reproduce: # apt-get install sparse # sparse version: v0.6.4-66-g0196afe1 # https://github.com/intel-lab-lkp/linux/commit/4d762ef5cd45354b80bc36d1aee30ff72fa176b5 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Thorsten-Blum/x86-asm-bitops-Change-function-return-types-from-long-to-int/20240526-014828 git checkout 4d762ef5cd45354b80bc36d1aee30ff72fa176b5 # 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=x86_64 olddefconfig make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__ -fmax-errors=unlimited -fmax-warnings=unlimited' O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/kvm/