reproduce: # apt-get install sparse # sparse version: v0.6.4-66-g0196afe1 # https://github.com/intel-lab-lkp/linux/commit/179c2cfe80c6d636252c0e4839d501127c0e55a2 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Ahmed-S-Darwish/x86-treewide-Introduce-x86_vendor_amd_or_hygon/20250318-011153 git checkout 179c2cfe80c6d636252c0e4839d501127c0e55a2 # 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 drivers/cpuidle/