[renesas-drivers:topic/clk-r8a77990-z2-v3 11/13] rcar-gen3-cpg.c:(.text.cpg_z_clk_set_rate+0x60): undefined reference to `__udivdi3'

[renesas-drivers:topic/clk-r8a77990-z2-v3 11/13] rcar-gen3-cpg.c:(.text.cpg_z_clk_set_rate+0x60): undefined reference to `__udivdi3'

[kbuild test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-drivers.git topic/clk-r8a77990-z2-v3
head:   3423d0ef4af282d1a1021b40cc2e739c08c9046b
commit: 0961e355977f7806b926ea0ae29c5cffa7867894 [11/13] clk: renesas: rcar-gen3: Support Z and Z2 clocks with high frequency parents
config: mips-allmodconfig (attached as .config)
compiler: mips-linux-gnu-gcc (Debian 8.2.0-11) 8.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 0961e355977f7806b926ea0ae29c5cffa7867894
        # save the attached .config to linux build tree
        GCC_VERSION=8.2.0 make.cross ARCH=mips 

All errors (new ones prefixed by >>):

   mips-linux-gnu-ld: drivers/clk/renesas/rcar-gen3-cpg.o: in function `cpg_z_clk_set_rate':
>> rcar-gen3-cpg.c:(.text.cpg_z_clk_set_rate+0x60): undefined reference to `__udivdi3'

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