Hi Tamir, kernel test robot noticed the following build warnings:
[auto build test WARNING on 7b7a883c7f4de1ee5040bd1c32aabaafde54d209] url: https://github.com/intel-lab-lkp/linux/commits/Tamir-Duberstein/scanf-implicate-test-line-in-failure-messages/20250215-002302 base: 7b7a883c7f4de1ee5040bd1c32aabaafde54d209 patch link: https://lore.kernel.org/r/20250214-scanf-kunit-convert-v8-3-5ea50f95f83c%40gmail.com patch subject: [PATCH v8 3/4] scanf: convert self-test to KUnit config: sh-randconfig-002-20250216 (https://download.01.org/0day-ci/archive/20250216/202502160245.kurrybjr-...@intel.com/config) compiler: sh4-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250216/202502160245.kurrybjr-...@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <l...@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202502160245.kurrybjr-...@intel.com/ All warnings (new ones prefixed by >>): In file included from <command-line>: lib/tests/scanf_kunit.c: In function 'numbers_list_ll': >> include/linux/compiler.h:197:61: warning: function 'numbers_list_ll' might >> be a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:390:9: note: in expansion of macro 'numbers_list_8' 390 | numbers_list_8(unsigned long long, "%llu", delim, "llu", check_ull); | ^~~~~~~~~~~~~~ >> include/linux/compiler.h:197:61: warning: function 'numbers_list_ll' might >> be a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:391:9: note: in expansion of macro 'numbers_list_8' 391 | numbers_list_8(long long, "%lld", delim, "lld", check_ll); | ^~~~~~~~~~~~~~ >> include/linux/compiler.h:197:61: warning: function 'numbers_list_ll' might >> be a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:392:9: note: in expansion of macro 'numbers_list_8' 392 | numbers_list_8(long long, "%lld", delim, "lli", check_ll); | ^~~~~~~~~~~~~~ >> include/linux/compiler.h:197:61: warning: function 'numbers_list_ll' might >> be a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:393:9: note: in expansion of macro 'numbers_list_8' 393 | numbers_list_8(unsigned long long, "%llx", delim, "llx", check_ull); | ^~~~~~~~~~~~~~ >> include/linux/compiler.h:197:61: warning: function 'numbers_list_ll' might >> be a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:394:9: note: in expansion of macro 'numbers_list_8' 394 | numbers_list_8(unsigned long long, "0x%llx", delim, "llx", check_ull); | ^~~~~~~~~~~~~~ >> include/linux/compiler.h:197:61: warning: function 'numbers_list_ll' might >> be a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:395:9: note: in expansion of macro 'numbers_list_8' 395 | numbers_list_8(long long, "0x%llx", delim, "lli", check_ll); | ^~~~~~~~~~~~~~ lib/tests/scanf_kunit.c: In function 'numbers_list_l': >> include/linux/compiler.h:197:61: warning: function 'numbers_list_l' might be >> a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:400:9: note: in expansion of macro 'numbers_list_8' 400 | numbers_list_8(unsigned long, "%lu", delim, "lu", check_ulong); | ^~~~~~~~~~~~~~ >> include/linux/compiler.h:197:61: warning: function 'numbers_list_l' might be >> a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:401:9: note: in expansion of macro 'numbers_list_8' 401 | numbers_list_8(long, "%ld", delim, "ld", check_long); | ^~~~~~~~~~~~~~ >> include/linux/compiler.h:197:61: warning: function 'numbers_list_l' might be >> a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:402:9: note: in expansion of macro 'numbers_list_8' 402 | numbers_list_8(long, "%ld", delim, "li", check_long); | ^~~~~~~~~~~~~~ >> include/linux/compiler.h:197:61: warning: function 'numbers_list_l' might be >> a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:403:9: note: in expansion of macro 'numbers_list_8' 403 | numbers_list_8(unsigned long, "%lx", delim, "lx", check_ulong); | ^~~~~~~~~~~~~~ >> include/linux/compiler.h:197:61: warning: function 'numbers_list_l' might be >> a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:404:9: note: in expansion of macro 'numbers_list_8' 404 | numbers_list_8(unsigned long, "0x%lx", delim, "lx", check_ulong); | ^~~~~~~~~~~~~~ >> include/linux/compiler.h:197:61: warning: function 'numbers_list_l' might be >> a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:405:9: note: in expansion of macro 'numbers_list_8' 405 | numbers_list_8(long, "0x%lx", delim, "li", check_long); | ^~~~~~~~~~~~~~ lib/tests/scanf_kunit.c: In function 'numbers_list_d': >> include/linux/compiler.h:197:61: warning: function 'numbers_list_d' might be >> a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:410:9: note: in expansion of macro 'numbers_list_8' 410 | numbers_list_8(unsigned int, "%u", delim, "u", check_uint); | ^~~~~~~~~~~~~~ >> include/linux/compiler.h:197:61: warning: function 'numbers_list_d' might be >> a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:411:9: note: in expansion of macro 'numbers_list_8' 411 | numbers_list_8(int, "%d", delim, "d", check_int); | ^~~~~~~~~~~~~~ >> include/linux/compiler.h:197:61: warning: function 'numbers_list_d' might be >> a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:412:9: note: in expansion of macro 'numbers_list_8' 412 | numbers_list_8(int, "%d", delim, "i", check_int); | ^~~~~~~~~~~~~~ >> include/linux/compiler.h:197:61: warning: function 'numbers_list_d' might be >> a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:413:9: note: in expansion of macro 'numbers_list_8' 413 | numbers_list_8(unsigned int, "%x", delim, "x", check_uint); | ^~~~~~~~~~~~~~ >> include/linux/compiler.h:197:61: warning: function 'numbers_list_d' might be >> a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:414:9: note: in expansion of macro 'numbers_list_8' 414 | numbers_list_8(unsigned int, "0x%x", delim, "x", check_uint); | ^~~~~~~~~~~~~~ >> include/linux/compiler.h:197:61: warning: function 'numbers_list_d' might be >> a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:415:9: note: in expansion of macro 'numbers_list_8' 415 | numbers_list_8(int, "0x%x", delim, "i", check_int); | ^~~~~~~~~~~~~~ lib/tests/scanf_kunit.c: In function 'numbers_list_h': >> include/linux/compiler.h:197:61: warning: function 'numbers_list_h' might be >> a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:420:9: note: in expansion of macro 'numbers_list_8' 420 | numbers_list_8(unsigned short, "%hu", delim, "hu", check_ushort); | ^~~~~~~~~~~~~~ >> include/linux/compiler.h:197:61: warning: function 'numbers_list_h' might be >> a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:421:9: note: in expansion of macro 'numbers_list_8' 421 | numbers_list_8(short, "%hd", delim, "hd", check_short); | ^~~~~~~~~~~~~~ include/linux/compiler.h:197:61: warning: function 'numbers_list_h' might be a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:422:9: note: in expansion of macro 'numbers_list_8' 422 | numbers_list_8(short, "%hd", delim, "hi", check_short); | ^~~~~~~~~~~~~~ include/linux/compiler.h:197:61: warning: function 'numbers_list_h' might be a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) | ^ include/linux/compiler_types.h:522:23: note: in definition of macro '__compiletime_assert' 522 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:542:9: note: in expansion of macro '_compiletime_assert' 542 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:9: note: in expansion of macro 'BUILD_BUG_ON' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~~~ include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG' 202 | #define __must_be_array(a) __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \ | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array' 11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) | ^~~~~~~~~~~~~~~ lib/tests/scanf_kunit.c:333:22: note: in expansion of macro 'ARRAY_SIZE' 333 | BUILD_BUG_ON(ARRAY_SIZE(arr) != 8); \ | ^~~~~~~~~~ lib/tests/scanf_kunit.c:356:9: note: in expansion of macro 'test_array_8' 356 | test_array_8(fn, expect, test_buffer, fmt_buffer, result); \ | ^~~~~~~~~~~~ lib/tests/scanf_kunit.c:423:9: note: in expansion of macro 'numbers_list_8' 423 | numbers_list_8(unsigned short, "%hx", delim, "hx", check_ushort); | ^~~~~~~~~~~~~~ include/linux/compiler.h:197:61: warning: function 'numbers_list_h' might be a candidate for 'gnu_scanf' format attribute [-Wsuggest-attribute=format] 197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) vim +197 include/linux/compiler.h 230fa253df6352a Christian Borntraeger 2014-11-25 193 cb7380de9e4cbc9 Kees Cook 2025-02-05 194 #ifdef __CHECKER__ cb7380de9e4cbc9 Kees Cook 2025-02-05 195 #define __BUILD_BUG_ON_ZERO_MSG(e, msg) (0) cb7380de9e4cbc9 Kees Cook 2025-02-05 196 #else /* __CHECKER__ */ cb7380de9e4cbc9 Kees Cook 2025-02-05 @197 #define __BUILD_BUG_ON_ZERO_MSG(e, msg) ((int)sizeof(struct {_Static_assert(!(e), msg);})) cb7380de9e4cbc9 Kees Cook 2025-02-05 198 #endif /* __CHECKER__ */ cb7380de9e4cbc9 Kees Cook 2025-02-05 199 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
