[soc:soc/drivers 20/24] undefined reference to `__ffsdi2'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git soc/drivers
head:   ba8755ab541fc629948233125db870d4dbf00a75
commit: ee7f8ed72990f28657b5bf598e695fcf4633f4ed [20/24] platform: cznic: turris-omnia-mcu: Refactor requesting MCU interrupt
config: alpha-allyesconfig (https://download.01.org/0day-ci/archive/20250321/202503211748.QH9oyt9m-lkp@intel.com/config)
compiler: alpha-linux-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250321/202503211748.QH9oyt9m-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 at intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202503211748.QH9oyt9m-lkp@intel.com/

All errors (new ones prefixed by >>):

   alpha-linux-ld: drivers/platform/cznic/turris-omnia-mcu-gpio.o: in function `omnia_mcu_request_irq':
>> (.text+0x2660): undefined reference to `__ffsdi2'
>> alpha-linux-ld: (.text+0x2668): undefined reference to `__ffsdi2'

-- 
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https://github.com/intel/lkp-tests/wiki