tree: git://git.cmpxchg.org/linux-mmotm.git master head: ecb428ddd7449905d371074f509d08475eef43f0 commit: 14ce92c1cbed4da6460b285f83e2348cf2416e45 [153/210] lib/list_sort: simplify and remove MAX_LIST_LENGTH_BITS config: i386-tinyconfig (attached as .config) compiler: gcc-7 (Debian 7.3.0-1) 7.3.0 reproduce: git checkout 14ce92c1cbed4da6460b285f83e2348cf2416e45 # save the attached .config to linux build tree make ARCH=i386 All warnings (new ones prefixed by >>): >> lib/list_sort.c:17:36: warning: '__pure__' attribute ignored [-Wattributes] struct list_head const *, struct list_head const *); ^~~~~~~~~ vim +/__pure__ +17 lib/list_sort.c 9 10 /* 11 * By declaring the compare function with the __pure attribute, we give 12 * the compiler more opportunity to optimize. Ideally, we'd use this in 13 * the prototype of list_sort(), but that would involve a lot of churn 14 * at all call sites, so just cast the function pointer passed in. 15 */ 16 typedef int __pure __attribute__((nonnull(2,3))) (*cmp_func)(void *, > 17 struct list_head const *, struct list_head const *); 18 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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