[kbuild-all] arch/mips/boot/compressed/ashldi3.c:9:19: warning: no previous prototype for '__ashldi3'

Hi Lauri, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: b7213ffa0e585feb1aee3e7173e965e66ee0abaa commit: baec970aa5ba11099ad7a91773350c91fb2113f0 mips: Add N64 machine type date: 8 months ago config: mips-randconfig-r032-20210916 (attached as .config) compiler: mips-linux-gcc (GCC) 11.2.0 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 # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit... git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout baec970aa5ba11099ad7a91773350c91fb2113f0 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=mips If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): 9 | long long notrace __ashldi3(long long u, word_type b) | ^~~~~~~~~ --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org