gdb/testsuite/gdb.threads/tls-main.c

   1 int foo (void);
   2 __thread int i_tls = 2;
   3 int main ()
   4 {
   5   int result;
   6   result = foo (); /* Call to foo should return 2, not 1.  */
   7   result ++;
   8   return 0; /* break here to check result */
   9 }
  10