[pm:pm-cpufreq-test 34/39] class.c:undefined reference to `__avr32_udiv64'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git pm-cpufreq-test
head:   5aa17174c8e461237d273d58857f1f70c42fe5c5
commit: 7a07e75efe8c7efb3123b2960531c6472c33f037 [34/39] cpufreq: governor: Clean up load-related computations
config: avr32-atngw100_defconfig (attached as .config)
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 7a07e75efe8c7efb3123b2960531c6472c33f037
        # save the attached .config to linux build tree
        make.cross ARCH=avr32 

All errors (new ones prefixed by >>):

   virt/built-in.o: warning: input is not relaxable
   drivers/built-in.o: In function `rtc_suspend':

quoted

class.c:(.text+0x47820): undefined reference to `__avr32_udiv64'

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