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Message-ID: <202209241046.4wzNf5Z1-lkp@intel.com>
Date: Sat, 24 Sep 2022 12:21:31 +0800
From: kernel test robot <lkp@...el.com>
To: Gwan-gyeong Mun <gwan-gyeong.mun@...el.com>,
intel-gfx@...ts.freedesktop.org
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
mchehab@...nel.org, chris@...is-wilson.co.uk,
matthew.auld@...el.com, thomas.hellstrom@...ux.intel.com,
jani.nikula@...el.com, nirmoy.das@...el.com, airlied@...hat.com,
daniel@...ll.ch, andi.shyti@...ux.intel.com,
andrzej.hajda@...el.com, keescook@...omium.org,
mauro.chehab@...ux.intel.com, linux@...musvillemoes.dk,
vitor@...saru.org, dlatypov@...gle.com, ndesaulniers@...gle.com
Subject: Re: [PATCH v11 3/9] compiler_types.h: Add assert_same_type to catch
type mis-match while compiling
Hi Gwan-gyeong,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on drm-tip/drm-tip]
url: https://github.com/intel-lab-lkp/linux/commits/Gwan-gyeong-Mun/Fixes-integer-overflow-or-integer-truncation-issues-in-page-lookups-ttm-place-configuration-and-scatterlist-creation/20220923-163015
base: git://anongit.freedesktop.org/drm/drm-tip drm-tip
config: hexagon-randconfig-r041-20220923
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 791a7ae1ba3efd6bca96338e10ffde557ba83920)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/90f09a98b3949d759efe6febd174ed6e26c1a3ab
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Gwan-gyeong-Mun/Fixes-integer-overflow-or-integer-truncation-issues-in-page-lookups-ttm-place-configuration-and-scatterlist-creation/20220923-163015
git checkout 90f09a98b3949d759efe6febd174ed6e26c1a3ab
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash lib/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
>> lib/overflow_kunit.c:748:2: warning: result of comparison of constant 65535 with expression of type 'u8' (aka 'unsigned char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(u8, u16, U8_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:733:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, t2) ? true : false; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:216:5: note: expanded from macro 'overflows_type_ret_const_expr'
x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
>> lib/overflow_kunit.c:748:2: warning: result of comparison of constant 65535 with expression of type 'u8' (aka 'unsigned char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(u8, u16, U8_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:739:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, __t2) ? true : false;\
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:216:5: note: expanded from macro 'overflows_type_ret_const_expr'
x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:752:2: warning: result of comparison of constant 32767 with expression of type 'u8' (aka 'unsigned char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(u8, s16, U8_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:733:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, t2) ? true : false; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:216:5: note: expanded from macro 'overflows_type_ret_const_expr'
x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:752:2: warning: result of comparison of constant 32767 with expression of type 'u8' (aka 'unsigned char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(u8, s16, U8_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:739:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, __t2) ? true : false;\
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:216:5: note: expanded from macro 'overflows_type_ret_const_expr'
x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
>> lib/overflow_kunit.c:753:2: warning: result of comparison of constant 255 with expression of type 's8' (aka 'signed char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s8, u8, S8_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:733:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, t2) ? true : false; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:218:14: note: expanded from macro 'overflows_type_ret_const_expr'
x < 0 || x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
>> lib/overflow_kunit.c:753:2: warning: result of comparison of constant 255 with expression of type 's8' (aka 'signed char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s8, u8, S8_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:739:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, __t2) ? true : false;\
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:218:14: note: expanded from macro 'overflows_type_ret_const_expr'
x < 0 || x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:754:2: warning: result of comparison of constant 255 with expression of type 's8' (aka 'signed char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s8, u8, -1, true);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:733:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, t2) ? true : false; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:218:14: note: expanded from macro 'overflows_type_ret_const_expr'
x < 0 || x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:754:2: warning: result of comparison of constant 255 with expression of type 's8' (aka 'signed char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s8, u8, -1, true);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:739:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, __t2) ? true : false;\
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:218:14: note: expanded from macro 'overflows_type_ret_const_expr'
x < 0 || x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:755:2: warning: result of comparison of constant 255 with expression of type 's8' (aka 'signed char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s8, u8, S8_MIN, true);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:733:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, t2) ? true : false; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:218:14: note: expanded from macro 'overflows_type_ret_const_expr'
x < 0 || x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:755:2: warning: result of comparison of constant 255 with expression of type 's8' (aka 'signed char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s8, u8, S8_MIN, true);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:739:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, __t2) ? true : false;\
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:218:14: note: expanded from macro 'overflows_type_ret_const_expr'
x < 0 || x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:756:2: warning: result of comparison of constant 65535 with expression of type 's8' (aka 'signed char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s8, u16, S8_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:733:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, t2) ? true : false; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:218:14: note: expanded from macro 'overflows_type_ret_const_expr'
x < 0 || x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:756:2: warning: result of comparison of constant 65535 with expression of type 's8' (aka 'signed char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s8, u16, S8_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:739:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, __t2) ? true : false;\
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:218:14: note: expanded from macro 'overflows_type_ret_const_expr'
x < 0 || x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:757:2: warning: result of comparison of constant 65535 with expression of type 's8' (aka 'signed char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s8, u16, -1, true);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:733:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, t2) ? true : false; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:218:14: note: expanded from macro 'overflows_type_ret_const_expr'
x < 0 || x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:757:2: warning: result of comparison of constant 65535 with expression of type 's8' (aka 'signed char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s8, u16, -1, true);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:739:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, __t2) ? true : false;\
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:218:14: note: expanded from macro 'overflows_type_ret_const_expr'
x < 0 || x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:758:2: warning: result of comparison of constant 65535 with expression of type 's8' (aka 'signed char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s8, u16, S8_MIN, true);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:733:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, t2) ? true : false; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:218:14: note: expanded from macro 'overflows_type_ret_const_expr'
x < 0 || x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:758:2: warning: result of comparison of constant 65535 with expression of type 's8' (aka 'signed char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s8, u16, S8_MIN, true);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:739:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, __t2) ? true : false;\
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:218:14: note: expanded from macro 'overflows_type_ret_const_expr'
x < 0 || x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:769:2: warning: result of comparison of constant 32767 with expression of type 's8' (aka 'signed char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s8, s16, S8_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:733:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, t2) ? true : false; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:219:34: note: expanded from macro 'overflows_type_ret_const_expr'
: x < type_min(typeof(T)) || x > type_max(typeof(T)) ? 1 : 0 )
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:769:2: warning: result of comparison of constant -32768 with expression of type 's8' (aka 'signed char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s8, s16, S8_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:733:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, t2) ? true : false; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:219:7: note: expanded from macro 'overflows_type_ret_const_expr'
: x < type_min(typeof(T)) || x > type_max(typeof(T)) ? 1 : 0 )
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:769:2: warning: result of comparison of constant 32767 with expression of type 's8' (aka 'signed char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s8, s16, S8_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:739:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, __t2) ? true : false;\
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:219:34: note: expanded from macro 'overflows_type_ret_const_expr'
: x < type_min(typeof(T)) || x > type_max(typeof(T)) ? 1 : 0 )
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:769:2: warning: result of comparison of constant -32768 with expression of type 's8' (aka 'signed char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s8, s16, S8_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:739:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, __t2) ? true : false;\
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:219:7: note: expanded from macro 'overflows_type_ret_const_expr'
: x < type_min(typeof(T)) || x > type_max(typeof(T)) ? 1 : 0 )
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:770:2: warning: result of comparison of constant 32767 with expression of type 's8' (aka 'signed char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s8, s16, S8_MIN, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:733:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, t2) ? true : false; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:219:34: note: expanded from macro 'overflows_type_ret_const_expr'
: x < type_min(typeof(T)) || x > type_max(typeof(T)) ? 1 : 0 )
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:770:2: warning: result of comparison of constant -32768 with expression of type 's8' (aka 'signed char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s8, s16, S8_MIN, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:733:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, t2) ? true : false; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:219:7: note: expanded from macro 'overflows_type_ret_const_expr'
: x < type_min(typeof(T)) || x > type_max(typeof(T)) ? 1 : 0 )
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:770:2: warning: result of comparison of constant 32767 with expression of type 's8' (aka 'signed char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s8, s16, S8_MIN, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:739:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, __t2) ? true : false;\
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:219:34: note: expanded from macro 'overflows_type_ret_const_expr'
: x < type_min(typeof(T)) || x > type_max(typeof(T)) ? 1 : 0 )
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:770:2: warning: result of comparison of constant -32768 with expression of type 's8' (aka 'signed char') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s8, s16, S8_MIN, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:739:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, __t2) ? true : false;\
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:219:7: note: expanded from macro 'overflows_type_ret_const_expr'
: x < type_min(typeof(T)) || x > type_max(typeof(T)) ? 1 : 0 )
~ ^ ~~~~~~~~~~~~~~~~~~~
>> lib/overflow_kunit.c:780:2: warning: result of comparison of constant 4294967295 with expression of type 'u16' (aka 'unsigned short') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(u16, u32, U16_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:733:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, t2) ? true : false; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:216:5: note: expanded from macro 'overflows_type_ret_const_expr'
x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
>> lib/overflow_kunit.c:780:2: warning: result of comparison of constant 4294967295 with expression of type 'u16' (aka 'unsigned short') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(u16, u32, U16_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:739:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, __t2) ? true : false;\
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:216:5: note: expanded from macro 'overflows_type_ret_const_expr'
x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:781:2: warning: result of comparison of constant 2147483647 with expression of type 'u16' (aka 'unsigned short') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(u16, s32, U16_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:733:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, t2) ? true : false; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:216:5: note: expanded from macro 'overflows_type_ret_const_expr'
x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:781:2: warning: result of comparison of constant 2147483647 with expression of type 'u16' (aka 'unsigned short') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(u16, s32, U16_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:739:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, __t2) ? true : false;\
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:216:5: note: expanded from macro 'overflows_type_ret_const_expr'
x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
>> lib/overflow_kunit.c:786:2: warning: result of comparison of constant 65535 with expression of type 's16' (aka 'short') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s16, u16, S16_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:733:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, t2) ? true : false; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:218:14: note: expanded from macro 'overflows_type_ret_const_expr'
x < 0 || x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
>> lib/overflow_kunit.c:786:2: warning: result of comparison of constant 65535 with expression of type 's16' (aka 'short') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s16, u16, S16_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:739:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, __t2) ? true : false;\
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:218:14: note: expanded from macro 'overflows_type_ret_const_expr'
x < 0 || x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:787:2: warning: result of comparison of constant 65535 with expression of type 's16' (aka 'short') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s16, u16, -1, true);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:733:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, t2) ? true : false; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:218:14: note: expanded from macro 'overflows_type_ret_const_expr'
x < 0 || x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:787:2: warning: result of comparison of constant 65535 with expression of type 's16' (aka 'short') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s16, u16, -1, true);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:739:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, __t2) ? true : false;\
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:218:14: note: expanded from macro 'overflows_type_ret_const_expr'
x < 0 || x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:788:2: warning: result of comparison of constant 65535 with expression of type 's16' (aka 'short') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s16, u16, S16_MIN, true);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:733:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, t2) ? true : false; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:218:14: note: expanded from macro 'overflows_type_ret_const_expr'
x < 0 || x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:788:2: warning: result of comparison of constant 65535 with expression of type 's16' (aka 'short') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s16, u16, S16_MIN, true);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:739:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, __t2) ? true : false;\
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:218:14: note: expanded from macro 'overflows_type_ret_const_expr'
x < 0 || x > type_max(typeof(T)) ? 1 : 0 \
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:805:2: warning: result of comparison of constant 2147483647 with expression of type 's16' (aka 'short') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s16, s32, S16_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:733:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, t2) ? true : false; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:219:34: note: expanded from macro 'overflows_type_ret_const_expr'
: x < type_min(typeof(T)) || x > type_max(typeof(T)) ? 1 : 0 )
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:805:2: warning: result of comparison of constant -2147483648 with expression of type 's16' (aka 'short') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s16, s32, S16_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:733:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, t2) ? true : false; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:219:7: note: expanded from macro 'overflows_type_ret_const_expr'
: x < type_min(typeof(T)) || x > type_max(typeof(T)) ? 1 : 0 )
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:805:2: warning: result of comparison of constant 2147483647 with expression of type 's16' (aka 'short') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s16, s32, S16_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:739:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, __t2) ? true : false;\
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:219:34: note: expanded from macro 'overflows_type_ret_const_expr'
: x < type_min(typeof(T)) || x > type_max(typeof(T)) ? 1 : 0 )
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:805:2: warning: result of comparison of constant -2147483648 with expression of type 's16' (aka 'short') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s16, s32, S16_MAX, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:739:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, __t2) ? true : false;\
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:219:7: note: expanded from macro 'overflows_type_ret_const_expr'
: x < type_min(typeof(T)) || x > type_max(typeof(T)) ? 1 : 0 )
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:806:2: warning: result of comparison of constant 2147483647 with expression of type 's16' (aka 'short') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s16, s32, S16_MIN, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:733:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, t2) ? true : false; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:219:34: note: expanded from macro 'overflows_type_ret_const_expr'
: x < type_min(typeof(T)) || x > type_max(typeof(T)) ? 1 : 0 )
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:806:2: warning: result of comparison of constant -2147483648 with expression of type 's16' (aka 'short') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s16, s32, S16_MIN, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:733:9: note: expanded from macro 'TEST_OVERFLOWS_TYPE'
__of = overflows_type_ret_const_expr(__t1, t2) ? true : false; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/overflow.h:219:7: note: expanded from macro 'overflows_type_ret_const_expr'
: x < type_min(typeof(T)) || x > type_max(typeof(T)) ? 1 : 0 )
~ ^ ~~~~~~~~~~~~~~~~~~~
lib/overflow_kunit.c:806:2: warning: result of comparison of constant 2147483647 with expression of type 's16' (aka 'short') is always false [-Wtautological-constant-out-of-range-compare]
TEST_OVERFLOWS_TYPE(s16, s32, S16_MIN, false);
vim +748 lib/overflow_kunit.c
746
747 TEST_OVERFLOWS_TYPE(u8, u8, U8_MAX, false);
> 748 TEST_OVERFLOWS_TYPE(u8, u16, U8_MAX, false);
749 TEST_OVERFLOWS_TYPE(u8, s8, U8_MAX, true);
750 TEST_OVERFLOWS_TYPE(u8, s8, S8_MAX, false);
751 TEST_OVERFLOWS_TYPE(u8, s8, (u8)S8_MAX + 1, true);
752 TEST_OVERFLOWS_TYPE(u8, s16, U8_MAX, false);
> 753 TEST_OVERFLOWS_TYPE(s8, u8, S8_MAX, false);
754 TEST_OVERFLOWS_TYPE(s8, u8, -1, true);
755 TEST_OVERFLOWS_TYPE(s8, u8, S8_MIN, true);
756 TEST_OVERFLOWS_TYPE(s8, u16, S8_MAX, false);
757 TEST_OVERFLOWS_TYPE(s8, u16, -1, true);
758 TEST_OVERFLOWS_TYPE(s8, u16, S8_MIN, true);
759 TEST_OVERFLOWS_TYPE(s8, u32, S8_MAX, false);
760 TEST_OVERFLOWS_TYPE(s8, u32, -1, true);
761 TEST_OVERFLOWS_TYPE(s8, u32, S8_MIN, true);
762 #if BITS_PER_LONG == 64
763 TEST_OVERFLOWS_TYPE(s8, u64, S8_MAX, false);
764 TEST_OVERFLOWS_TYPE(s8, u64, -1, true);
765 TEST_OVERFLOWS_TYPE(s8, u64, S8_MIN, true);
766 #endif
767 TEST_OVERFLOWS_TYPE(s8, s8, S8_MAX, false);
768 TEST_OVERFLOWS_TYPE(s8, s8, S8_MIN, false);
769 TEST_OVERFLOWS_TYPE(s8, s16, S8_MAX, false);
770 TEST_OVERFLOWS_TYPE(s8, s16, S8_MIN, false);
771 TEST_OVERFLOWS_TYPE(u16, u8, U8_MAX, false);
772 TEST_OVERFLOWS_TYPE(u16, u8, (u16)U8_MAX + 1, true);
773 TEST_OVERFLOWS_TYPE(u16, u8, U16_MAX, true);
774 TEST_OVERFLOWS_TYPE(u16, s8, S8_MAX, false);
775 TEST_OVERFLOWS_TYPE(u16, s8, (u16)S8_MAX + 1, true);
776 TEST_OVERFLOWS_TYPE(u16, s8, U16_MAX, true);
777 TEST_OVERFLOWS_TYPE(u16, s16, S16_MAX, false);
778 TEST_OVERFLOWS_TYPE(u16, s16, (u16)S16_MAX + 1, true);
779 TEST_OVERFLOWS_TYPE(u16, s16, U16_MAX, true);
> 780 TEST_OVERFLOWS_TYPE(u16, u32, U16_MAX, false);
781 TEST_OVERFLOWS_TYPE(u16, s32, U16_MAX, false);
782 TEST_OVERFLOWS_TYPE(s16, u8, U8_MAX, false);
783 TEST_OVERFLOWS_TYPE(s16, u8, (s16)U8_MAX + 1, true);
784 TEST_OVERFLOWS_TYPE(s16, u8, -1, true);
785 TEST_OVERFLOWS_TYPE(s16, u8, S16_MIN, true);
> 786 TEST_OVERFLOWS_TYPE(s16, u16, S16_MAX, false);
787 TEST_OVERFLOWS_TYPE(s16, u16, -1, true);
788 TEST_OVERFLOWS_TYPE(s16, u16, S16_MIN, true);
789 TEST_OVERFLOWS_TYPE(s16, u32, S16_MAX, false);
790 TEST_OVERFLOWS_TYPE(s16, u32, -1, true);
791 TEST_OVERFLOWS_TYPE(s16, u32, S16_MIN, true);
792 #if BITS_PER_LONG == 64
793 TEST_OVERFLOWS_TYPE(s16, u64, S16_MAX, false);
794 TEST_OVERFLOWS_TYPE(s16, u64, -1, true);
795 TEST_OVERFLOWS_TYPE(s16, u64, S16_MIN, true);
796 #endif
797 TEST_OVERFLOWS_TYPE(s16, s8, S8_MAX, false);
798 TEST_OVERFLOWS_TYPE(s16, s8, S8_MIN, false);
799 TEST_OVERFLOWS_TYPE(s16, s8, (s16)S8_MAX + 1, true);
800 TEST_OVERFLOWS_TYPE(s16, s8, (s16)S8_MIN - 1, true);
801 TEST_OVERFLOWS_TYPE(s16, s8, S16_MAX, true);
802 TEST_OVERFLOWS_TYPE(s16, s8, S16_MIN, true);
803 TEST_OVERFLOWS_TYPE(s16, s16, S16_MAX, false);
804 TEST_OVERFLOWS_TYPE(s16, s16, S16_MIN, false);
805 TEST_OVERFLOWS_TYPE(s16, s32, S16_MAX, false);
806 TEST_OVERFLOWS_TYPE(s16, s32, S16_MIN, false);
807 TEST_OVERFLOWS_TYPE(u32, u8, U8_MAX, false);
808 TEST_OVERFLOWS_TYPE(u32, u8, (u32)U8_MAX + 1, true);
809 TEST_OVERFLOWS_TYPE(u32, u8, U32_MAX, true);
810 TEST_OVERFLOWS_TYPE(u32, s8, S8_MAX, false);
811 TEST_OVERFLOWS_TYPE(u32, s8, (u32)S8_MAX + 1, true);
812 TEST_OVERFLOWS_TYPE(u32, s8, U32_MAX, true);
813 TEST_OVERFLOWS_TYPE(u32, u16, U16_MAX, false);
814 TEST_OVERFLOWS_TYPE(u32, u16, U16_MAX + 1, true);
815 TEST_OVERFLOWS_TYPE(u32, u16, U32_MAX, true);
816 TEST_OVERFLOWS_TYPE(u32, s16, S16_MAX, false);
817 TEST_OVERFLOWS_TYPE(u32, s16, (u32)S16_MAX + 1, true);
818 TEST_OVERFLOWS_TYPE(u32, s16, U32_MAX, true);
819 TEST_OVERFLOWS_TYPE(u32, u32, U32_MAX, false);
820 TEST_OVERFLOWS_TYPE(u32, s32, S32_MAX, false);
821 TEST_OVERFLOWS_TYPE(u32, s32, U32_MAX, true);
822 TEST_OVERFLOWS_TYPE(u32, s32, (u32)S32_MAX + 1, true);
823 #if BITS_PER_LONG == 64
824 TEST_OVERFLOWS_TYPE(u32, u64, U32_MAX, false);
825 TEST_OVERFLOWS_TYPE(u32, s64, U32_MAX, false);
826 #endif
827 TEST_OVERFLOWS_TYPE(s32, u8, U8_MAX, false);
828 TEST_OVERFLOWS_TYPE(s32, u8, (s32)U8_MAX + 1, true);
829 TEST_OVERFLOWS_TYPE(s32, u16, S32_MAX, true);
830 TEST_OVERFLOWS_TYPE(s32, u8, -1, true);
831 TEST_OVERFLOWS_TYPE(s32, u8, S32_MIN, true);
832 TEST_OVERFLOWS_TYPE(s32, u16, U16_MAX, false);
833 TEST_OVERFLOWS_TYPE(s32, u16, (s32)U16_MAX + 1, true);
834 TEST_OVERFLOWS_TYPE(s32, u16, S32_MAX, true);
835 TEST_OVERFLOWS_TYPE(s32, u16, -1, true);
836 TEST_OVERFLOWS_TYPE(s32, u16, S32_MIN, true);
837 TEST_OVERFLOWS_TYPE(s32, u32, S32_MAX, false);
838 TEST_OVERFLOWS_TYPE(s32, u32, -1, true);
839 TEST_OVERFLOWS_TYPE(s32, u32, S32_MIN, true);
840 #if BITS_PER_LONG == 64
841 TEST_OVERFLOWS_TYPE(s32, u64, S32_MAX, false);
842 TEST_OVERFLOWS_TYPE(s32, u64, -1, true);
843 TEST_OVERFLOWS_TYPE(s32, u64, S32_MIN, true);
844 #endif
845 TEST_OVERFLOWS_TYPE(s32, s8, S8_MAX, false);
846 TEST_OVERFLOWS_TYPE(s32, s8, S8_MIN, false);
847 TEST_OVERFLOWS_TYPE(s32, s8, (s32)S8_MAX + 1, true);
848 TEST_OVERFLOWS_TYPE(s32, s8, (s32)S8_MIN - 1, true);
849 TEST_OVERFLOWS_TYPE(s32, s8, S32_MAX, true);
850 TEST_OVERFLOWS_TYPE(s32, s8, S32_MIN, true);
851 TEST_OVERFLOWS_TYPE(s32, s16, S16_MAX, false);
852 TEST_OVERFLOWS_TYPE(s32, s16, S16_MIN, false);
853 TEST_OVERFLOWS_TYPE(s32, s16, (s32)S16_MAX + 1, true);
854 TEST_OVERFLOWS_TYPE(s32, s16, (s32)S16_MIN - 1, true);
855 TEST_OVERFLOWS_TYPE(s32, s16, S32_MAX, true);
856 TEST_OVERFLOWS_TYPE(s32, s16, S32_MIN, true);
857 TEST_OVERFLOWS_TYPE(s32, s32, S32_MAX, false);
858 TEST_OVERFLOWS_TYPE(s32, s32, S32_MIN, false);
859 #if BITS_PER_LONG == 64
860 TEST_OVERFLOWS_TYPE(s32, s64, S32_MAX, false);
861 TEST_OVERFLOWS_TYPE(s32, s64, S32_MIN, false);
862 TEST_OVERFLOWS_TYPE(u64, u8, U64_MAX, true);
863 TEST_OVERFLOWS_TYPE(u64, u8, U8_MAX, false);
864 TEST_OVERFLOWS_TYPE(u64, u8, (u64)U8_MAX + 1, true);
865 TEST_OVERFLOWS_TYPE(u64, u16, U64_MAX, true);
866 TEST_OVERFLOWS_TYPE(u64, u16, U16_MAX, false);
867 TEST_OVERFLOWS_TYPE(u64, u16, (u64)U16_MAX + 1, true);
868 TEST_OVERFLOWS_TYPE(u64, u32, U64_MAX, true);
869 TEST_OVERFLOWS_TYPE(u64, u32, U32_MAX, false);
870 TEST_OVERFLOWS_TYPE(u64, u32, (u64)U32_MAX + 1, true);
871 TEST_OVERFLOWS_TYPE(u64, u64, U64_MAX, false);
872 TEST_OVERFLOWS_TYPE(u64, s8, S8_MAX, false);
873 TEST_OVERFLOWS_TYPE(u64, s8, (u64)S8_MAX + 1, true);
874 TEST_OVERFLOWS_TYPE(u64, s8, U64_MAX, true);
875 TEST_OVERFLOWS_TYPE(u64, s16, S16_MAX, false);
876 TEST_OVERFLOWS_TYPE(u64, s16, (u64)S16_MAX + 1, true);
877 TEST_OVERFLOWS_TYPE(u64, s16, U64_MAX, true);
878 TEST_OVERFLOWS_TYPE(u64, s32, S32_MAX, false);
879 TEST_OVERFLOWS_TYPE(u64, s32, (u64)S32_MAX + 1, true);
880 TEST_OVERFLOWS_TYPE(u64, s32, U64_MAX, true);
881 TEST_OVERFLOWS_TYPE(u64, s64, S64_MAX, false);
882 TEST_OVERFLOWS_TYPE(u64, s64, U64_MAX, true);
883 TEST_OVERFLOWS_TYPE(u64, s64, (u64)S64_MAX + 1, true);
884 TEST_OVERFLOWS_TYPE(s64, u8, S64_MAX, true);
885 TEST_OVERFLOWS_TYPE(s64, u8, S64_MIN, true);
886 TEST_OVERFLOWS_TYPE(s64, u8, -1, true);
887 TEST_OVERFLOWS_TYPE(s64, u8, U8_MAX, false);
888 TEST_OVERFLOWS_TYPE(s64, u8, (s64)U8_MAX + 1, true);
889 TEST_OVERFLOWS_TYPE(s64, u16, S64_MAX, true);
890 TEST_OVERFLOWS_TYPE(s64, u16, S64_MIN, true);
891 TEST_OVERFLOWS_TYPE(s64, u16, -1, true);
892 TEST_OVERFLOWS_TYPE(s64, u16, U16_MAX, false);
893 TEST_OVERFLOWS_TYPE(s64, u16, (s64)U16_MAX + 1, true);
894 TEST_OVERFLOWS_TYPE(s64, u32, S64_MAX, true);
895 TEST_OVERFLOWS_TYPE(s64, u32, S64_MIN, true);
896 TEST_OVERFLOWS_TYPE(s64, u32, -1, true);
897 TEST_OVERFLOWS_TYPE(s64, u32, U32_MAX, false);
898 TEST_OVERFLOWS_TYPE(s64, u32, (s64)U32_MAX + 1, true);
899 TEST_OVERFLOWS_TYPE(s64, u64, S64_MAX, false);
900 TEST_OVERFLOWS_TYPE(s64, u64, S64_MIN, true);
901 TEST_OVERFLOWS_TYPE(s64, u64, -1, true);
902 TEST_OVERFLOWS_TYPE(s64, s8, S8_MAX, false);
903 TEST_OVERFLOWS_TYPE(s64, s8, S8_MIN, false);
904 TEST_OVERFLOWS_TYPE(s64, s8, (s64)S8_MAX + 1, true);
905 TEST_OVERFLOWS_TYPE(s64, s8, (s64)S8_MIN - 1, true);
906 TEST_OVERFLOWS_TYPE(s64, s8, S64_MAX, true);
907 TEST_OVERFLOWS_TYPE(s64, s16, S16_MAX, false);
908 TEST_OVERFLOWS_TYPE(s64, s16, S16_MIN, false);
909 TEST_OVERFLOWS_TYPE(s64, s16, (s64)S16_MAX + 1, true);
910 TEST_OVERFLOWS_TYPE(s64, s16, (s64)S16_MIN - 1, true);
911 TEST_OVERFLOWS_TYPE(s64, s16, S64_MAX, true);
912 TEST_OVERFLOWS_TYPE(s64, s32, S32_MAX, false);
913 TEST_OVERFLOWS_TYPE(s64, s32, S32_MIN, false);
914 TEST_OVERFLOWS_TYPE(s64, s32, (s64)S32_MAX + 1, true);
915 TEST_OVERFLOWS_TYPE(s64, s32, (s64)S32_MIN - 1, true);
916 TEST_OVERFLOWS_TYPE(s64, s32, S64_MAX, true);
917 TEST_OVERFLOWS_TYPE(s64, s64, S64_MAX, false);
918 TEST_OVERFLOWS_TYPE(s64, s64, S64_MIN, false);
919 #endif
920 #undef TEST_OVERFLOWS_TYPE
921 }
922
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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