1 #include <stdio.h>
2 
3 
4 extern int in_dso (int n, int *caller_foop);
5 
6 extern __thread int foo;
7 __thread int comm_n;
8 
9 
10 
11 
12 int
in_dso2(void)13 in_dso2 (void)
14 {
15   int *foop;
16   int result = 0;
17   static int n;
18   int *np;
19 
20   puts ("foo");			/* Make sure PLT is used before macros.  */
21   asm ("" ::: "memory");
22 
23   foop = &foo;
24   np = &comm_n;
25 
26   if (n != *np)
27     {
28       printf ("n = %d != comm_n = %d\n", n, *np);
29       result = 1;
30     }
31 
32   result |= in_dso (*foop = 42 + n++, foop);
33 
34   *foop = 16;
35 
36   return result;
37 }
38