Messages in this thread | | | Date | Tue, 7 Feb 2023 01:14:02 +0800 | From | kernel test robot <> | Subject | lib/fortify_kunit.c:28:9: sparse: sparse: incompatible types for operation (==): |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: d2d11f342b179f1894a901f143ec7c008caba43e commit: 875bfd5276f31d09e811d31fca638b9f4d1205e8 fortify: Add KUnit test for FORTIFY_SOURCE internals date: 5 months ago config: arm64-randconfig-s041-20230206 (https://download.01.org/0day-ci/archive/20230207/202302070144.x9yAsFJX-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 12.1.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-39-gce1a6720-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=875bfd5276f31d09e811d31fca638b9f4d1205e8 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 875bfd5276f31d09e811d31fca638b9f4d1205e8 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm64 olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm64 SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>) lib/fortify_kunit.c:28:9: sparse: sparse: undefined identifier '__compiletime_strlen' lib/fortify_kunit.c:28:9: sparse: sparse: undefined identifier '__compiletime_strlen' >> lib/fortify_kunit.c:28:9: sparse: sparse: incompatible types for operation (==): >> lib/fortify_kunit.c:28:9: sparse: bad type const __left >> lib/fortify_kunit.c:28:9: sparse: int const __right lib/fortify_kunit.c:29:9: sparse: sparse: undefined identifier '__compiletime_strlen' lib/fortify_kunit.c:29:9: sparse: sparse: undefined identifier '__compiletime_strlen' lib/fortify_kunit.c:29:9: sparse: sparse: incompatible types for operation (==): lib/fortify_kunit.c:29:9: sparse: bad type const __left lib/fortify_kunit.c:29:9: sparse: int const __right lib/fortify_kunit.c:30:9: sparse: sparse: undefined identifier '__compiletime_strlen' lib/fortify_kunit.c:30:9: sparse: sparse: undefined identifier '__compiletime_strlen' lib/fortify_kunit.c:30:9: sparse: sparse: incompatible types for operation (==): lib/fortify_kunit.c:30:9: sparse: bad type const __left lib/fortify_kunit.c:30:9: sparse: int const __right lib/fortify_kunit.c:32:9: sparse: sparse: undefined identifier '__compiletime_strlen' lib/fortify_kunit.c:32:9: sparse: sparse: undefined identifier '__compiletime_strlen' lib/fortify_kunit.c:32:9: sparse: sparse: incompatible types for operation (==): lib/fortify_kunit.c:32:9: sparse: bad type const __left >> lib/fortify_kunit.c:32:9: sparse: unsigned long const __right lib/fortify_kunit.c:34:9: sparse: sparse: undefined identifier '__compiletime_strlen' lib/fortify_kunit.c:34:9: sparse: sparse: undefined identifier '__compiletime_strlen' lib/fortify_kunit.c:34:9: sparse: sparse: incompatible types for operation (==): lib/fortify_kunit.c:34:9: sparse: bad type const __left lib/fortify_kunit.c:34:9: sparse: unsigned long const __right lib/fortify_kunit.c:56:16: sparse: sparse: undefined identifier '__compiletime_strlen'
vim +28 lib/fortify_kunit.c
25 26 static void known_sizes_test(struct kunit *test) 27 { > 28 KUNIT_EXPECT_EQ(test, __compiletime_strlen("88888888"), 8); 29 KUNIT_EXPECT_EQ(test, __compiletime_strlen(array_of_10), 10); 30 KUNIT_EXPECT_EQ(test, __compiletime_strlen(ptr_of_11), 11); 31 > 32 KUNIT_EXPECT_EQ(test, __compiletime_strlen(array_unknown), SIZE_MAX); 33 /* Externally defined and dynamically sized string pointer: */ 34 KUNIT_EXPECT_EQ(test, __compiletime_strlen(saved_command_line), SIZE_MAX); 35 } 36
-- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests
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