gcc/testsuite/gcc.c-torture/execute/20100827-1.c

   1 extern void abort (void);
   2 int __attribute__((noinline,noclone))
   3 foo (char *p)
   4 {
   5   int h = 0;
   6   do
   7     {
   8       if (*p == '\0')
   9         break;
  10       ++h;
  11       if (p == 0)
  12         abort ();
  13       ++p;
  14     }
  15   while (1);
  16   return h;
  17 }
  18 int main()
  19 {
  20   if (foo("a") != 1)
  21     abort ();
  22   return 0;
  23 }