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charset=us-ascii Content-Disposition: inline tree: https://git.kernel.org/pub/scm/linux/kernel/git/andi.shyti/linux.git i2c/i2c-host-next head: 9089458addadf2fad4a8f2baf7a5d01def8a1a6d commit: cbae4d3dd2f7f01fa8fa807c70ad2b304279fd87 [14/15] i2c: busses: Use min() to improve code config: arc-randconfig-002-20250704 (https://download.01.org/0day-ci/archive/20250704/202507040752.385GebdM-lkp@intel.com/config) compiler: arc-linux-gcc (GCC) 15.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250704/202507040752.385GebdM-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202507040752.385GebdM-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from : drivers/i2c/busses/i2c-st.c: In function 'st_i2c_rd_fill_tx_fifo': >> include/linux/compiler_types.h:568:45: error: call to '__compiletime_assert_369' declared with attribute error: min(max, 0x8 - tx_fstat) signedness error 568 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^ include/linux/compiler_types.h:549:25: note: in definition of macro '__compiletime_assert' 549 | prefix ## suffix(); \ | ^~~~~~ include/linux/compiler_types.h:568:9: note: in expansion of macro '_compiletime_assert' 568 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/minmax.h:93:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 93 | BUILD_BUG_ON_MSG(!__types_ok(ux, uy), \ | ^~~~~~~~~~~~~~~~ include/linux/minmax.h:98:9: note: in expansion of macro '__careful_cmp_once' 98 | __careful_cmp_once(op, x, y, __UNIQUE_ID(x_), __UNIQUE_ID(y_)) | ^~~~~~~~~~~~~~~~~~ include/linux/minmax.h:105:25: note: in expansion of macro '__careful_cmp' 105 | #define min(x, y) __careful_cmp(min, x, y) | ^~~~~~~~~~~~~ drivers/i2c/busses/i2c-st.c:453:13: note: in expansion of macro 'min' 453 | i = min(max, SSC_TXFIFO_SIZE - tx_fstat); | ^~~ vim +/__compiletime_assert_369 +568 include/linux/compiler_types.h eb5c2d4b45e3d2 Will Deacon 2020-07-21 554 eb5c2d4b45e3d2 Will Deacon 2020-07-21 555 #define _compiletime_assert(condition, msg, prefix, suffix) \ eb5c2d4b45e3d2 Will Deacon 2020-07-21 556 __compiletime_assert(condition, msg, prefix, suffix) eb5c2d4b45e3d2 Will Deacon 2020-07-21 557 eb5c2d4b45e3d2 Will Deacon 2020-07-21 558 /** eb5c2d4b45e3d2 Will Deacon 2020-07-21 559 * compiletime_assert - break build and emit msg if condition is false eb5c2d4b45e3d2 Will Deacon 2020-07-21 560 * @condition: a compile-time constant condition to check eb5c2d4b45e3d2 Will Deacon 2020-07-21 561 * @msg: a message to emit if condition is false eb5c2d4b45e3d2 Will Deacon 2020-07-21 562 * eb5c2d4b45e3d2 Will Deacon 2020-07-21 563 * In tradition of POSIX assert, this macro will break the build if the eb5c2d4b45e3d2 Will Deacon 2020-07-21 564 * supplied condition is *false*, emitting the supplied error message if the eb5c2d4b45e3d2 Will Deacon 2020-07-21 565 * compiler has support to do so. eb5c2d4b45e3d2 Will Deacon 2020-07-21 566 */ eb5c2d4b45e3d2 Will Deacon 2020-07-21 567 #define compiletime_assert(condition, msg) \ eb5c2d4b45e3d2 Will Deacon 2020-07-21 @568 _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) eb5c2d4b45e3d2 Will Deacon 2020-07-21 569 :::::: The code at line 568 was first introduced by commit :::::: eb5c2d4b45e3d2d5d052ea6b8f1463976b1020d5 compiler.h: Move compiletime_assert() macros into compiler_types.h :::::: TO: Will Deacon :::::: CC: Will Deacon -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki