tree: git://git.ti.com/ti-linux-kernel/ti-linux-kernel.git ti-rt-linux-5.10.y head: 3772fcad17273ce669d79cdb635eabeb2ad799ee commit: 5a7a1e8de7d07253f79407210a0ed9d5ab8e4b7f [6386/9635] drm/omap: Enable COLOR_ENCODING and COLOR_RANGE properties for planes config: arm-randconfig-r021-20211217 (https://download.01.org/0day-ci/archive/20211218/202112180643.ME8Mlacw-lk...) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 9043c3d65b11b442226015acfbf8167684586cfa) 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 # install arm cross compiling tool for clang build # apt-get install binutils-arm-linux-gnueabi git remote add ti git://git.ti.com/ti-linux-kernel/ti-linux-kernel.git git fetch --no-tags ti ti-rt-linux-5.10.y git checkout 5a7a1e8de7d07253f79407210a0ed9d5ab8e4b7f # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash drivers/clocksource/ drivers/gpu/drm/omapdrm/dss/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): static const struct csc_coef_rgb2yuv coefs_rgb2yuv_bt601_lim = { ^ static const struct csc_coef_rgb2yuv coefs_rgb2yuv_bt701_lim = { ^ 2 warnings generated. vim +/coefs_rgb2yuv_bt601_lim +928 drivers/gpu/drm/omapdrm/dss/dispc.c 926 927 /* RGB -> YUV, ITU-R BT.601, limited range */ 929 66, 129, 25, /* yr, yg, yb | 0.257 0.504 0.098|*/ 930 -38, -74, 112, /* cbr, cbg, cbb |-0.148 -0.291 0.439|*/ 931 112, -94, -18, /* crr, crg, crb | 0.439 -0.368 -0.071|*/ 932 false, /* limited range */ 933 }; 934 935 /* RGB -> YUV, ITU-R BT.601, full range */ 936 static const struct csc_coef_rgb2yuv coefs_rgb2yuv_bt601_full = { 937 77, 150, 29, /* yr, yg, yb | 0.299 0.587 0.114|*/ 938 -43, -85, 128, /* cbr, cbg, cbb |-0.173 -0.339 0.511|*/ 939 128, -107, -21, /* crr, crg, crb | 0.511 -0.428 -0.083|*/ 940 true, /* full range */ 941 }; 942 943 /* RGB -> YUV, ITU-R BT.709, limited range */ 945 47, 157, 16, /* yr, yg, yb | 0.1826 0.6142 0.0620|*/ 946 -26, -87, 112, /* cbr, cbg, cbb |-0.1006 -0.3386 0.4392|*/ 947 112, -102, -10, /* crr, crg, crb | 0.4392 -0.3989 -0.0403|*/ 948 false, /* limited range */ 949 }; 950 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org