include/linux/compiler_types.h:357:45: error: call to '__compiletime_assert_181' declared with attribute error: BUILD_BUG failed
From: kernel test robot
Date: Fri May 05 2023 - 18:12:35 EST
Hi Christopher,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 7163a2111f6c030ee39635ac3334bfa1a52a3dd3
commit: c28c15b6d28a776538482101522cbcd9f906b15c powerpc/code-patching: Use temporary mm for Radix MMU
date: 5 months ago
config: powerpc-randconfig-r031-20230505 (https://download.01.org/0day-ci/archive/20230506/202305060648.EjkrACfJ-lkp@xxxxxxxxx/config)
compiler: powerpc-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=c28c15b6d28a776538482101522cbcd9f906b15c
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout c28c15b6d28a776538482101522cbcd9f906b15c
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=powerpc olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=powerpc SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Link: https://lore.kernel.org/oe-kbuild-all/202305060648.EjkrACfJ-lkp@xxxxxxxxx/
All errors (new ones prefixed by >>):
In file included from <command-line>:
In function 'local_flush_tlb_page_psize',
inlined from '__do_patch_instruction_mm' at arch/powerpc/lib/code-patching.c:310:2,
inlined from 'do_patch_instruction' at arch/powerpc/lib/code-patching.c:355:9,
inlined from 'patch_instruction' at arch/powerpc/lib/code-patching.c:379:9:
>> include/linux/compiler_types.h:357:45: error: call to '__compiletime_assert_181' declared with attribute error: BUILD_BUG failed
357 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:338:25: note: in definition of macro '__compiletime_assert'
338 | prefix ## suffix(); \
| ^~~~~~
include/linux/compiler_types.h:357:9: note: in expansion of macro '_compiletime_assert'
357 | _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:59:21: note: in expansion of macro 'BUILD_BUG_ON_MSG'
59 | #define BUILD_BUG() BUILD_BUG_ON_MSG(1, "BUILD_BUG failed")
| ^~~~~~~~~~~~~~~~
arch/powerpc/include/asm/book3s/32/tlbflush.h:83:9: note: in expansion of macro 'BUILD_BUG'
83 | BUILD_BUG();
| ^~~~~~~~~
vim +/__compiletime_assert_181 +357 include/linux/compiler_types.h
eb5c2d4b45e3d2 Will Deacon 2020-07-21 343
eb5c2d4b45e3d2 Will Deacon 2020-07-21 344 #define _compiletime_assert(condition, msg, prefix, suffix) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21 345 __compiletime_assert(condition, msg, prefix, suffix)
eb5c2d4b45e3d2 Will Deacon 2020-07-21 346
eb5c2d4b45e3d2 Will Deacon 2020-07-21 347 /**
eb5c2d4b45e3d2 Will Deacon 2020-07-21 348 * compiletime_assert - break build and emit msg if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21 349 * @condition: a compile-time constant condition to check
eb5c2d4b45e3d2 Will Deacon 2020-07-21 350 * @msg: a message to emit if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21 351 *
eb5c2d4b45e3d2 Will Deacon 2020-07-21 352 * In tradition of POSIX assert, this macro will break the build if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21 353 * supplied condition is *false*, emitting the supplied error message if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21 354 * compiler has support to do so.
eb5c2d4b45e3d2 Will Deacon 2020-07-21 355 */
eb5c2d4b45e3d2 Will Deacon 2020-07-21 356 #define compiletime_assert(condition, msg) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21 @357 _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
eb5c2d4b45e3d2 Will Deacon 2020-07-21 358
:::::: The code at line 357 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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https://github.com/intel/lkp-tests