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SubjectRe: [PATCH v3 07/11] power: supply: core: tabularize HWMON temperature labels
On Sat, Apr 4, 2020 at 6:53 PM kbuild test robot <> wrote:
> Hi "Michał,
> I love your patch! Perhaps something to improve:
> [auto build test WARNING on power-supply/for-next]
> [also build test WARNING on hwmon/hwmon-next linus/master v5.6 next-20200404]
> [if your patch is applied to the wrong git tree, please drop us a note to help
> improve the system. BTW, we also suggest to use '--base' option to specify the
> base tree in git format-patch, please see]
> url:
> base: for-next
> config: x86_64-randconfig-b002-20200405 (attached as .config)
> compiler: clang version 11.0.0 ( 62f3a9650a9f289a07a5f480764fb655178c2334)
> reproduce:
> wget -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> # save the attached .config to linux build tree
> COMPILER=clang make.cross ARCH=x86_64
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kbuild test robot <>
> All warnings (new ones prefixed by >>):
> >> drivers/power/supply/power_supply_hwmon.o: warning: objtool: power_supply_hwmon_read_string() falls through to next function power_supply_hwmon_write()

I'm guessing this is from the unreachable:
I'll need to play with this some more as I couldn't reproduce with a
simplified test case, but looks like a compiler bug. Filed for me to track.

~Nick Desaulniers

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