reproduce: # apt-get install sparse # sparse version: v0.6.4-66-g0196afe1 # https://github.com/intel-lab-lkp/linux/commit/cf96ef66576d96a9c7a62d468500744b1f338131 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Vishnu-Sankar/hid-hid-lenovo-Supporting-TP-X12-TAB-1-2-Kbd-Hotkeys-using-raw-events/20240917-180639 git checkout cf96ef66576d96a9c7a62d468500744b1f338131 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__ -fmax-errors=unlimited -fmax-warnings=unlimited' O=build_dir ARCH=i386 olddefconfig make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__ -fmax-errors=unlimited -fmax-warnings=unlimited' O=build_dir ARCH=i386 SHELL=/bin/bash