1 /* PR c++/26943 */
2 /* { dg-do run } */
3 
4 extern int omp_set_dynamic (int);
5 extern int omp_get_thread_num (void);
6 extern void abort (void);
7 
8 int a = 8, b = 12, c = 16, d = 20, j = 0, l = 0;
9 char e[10] = "a", f[10] = "b", g[10] = "c", h[10] = "d";
10 volatile int k;
11 
12 int
13 main (void)
14 {
15   int i;
16   omp_set_dynamic (0);
17   omp_set_nested (1);
18 #pragma omp parallel num_threads (2) reduction (+:l) \
19 		     firstprivate (a, b, c, d, e, f, g, h, j)
20   if (k == omp_get_thread_num ())
21     {
22 #pragma omp parallel for shared (a, e) firstprivate (b, f) \
23 			 lastprivate (c, g) private (d, h) \
24 			 schedule (static, 1) num_threads (4) \
25 			 reduction (+:j)
26       for (i = 0; i < 4; i++)
27 	{
28 	  if (a != 8 || b != 12 || e[0] != 'a' || f[0] != 'b')
29 	    j++;
30 #pragma omp barrier
31 #pragma omp atomic
32 	  a += i;
33 	  b += i;
34 	  c = i;
35 	  d = i;
36 #pragma omp atomic
37 	  e[0] += i;
38 	  f[0] += i;
39 	  g[0] = 'g' + i;
40 	  h[0] = 'h' + i;
41 #pragma omp barrier
42 	  if (a != 8 + 6 || b != 12 + i || c != i || d != i)
43 	    j += 8;
44 	  if (e[0] != 'a' + 6 || f[0] != 'b' + i || g[0] != 'g' + i)
45 	    j += 64;
46 	  if (h[0] != 'h' + i)
47 	    j += 512;
48 	}
49       if (j || a != 8 + 6 || b != 12 || c != 3 || d != 20)
50 	++l;
51       if (e[0] != 'a' + 6 || f[0] != 'b' || g[0] != 'g' + 3 || h[0] != 'd')
52 	l += 8;
53     }
54   if (l)
55     abort ();
56   if (a != 8 || b != 12 || c != 16 || d != 20)
57     abort ();
58   if (e[0] != 'a' || f[0] != 'b' || g[0] != 'c' || h[0] != 'd')
59     abort ();
60   return 0;
61 }
62