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And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Sathvika-Vasireddy/objtool-powerpc-Add-build-time-fixup-of-alternate-feature-branch-targets/20260209-165156 base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next patch link: https://lore.kernel.org/r/20260209084820.57298-2-sv%40linux.ibm.com patch subject: [RFC PATCH v3 1/6] objtool/powerpc: Add build-time fixup of alternate feature branch targets config: powerpc-randconfig-002-20260210 (https://download.01.org/0day-ci/archive/20260210/202602101507.3iIWJO45-lkp@intel.com/config) compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260210/202602101507.3iIWJO45-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 | Closes: https://lore.kernel.org/r/202602101507.3iIWJO45-lkp@intel.com/ All errors (new ones prefixed by >>): >> arch/powerpc/special.c:289:9: error: variable 'n' set but not used [-Werror,-Wunused-but-set-variable] 289 | size_t n = 0; | ^ 1 error generated. make[6]: *** [tools/build/Makefile.build:86: tools/objtool/arch/powerpc/special.o] Error 1 shuffle=3996209845 make[6]: Target '__build' not remade because of errors. make[5]: *** [tools/build/Makefile.build:142: arch/powerpc] Error 2 shuffle=3996209845 make[5]: Target '__build' not remade because of errors. make[4]: *** [Makefile:104: tools/objtool/objtool-in.o] Error 2 shuffle=3996209845 make[4]: Target 'all' not remade because of errors. make[3]: *** [Makefile:74: objtool] Error 2 shuffle=3996209845 make[2]: *** [Makefile:1483: tools/objtool] Error 2 shuffle=3996209845 make[2]: Target 'prepare' not remade because of errors. make[1]: *** [Makefile:248: __sub-make] Error 2 shuffle=3996209845 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:248: __sub-make] Error 2 shuffle=3996209845 make: Target 'prepare' not remade because of errors. -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki