void
set_fortify_handler (void (*handler) (int sig))
{
struct sigaction sa;
sa.sa_handler = handler;
sa.sa_flags = 0;
sigemptyset (&sa.sa_mask);
sigaction (SIGABRT, &sa, NULL);
ignore_stderr ();
}
int
do_test (void)
{
void *ptr1 = malloc (SIZE);
void *ptr2 = malloc (SIZE);
/* Avoid unwanted output to TTY after an expected memory corruption. */
ignore_stderr();
call_free (ptr1);
ptr1 = malloc (SIZE);
/* Not reached. The return statement is to put ptr2 into use so that gcc
doesn't optimize out that malloc call. */
return (ptr1 == ptr2);
}
