[alobakin:bitops 7/7] include/linux/compiler_types.h:352:45: error: call to '__compiletime_assert_190' declared with attribute error: BUILD_BUG_ON failed: !__builtin_constant_p(res)

From: kernel test robot
Date: Fri Jun 17 2022 - 23:48:12 EST


tree: https://github.com/alobakin/linux bitops
head: 9bd39b17ce49d350eed93a031e0da6389067013e
commit: 9bd39b17ce49d350eed93a031e0da6389067013e [7/7] lib: test_bitmap: add compile-time optimization/evaluations assertions
config: arc-randconfig-r011-20220618 (https://download.01.org/0day-ci/archive/20220618/202206181146.iHEyLl9X-lkp@xxxxxxxxx/config)
compiler: arc-elf-gcc (GCC) 11.3.0
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://github.com/alobakin/linux/commit/9bd39b17ce49d350eed93a031e0da6389067013e
git remote add alobakin https://github.com/alobakin/linux
git fetch --no-tags alobakin bitops
git checkout 9bd39b17ce49d350eed93a031e0da6389067013e
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=arc SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

In file included from <command-line>:
lib/test_bitmap.c: In function 'test_bitmap_const_eval':
>> include/linux/compiler_types.h:352:45: error: call to '__compiletime_assert_190' declared with attribute error: BUILD_BUG_ON failed: !__builtin_constant_p(res)
352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:333:25: note: in definition of macro '__compiletime_assert'
333 | prefix ## suffix(); \
| ^~~~~~
include/linux/compiler_types.h:352:9: note: in expansion of macro '_compiletime_assert'
352 | _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/test_bitmap.c:904:9: note: in expansion of macro 'BUILD_BUG_ON'
904 | BUILD_BUG_ON(!__builtin_constant_p(res));
| ^~~~~~~~~~~~


vim +/__compiletime_assert_190 +352 include/linux/compiler_types.h

eb5c2d4b45e3d2 Will Deacon 2020-07-21 338
eb5c2d4b45e3d2 Will Deacon 2020-07-21 339 #define _compiletime_assert(condition, msg, prefix, suffix) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21 340 __compiletime_assert(condition, msg, prefix, suffix)
eb5c2d4b45e3d2 Will Deacon 2020-07-21 341
eb5c2d4b45e3d2 Will Deacon 2020-07-21 342 /**
eb5c2d4b45e3d2 Will Deacon 2020-07-21 343 * compiletime_assert - break build and emit msg if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21 344 * @condition: a compile-time constant condition to check
eb5c2d4b45e3d2 Will Deacon 2020-07-21 345 * @msg: a message to emit if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21 346 *
eb5c2d4b45e3d2 Will Deacon 2020-07-21 347 * In tradition of POSIX assert, this macro will break the build if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21 348 * supplied condition is *false*, emitting the supplied error message if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21 349 * compiler has support to do so.
eb5c2d4b45e3d2 Will Deacon 2020-07-21 350 */
eb5c2d4b45e3d2 Will Deacon 2020-07-21 351 #define compiletime_assert(condition, msg) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21 @352 _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
eb5c2d4b45e3d2 Will Deacon 2020-07-21 353

:::::: The code at line 352 was first introduced by commit
:::::: eb5c2d4b45e3d2d5d052ea6b8f1463976b1020d5 compiler.h: Move compiletime_assert() macros into compiler_types.h

:::::: TO: Will Deacon <will@xxxxxxxxxx>
:::::: CC: Will Deacon <will@xxxxxxxxxx>

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