Messages in this thread | | | Date | Wed, 9 Aug 2017 13:33:09 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH 2/2] lib: add test for bitmap_parselist() |
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On Wed, 9 Aug 2017 11:28:56 +0800 kbuild test robot <lkp@intel.com> wrote:
> [auto build test WARNING on linus/master] > [also build test WARNING on v4.13-rc4 next-20170808] > [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] > > url: https://github.com/0day-ci/linux/commits/Yury-Norov/lib-make-bitmap_parselist-thread-safe-and-much-faster/20170809-105307 > config: i386-randconfig-x000-201732 (attached as .config) > compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 > reproduce: > # save the attached .config to linux build tree > make ARCH=i386 > > All warnings (new ones prefixed by >>): > > >> lib/test_bitmap.c:180:17: warning: large integer implicitly truncated to unsigned type [-Woverflow] > 0xfffffffe, 0x3333333311111111, 0xffffffff77777777}; > ^~~~~~~~~~~~~~~~~~
I assume that a simple convertion to unsigned long long will fix that, but I'll await Yuri's input (and testing).
btw, exp[] and exp2[] could be __initconst?
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