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Subjectinclude/linux/compiler_types.h:338:45: error: call to '__compiletime_assert_282' declared with attribute error: BUILD_BUG_ON failed: SECTIONS_WIDTH + NODES_WIDTH + ZONES_WIDTH + ilog2(roundup_pow_of_two(NR_CPUS)) > 32
Hi Will,

FYI, the error/warning still remains.

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: ca85855bdcae8f84f1512e88b4c75009ea17ea2f
commit: eb5c2d4b45e3d2d5d052ea6b8f1463976b1020d5 compiler.h: Move compiletime_assert() macros into compiler_types.h
date: 2 years ago
config: sparc64-randconfig-r024-20220718 (https://download.01.org/0day-ci/archive/20220720/202207200715.MjFLhRDi-lkp@intel.com/config)
compiler: sparc64-linux-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=eb5c2d4b45e3d2d5d052ea6b8f1463976b1020d5
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout eb5c2d4b45e3d2d5d052ea6b8f1463976b1020d5
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sparc64 SHELL=/bin/bash arch/sparc/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

arch/sparc/mm/init_64.c: In function 'arch_hugetlb_valid_size':
arch/sparc/mm/init_64.c:354:24: error: variable 'hv_pgsz_idx' set but not used [-Werror=unused-but-set-variable]
354 | unsigned short hv_pgsz_idx;
| ^~~~~~~~~~~
arch/sparc/mm/init_64.c: In function 'sun4v_linear_pte_xor_finalize':
arch/sparc/mm/init_64.c:2210:23: error: variable 'pagecv_flag' set but not used [-Werror=unused-but-set-variable]
2210 | unsigned long pagecv_flag;
| ^~~~~~~~~~~
In file included from <command-line>:
arch/sparc/mm/init_64.c: In function 'paging_init':
>> include/linux/compiler_types.h:338:45: error: call to '__compiletime_assert_282' declared with attribute error: BUILD_BUG_ON failed: SECTIONS_WIDTH + NODES_WIDTH + ZONES_WIDTH + ilog2(roundup_pow_of_two(NR_CPUS)) > 32
338 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:319:25: note: in definition of macro '__compiletime_assert'
319 | prefix ## suffix(); \
| ^~~~~~
include/linux/compiler_types.h:338:9: note: in expansion of macro '_compiletime_assert'
338 | _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)
| ^~~~~~~~~~~~~~~~
arch/sparc/mm/init_64.c:2306:9: note: in expansion of macro 'BUILD_BUG_ON'
2306 | BUILD_BUG_ON(SECTIONS_WIDTH + NODES_WIDTH + ZONES_WIDTH +
| ^~~~~~~~~~~~
cc1: all warnings being treated as errors

Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for FRAME_POINTER
Depends on DEBUG_KERNEL && (M68K || UML || SUPERH) || ARCH_WANT_FRAME_POINTERS || MCOUNT
Selected by
- LOCKDEP && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT && !MIPS && !PPC && !ARM && !S390 && !MICROBLAZE && !ARC && !X86


vim +/__compiletime_assert_282 +338 include/linux/compiler_types.h

324
325 #define _compiletime_assert(condition, msg, prefix, suffix) \
326 __compiletime_assert(condition, msg, prefix, suffix)
327
328 /**
329 * compiletime_assert - break build and emit msg if condition is false
330 * @condition: a compile-time constant condition to check
331 * @msg: a message to emit if condition is false
332 *
333 * In tradition of POSIX assert, this macro will break the build if the
334 * supplied condition is *false*, emitting the supplied error message if the
335 * compiler has support to do so.
336 */
337 #define compiletime_assert(condition, msg) \
> 338 _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
339

--
0-DAY CI Kernel Test Service
https://01.org/lkp

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