Tested with clang 11.0.0-++
20200715043845+
0e377e253c1-1~exp1 on Debian sid
../src/network/test-networkd-conf.c:104:56: warning: adding 'int' to a string does not append to the string [-Wstring-plus-int]
test_config_parse_duid_rawdata_one(BYTES_0_128 + 2, 0, &(DUID){0, 128, BYTES_1_128});
~~~~~~~~~~~~^~~
../src/network/test-networkd-conf.c:104:56: note: use array indexing to silence this warning
test_config_parse_duid_rawdata_one(BYTES_0_128 + 2, 0, &(DUID){0, 128, BYTES_1_128});
^
& [ ]
1 warning generated.
../src/test/test-clock.c:52:17: warning: ignoring return value of function declared with 'warn_unused_result' attribute [-Wunused-result]
ftruncate(fileno(f), 0);
^~~~~~~~~ ~~~~~~~~~~~~
1 warning generated.
(gdb) run
Starting program: systemd/build/test-alloc-util
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
x1: 0x7fffffffd2d0
x2: 0x7fffffffdac0
y: 0x7fffffffd2cc
z: 0x7fffffffd2c0
cleanup2(0x7fffffffd2cc)
cleanup3(0x7fffffffd2c0)
cleanup1(0x7fffffffdac0)
cleanup1(0x7fffffffd2d0)
*** buffer overflow detected ***: terminated
Program received signal SIGABRT, Aborted.
__GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
50 ../sysdeps/unix/sysv/linux/raise.c: No such file or directory.
(gdb) bt full
set = {__val = {0,
18446744073709551615, 0, 0, 0, 0,
140737348658240,
140737348659520, 0, 0, 0, 0, 0, 0, 0, 0}}
pid = <optimized out>
tid = <optimized out>
ret = <optimized out>
save_stage = 1
act = {__sigaction_handler = {sa_handler = 0x22ff0, sa_sigaction = 0x22ff0}, sa_mask = {__val = {
140737349888603,
4217127,
4217127,
4217127,
4217127,
4217383, 0, 0, 0, 0, 143329, 143344,
140737351162752, 8959,
18446744073709551328,
4289072}},
sa_flags = -
138460788, sa_restorer = 0xffffffffffffffff}
sigs = {__val = {32, 0 <repeats 15 times>}}
ap = {{gp_offset = 24, fp_offset = 0, overflow_arg_area = 0x7fffffffd280, reg_save_area = 0x7fffffffd210}}
fd = <optimized out>
list = <optimized out>
nlist = <optimized out>
cp = <optimized out>
No locals.
No locals.
No locals.
No locals.
No locals.
l = 0
No locals.
p1 = 0x405500 "\223Nd\n\351\301mA\214\262A\247\306b\276\317\327\353\346k\035\024\273{\276&!kλ\233\217\t\207\276\327\347\351\355\307R\276\063{\235w=\237E\357\277KL\245\374\245\066M\201+\333\064\272\332g>1<@"
p2 = <optimized out>
i = <optimized out>
No locals.
test_config_parse_duid_rawdata_one("11::", 0, &(DUID){0, 1, {0x11}}); /* FIXME: should this be an error? */
test_config_parse_duid_rawdata_one("abcdef", 0, &(DUID){});
test_config_parse_duid_rawdata_one(BYTES_0_128, 0, &(DUID){});
- test_config_parse_duid_rawdata_one(BYTES_0_128 + 2, 0, &(DUID){0, 128, BYTES_1_128});
+ test_config_parse_duid_rawdata_one(&BYTES_0_128[2], 0, &(DUID){0, 128, BYTES_1_128});
}
static void test_config_parse_hwaddr(void) {
static void test_auto_erase_memory(void) {
_cleanup_(erase_and_freep) uint8_t *p1, *p2;
+ /* print address of p2, else e.g. clang-11 will optimize it out */
+ log_debug("p1: %p p2: %p", &p1, &p2);
+
assert_se(p1 = new(uint8_t, 1024));
assert_se(p2 = new(uint8_t, 1024));
log_info("scenario #%zu:, expected result %i", i, scenarios[i].expected_result);
log_info("%s", scenarios[i].contents);
rewind(f);
- ftruncate(fileno(f), 0);
+ assert_se(ftruncate(fileno(f), 0) == 0);
assert_se(write_string_stream(f, scenarios[i].contents, WRITE_STRING_FILE_AVOID_NEWLINE) == 0);
assert_se(clock_is_localtime(adjtime) == scenarios[i].expected_result);
}