Hi Nathan, I love your patch! Perhaps something to improve: [auto build test WARNING on 7a7fd0de4a9804299793e564a555a49c1fc924cb] url: https://github.com/0day-ci/linux/commits/Nathan-Chancellor/Makefile-Remove-gcc-toolchain-flag/20210929-112213 base: 7a7fd0de4a9804299793e564a555a49c1fc924cb config: x86_64-randconfig-a011-20210929 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project dc6e8dfdfe7efecfda318d43a06fae18b40eb498) 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://github.com/0day-ci/linux/commit/74a168f9e88d9edf5aaa8209d2c39e676de2857a git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Nathan-Chancellor/Makefile-Remove-gcc-toolchain-flag/20210929-112213 git checkout 74a168f9e88d9edf5aaa8209d2c39e676de2857a # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): >> arch/x86/platform/pvh/head.S:22:2: warning: DWARF2 only supports one section per compilation unit .section ".head.text","ax" ^ vim +22 arch/x86/platform/pvh/head.S 7243b93345f7f8d arch/x86/xen/xen-pvh.S Boris Ostrovsky 2017-02-05 21 7243b93345f7f8d arch/x86/xen/xen-pvh.S Boris Ostrovsky 2017-02-05 @22 __HEAD 7243b93345f7f8d arch/x86/xen/xen-pvh.S Boris Ostrovsky 2017-02-05 23 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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