tree: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-nonmm-unstable head: 1b9f78ccbffefb107cd92e20cfccd03ff2fa9d0e commit: 1b9f78ccbffefb107cd92e20cfccd03ff2fa9d0e [52/52] lib/bch.c: use __builtin_parity() when available config: loongarch-randconfig-001-20250131 (https://download.01.org/0day-ci/archive/20250131/202501312051.0vJPrrIL-lkp@xxxxxxxxx/config) compiler: loongarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250131/202501312051.0vJPrrIL-lkp@xxxxxxxxx/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@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202501312051.0vJPrrIL-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): loongarch64-linux-ld: lib/bch.o: in function `solve_linear_system.constprop.0.isra.0': >> bch.c:(.text+0xd18): undefined reference to `__paritydi2' -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki