* Re: [PATCH v8 3/4] scanf: convert self-test to KUnit [not found] <20250214-scanf-kunit-convert-v8-3-5ea50f95f83c@gmail.com> @ 2025-02-15 18:50 ` kernel test robot 2025-02-15 19:52 ` Tamir Duberstein 0 siblings, 1 reply; 6+ messages in thread From: kernel test robot @ 2025-02-15 18:50 UTC (permalink / raw) To: Tamir Duberstein, David Gow, Petr Mladek, Steven Rostedt, Andy Shevchenko, Rasmus Villemoes, Sergey Senozhatsky, Andrew Morton, Shuah Khan Cc: oe-kbuild-all, Linux Memory Management List, Geert Uytterhoeven, linux-kernel, linux-kselftest, Tamir Duberstein 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-lkp@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-lkp@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 <lkp@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202502160245.KUrryBJR-lkp@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 ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH v8 3/4] scanf: convert self-test to KUnit 2025-02-15 18:50 ` [PATCH v8 3/4] scanf: convert self-test to KUnit kernel test robot @ 2025-02-15 19:52 ` Tamir Duberstein 2025-02-16 20:22 ` Andy Shevchenko 2025-03-05 9:47 ` Petr Mladek 0 siblings, 2 replies; 6+ messages in thread From: Tamir Duberstein @ 2025-02-15 19:52 UTC (permalink / raw) To: kernel test robot Cc: David Gow, Petr Mladek, Steven Rostedt, Andy Shevchenko, Rasmus Villemoes, Sergey Senozhatsky, Andrew Morton, Shuah Khan, oe-kbuild-all, Linux Memory Management List, Geert Uytterhoeven, linux-kernel, linux-kselftest [-- Attachment #1: Type: text/plain, Size: 58035 bytes --] On Sat, Feb 15, 2025 at 1:51 PM kernel test robot <lkp@intel.com> wrote: > > 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-lkp@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-lkp@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 <lkp@intel.com> > | Closes: https://lore.kernel.org/oe-kbuild-all/202502160245.KUrryBJR-lkp@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 I am not able to reproduce these warnings with clang 19.1.7. They also don't obviously make sense to me. [-- Attachment #2: Type: text/html, Size: 77929 bytes --] ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH v8 3/4] scanf: convert self-test to KUnit 2025-02-15 19:52 ` Tamir Duberstein @ 2025-02-16 20:22 ` Andy Shevchenko 2025-02-17 14:29 ` Tamir Duberstein 2025-03-05 9:47 ` Petr Mladek 1 sibling, 1 reply; 6+ messages in thread From: Andy Shevchenko @ 2025-02-16 20:22 UTC (permalink / raw) To: Tamir Duberstein Cc: kernel test robot, David Gow, Petr Mladek, Steven Rostedt, Rasmus Villemoes, Sergey Senozhatsky, Andrew Morton, Shuah Khan, oe-kbuild-all, Linux Memory Management List, Geert Uytterhoeven, linux-kernel, linux-kselftest On Sat, Feb 15, 2025 at 02:52:22PM -0500, Tamir Duberstein wrote: > On Sat, Feb 15, 2025 at 1:51 PM kernel test robot <lkp@intel.com> wrote: > I am not able to reproduce these warnings with clang 19.1.7. They also > don't obviously make sense to me. Please, when reply, remove boielrplate stuff! I have just wasted a couple of minutes to understand what's going on in the message that is 2700 lines of text as the reply to the bot message which was ~700 lines. -- With Best Regards, Andy Shevchenko ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH v8 3/4] scanf: convert self-test to KUnit 2025-02-16 20:22 ` Andy Shevchenko @ 2025-02-17 14:29 ` Tamir Duberstein 0 siblings, 0 replies; 6+ messages in thread From: Tamir Duberstein @ 2025-02-17 14:29 UTC (permalink / raw) To: Andy Shevchenko Cc: kernel test robot, David Gow, Petr Mladek, Steven Rostedt, Rasmus Villemoes, Sergey Senozhatsky, Andrew Morton, Shuah Khan, oe-kbuild-all, Linux Memory Management List, Geert Uytterhoeven, linux-kernel, linux-kselftest On Sun, Feb 16, 2025 at 3:22 PM Andy Shevchenko <andriy.shevchenko@linux.intel.com> wrote: > > Please, when reply, remove boielrplate stuff! > I have just wasted a couple of minutes to understand what's going on in the > message that is 2700 lines of text as the reply to the bot message which was > ~700 lines. My apologies. I forgot what a mess a mobile email client makes. ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH v8 3/4] scanf: convert self-test to KUnit 2025-02-15 19:52 ` Tamir Duberstein 2025-02-16 20:22 ` Andy Shevchenko @ 2025-03-05 9:47 ` Petr Mladek 2025-03-05 11:36 ` Tamir Duberstein 1 sibling, 1 reply; 6+ messages in thread From: Petr Mladek @ 2025-03-05 9:47 UTC (permalink / raw) To: Tamir Duberstein Cc: kernel test robot, David Gow, Steven Rostedt, Andy Shevchenko, Rasmus Villemoes, Sergey Senozhatsky, Andrew Morton, Shuah Khan, oe-kbuild-all, Linux Memory Management List, Geert Uytterhoeven, linux-kernel, linux-kselftest On Sat 2025-02-15 14:52:22, Tamir Duberstein wrote: > On Sat, Feb 15, 2025 at 1:51 PM kernel test robot <lkp@intel.com> wrote: > > > > 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-lkp@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-lkp@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 <lkp@intel.com> > > | Closes: > https://lore.kernel.org/oe-kbuild-all/202502160245.KUrryBJR-lkp@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] > > I am not able to reproduce these warnings with clang 19.1.7. They also > don't obviously make sense to me. I have reproduced the problem with gcc: $> gcc --version gcc (SUSE Linux) 14.2.1 20250220 [revision 9ffecde121af883b60bbe60d00425036bc873048] $> make W=1 lib/test_scanf.ko CALL scripts/checksyscalls.sh DESCEND objtool INSTALL libsubcmd_headers CC [M] lib/test_scanf.o In file included from <command-line>: lib/test_scanf.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);})) | ^ [...] It seems that it is a regression introduced by the first patch of this patch set. And the fix is: diff --git a/lib/test_scanf.c b/lib/test_scanf.c index d1664e0d0138..e65b10c3dc11 100644 --- a/lib/test_scanf.c +++ b/lib/test_scanf.c @@ -27,7 +27,7 @@ static struct rnd_state rnd_state __initdata; typedef int (*check_fn)(const char *file, const int line, const void *check_data, const char *string, const char *fmt, int n_args, va_list ap); -static void __scanf(6, 0) __init +static void __scanf(6, 8) __init _test(const char *file, const int line, check_fn fn, const void *check_data, const char *string, const char *fmt, int n_args, ...) { Best Regards, Petr ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH v8 3/4] scanf: convert self-test to KUnit 2025-03-05 9:47 ` Petr Mladek @ 2025-03-05 11:36 ` Tamir Duberstein 0 siblings, 0 replies; 6+ messages in thread From: Tamir Duberstein @ 2025-03-05 11:36 UTC (permalink / raw) To: Petr Mladek Cc: kernel test robot, David Gow, Steven Rostedt, Andy Shevchenko, Rasmus Villemoes, Sergey Senozhatsky, Andrew Morton, Shuah Khan, oe-kbuild-all, Linux Memory Management List, Geert Uytterhoeven, linux-kernel, linux-kselftest On Wed, Mar 5, 2025 at 4:47 AM Petr Mladek <pmladek@suse.com> wrote: > > On Sat 2025-02-15 14:52:22, Tamir Duberstein wrote: > > On Sat, Feb 15, 2025 at 1:51 PM kernel test robot <lkp@intel.com> wrote: > > > > > > 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-lkp@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-lkp@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 <lkp@intel.com> > > > | Closes: > > https://lore.kernel.org/oe-kbuild-all/202502160245.KUrryBJR-lkp@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] > > > > I am not able to reproduce these warnings with clang 19.1.7. They also > > don't obviously make sense to me. > > I have reproduced the problem with gcc: > > $> gcc --version > gcc (SUSE Linux) 14.2.1 20250220 [revision 9ffecde121af883b60bbe60d00425036bc873048] > > $> make W=1 lib/test_scanf.ko > CALL scripts/checksyscalls.sh > DESCEND objtool > INSTALL libsubcmd_headers > CC [M] lib/test_scanf.o > In file included from <command-line>: > lib/test_scanf.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);})) > | ^ > [...] > > It seems that it is a regression introduced by the first > patch of this patch set. And the fix is: > > diff --git a/lib/test_scanf.c b/lib/test_scanf.c > index d1664e0d0138..e65b10c3dc11 100644 > --- a/lib/test_scanf.c > +++ b/lib/test_scanf.c > @@ -27,7 +27,7 @@ static struct rnd_state rnd_state __initdata; > typedef int (*check_fn)(const char *file, const int line, const void *check_data, > const char *string, const char *fmt, int n_args, va_list ap); > > -static void __scanf(6, 0) __init > +static void __scanf(6, 8) __init > _test(const char *file, const int line, check_fn fn, const void *check_data, const char *string, > const char *fmt, int n_args, ...) > { > > Best Regards, > Petr Thanks for the review! I'll respin later today unless you let me know otherwise. Cheers. Tamir ^ permalink raw reply [flat|nested] 6+ messages in thread
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2025-02-15 18:50 ` [PATCH v8 3/4] scanf: convert self-test to KUnit kernel test robot
2025-02-15 19:52 ` Tamir Duberstein
2025-02-16 20:22 ` Andy Shevchenko
2025-02-17 14:29 ` Tamir Duberstein
2025-03-05 9:47 ` Petr Mladek
2025-03-05 11:36 ` Tamir Duberstein
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