Hi James, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 0cb65c83304a341b9d09678448d7c8b550689531 commit: 034827c727f7f3946a18355b63995b402c226c82 MIPS: Fix -mabi=64 build of vdso.lds date: 8 weeks ago config: mips-jmr3927_defconfig (attached as .config) compiler: mips-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705 reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 034827c727f7f3946a18355b63995b402c226c82 # save the attached .config to linux build tree make.cross ARCH=mips All errors (new ones prefixed by >>): >> cc1: error: '-march=r3900' requires '-mfp32' --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation