On Sat, Feb 15, 2025 at 1:51 PM kernel test robot <lkp@xxxxxxxxx> 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@xxxxxxxxx/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@xxxxxxxxx/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@xxxxxxxxx>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202502160245.KUrryBJR-lkp@xxxxxxxxx/
>
> 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.
>
> 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@xxxxxxxxx/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@xxxxxxxxx/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@xxxxxxxxx>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202502160245.KUrryBJR-lkp@xxxxxxxxx/
>
> 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.
