] Error 2 shuffle=1218860924
   make: Target 'prepare' not remade because of errors.

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki