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/* PR c++/26943 */

/* { dg-do run } */

extern int omp_set_dynamic (int);

extern int omp_get_thread_num (void);

extern void abort (void);

int a = 8, b = 12, c = 16, d = 20, j = 0, l = 0;

char e[10] = "a", f[10] = "b", g[10] = "c", h[10] = "d";

volatile int k;

int

main (void)

{

  int i;

  omp_set_dynamic (0);

  omp_set_nested (1);

#pragma omp parallel num_threads (2) reduction (+:l)

  if (k == omp_get_thread_num ())

    {

#pragma omp parallel for shared (a, e) firstprivate (b, f) \

                         lastprivate (c, g) private (d, h) \

                         schedule (static, 1) num_threads (4) \

                         reduction (+:j)

      for (i = 0; i < 4; i++)

        {

          if (a != 8 || b != 12 || e[0] != 'a' || f[0] != 'b')

            j++;

#pragma omp barrier

#pragma omp atomic

          a += i;

          b += i;

          c = i;

          d = i;

#pragma omp atomic

          e[0] += i;

          f[0] += i;

          g[0] = 'g' + i;

          h[0] = 'h' + i;

#pragma omp barrier

          if (a != 8 + 6 || b != 12 + i || c != i || d != i)

            j += 8;

          if (e[0] != 'a' + 6 || f[0] != 'b' + i || g[0] != 'g' + i)

            j += 64;

          if (h[0] != 'h' + i)

            j += 512;

        }

      if (j || a != 8 + 6 || b != 12 || c != 3 || d != 20)

        ++l;

      if (e[0] != 'a' + 6 || f[0] != 'b' || g[0] != 'g' + 3 || h[0] != 'd')

        l += 8;

    }

  if (l)

    abort ();

  return 0;

}