diff options
| author | Thomas Wood <thomas.wood@intel.com> | 2015-09-24 11:35:19 +0100 |
|---|---|---|
| committer | Thomas Wood <thomas.wood@intel.com> | 2015-09-24 14:23:44 +0100 |
| commit | 2442f595d23b919bdc61d117b85a55304d6535a5 (patch) | |
| tree | 90cf4ac66d37a1bf581da7f1bc85815b719d12a8 /lib/tests | |
| parent | 9edf293c4566ffdc0937c800035dd2d215355674 (diff) | |
lib/tests: explicitly raise SIGSEGV
Dereferencing a NULL pointer is undefined behaviour and may not always
result in a segmentation fault. Explicitly raise the SIGSEGV signal to
test handling of this signal.
v2: include signal.h (Derek Morton)
Signed-off-by: Thomas Wood <thomas.wood@intel.com>
Diffstat (limited to 'lib/tests')
| -rw-r--r-- | lib/tests/igt_segfault.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/tests/igt_segfault.c b/lib/tests/igt_segfault.c index b420b1a2..d07677da 100644 --- a/lib/tests/igt_segfault.c +++ b/lib/tests/igt_segfault.c @@ -34,6 +34,7 @@ * 4. Test a crashing subtest preceeding a passing subtest is reported. */ +#include <signal.h> #include <stdlib.h> #include <sys/wait.h> #include <sys/types.h> @@ -57,11 +58,15 @@ bool runc; char test[] = "test"; char *argv_run[] = { test }; +static void crashme(void) +{ + raise(SIGSEGV); +} + static int do_fork(void) { int pid, status; int argc; - void (*crashme)(void) = NULL; switch (pid = fork()) { case -1: |