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/* { dg-do run } */

#include <stdio.h>

void

work (int n)

{

  printf ("[%d of %d], nested = %d, n = %d\n", omp_get_thread_num (), omp_get_num_threads(), omp_get_nested (), n);

}

void

sub3 (int n)

{

  work (n);

#pragma omp barrier

  work (n);

}

void

sub2 (int k)

{

#pragma omp parallel shared(k)

  sub3 (k);

}

void

sub1 (int n)

{

  int i;

#pragma omp parallel private(i) shared(n)

  {

#pragma omp for

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

      sub2 (i);

  }

}

int

main ()

{

  sub1 (2);

  sub2 (15);

  sub3 (20);

  return 0;

}