linux-kernel - ld.lld: error: undefined symbol: byte_rev

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Message-ID: <202502161703.3Vr4M7qg-lkp@intel.com>
Date: Sun, 16 Feb 2025 17:28:13 +0800
From: kernel test robot <lkp@...el.com>
To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	Geert Uytterhoeven <geert@...ux-m68k.org>
Subject: ld.lld: error: undefined symbol: byte_rev_table

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   ad1b832bf1cf2df9304f8eb72943111625c7e5a7
commit: a9bcd02fa42217c795bc9538a149936c82648476 auxdisplay: Add driver for MAX695x 7-segment LED controllers
date:   12 months ago
config: hexagon-randconfig-r054-20250216 (https://download.01.org/0day-ci/archive/20250216/202502161703.3Vr4M7qg-lkp@intel.com/config)
compiler: clang version 21.0.0git (https://github.com/llvm/llvm-project 910be4ff90d7d07bd4518ea03b85c0974672bf9c)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250216/202502161703.3Vr4M7qg-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/202502161703.3Vr4M7qg-lkp@intel.com/

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: byte_rev_table
   >>> referenced by bitrev.h:18 (include/linux/bitrev.h:18)
   >>>               drivers/auxdisplay/max6959.o:(max6959_disp_update) in archive vmlinux.a
   >>> referenced by bitrev.h:18 (include/linux/bitrev.h:18)
   >>>               drivers/auxdisplay/max6959.o:(max6959_disp_update) in archive vmlinux.a
   >>> referenced by max6959.c:60 (drivers/auxdisplay/max6959.c:60)
   >>>               drivers/auxdisplay/max6959.o:(max6959_disp_update) in archive vmlinux.a
   >>> referenced 1 more times

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