linux-kernel - scripts/genksyms/parse.y: warning: 9 shift/reduce conflicts

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Date: Fri, 15 Dec 2023 08:00:12 +0800
From: kernel test robot <lkp@...el.com>
To: Masahiro Yamada <masahiroy@...nel.org>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: scripts/genksyms/parse.y: warning: 9 shift/reduce conflicts

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   c7402612e2e61b76177f22e6e7f705adcbecc6fe
commit: 833e622459432ed5bc7cc58ffadb91b59c863a3a genksyms: generate lexer and parser during build instead of shipping
date:   6 years ago
config: x86_64-buildonly-randconfig-006-20230830 (https://download.01.org/0day-ci/archive/20231215/202312150734.dBgwSGBp-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231215/202312150734.dBgwSGBp-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202312150734.dBgwSGBp-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> scripts/genksyms/parse.y: warning: 9 shift/reduce conflicts [-Wconflicts-sr]
>> scripts/genksyms/parse.y: warning: 5 reduce/reduce conflicts [-Wconflicts-rr]
   scripts/genksyms/parse.y: note: rerun with option '-Wcounterexamples' to generate conflict counterexamples
--
>> scripts/genksyms/parse.y: warning: 9 shift/reduce conflicts [-Wconflicts-sr]
>> scripts/genksyms/parse.y: warning: 5 reduce/reduce conflicts [-Wconflicts-rr]
   scripts/genksyms/parse.y: note: rerun with option '-Wcounterexamples' to generate conflict counterexamples
>> scripts/genksyms/parse.y: warning: 9 shift/reduce conflicts [-Wconflicts-sr]
>> scripts/genksyms/parse.y: warning: 5 reduce/reduce conflicts [-Wconflicts-rr]
   scripts/genksyms/parse.y: note: rerun with option '-Wcounterexamples' to generate conflict counterexamples

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki