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#include <omp.h>
#include <stdlib.h>
#include <unistd.h>
int
main ()
{
int a[8] = {};
omp_depend_t d1, d2;
#pragma omp depobj (d1) depend(inoutset: a)
#pragma omp depobj (d2) depend(inout: a)
#pragma omp depobj (d2) update(inoutset)
#pragma omp parallel
{
#pragma omp barrier
#pragma omp master
{
#pragma omp task shared(a) depend(out: a)
{
usleep (5000);
a[0] = 1; a[1] = 2; a[2] = 3; a[3] = 4;
}
/* The above task needs to finish first. */
#pragma omp task shared(a) depend(in: a)
{
if (a[0] != 1 || a[1] != 2 || a[2] != 3 || a[3] != 4)
abort ();
usleep (5000);
a[4] = 42;
}
#pragma omp task shared(a) depend(in: a)
{
if (a[0] != 1 || a[1] != 2 || a[2] != 3 || a[3] != 4)
abort ();
usleep (5000);
a[5] = 43;
}
#pragma omp task shared(a) depend(in: a)
{
if (a[0] != 1 || a[1] != 2 || a[2] != 3 || a[3] != 4)
abort ();
usleep (5000);
a[6] = 44;
}
#pragma omp task shared(a) depend(in: a)
{
if (a[0] != 1 || a[1] != 2 || a[2] != 3 || a[3] != 4)
abort ();
usleep (5000);
a[7] = 45;
}
/* The above 4 tasks can be scheduled in any order but need to wait
for the depend(out: a) task. */
#pragma omp task shared(a) depend(inoutset: a)
{
if (a[4] != 42 || a[5] != 43 || a[6] != 44 || a[7] != 45)
abort ();
usleep (5000);
a[0] = 42;
}
#pragma omp task shared(a) depend(iterator(i=1:3:2), inoutset: a)
{
if (a[4] != 42 || a[5] != 43 || a[6] != 44 || a[7] != 45)
abort ();
usleep (5000);
a[1] = 43;
}
#pragma omp task shared(a) depend(depobj: d1)
{
if (a[4] != 42 || a[5] != 43 || a[6] != 44 || a[7] != 45)
abort ();
usleep (5000);
a[2] = 44;
}
#pragma omp task shared(a) depend(depobj: d2)
{
if (a[4] != 42 || a[5] != 43 || a[6] != 44 || a[7] != 45)
abort ();
usleep (5000);
a[3] = 45;
}
/* The above 4 tasks can be scheduled in any order but need to wait
for all the above depend(in: a) tasks. */
#pragma omp task shared(a) depend(in: a)
{
if (a[0] != 42 || a[1] != 43 || a[2] != 44 || a[3] != 45)
abort ();
usleep (5000);
a[4] = 46;
}
#pragma omp task shared(a) depend(in: a)
{
if (a[0] != 42 || a[1] != 43 || a[2] != 44 || a[3] != 45)
abort ();
usleep (5000);
a[5] = 47;
}
#pragma omp task shared(a) depend(in: a)
{
if (a[0] != 42 || a[1] != 43 || a[2] != 44 || a[3] != 45)
abort ();
usleep (5000);
a[6] = 48;
}
#pragma omp task shared(a) depend(in: a)
{
if (a[0] != 42 || a[1] != 43 || a[2] != 44 || a[3] != 45)
abort ();
usleep (5000);
a[7] = 49;
}
/* The above 4 tasks can be scheduled in any order but need to wait
for all the above depend(inoutset: a),
depend(iterator(i=1:3:2), inoutset: a), depend(depobj: d1) and
depend(depobj: d2) tasks. */
#pragma omp task shared(a) depend(inoutset: a)
{
if (a[4] != 46|| a[5] != 47 || a[6] != 48 || a[7] != 49)
abort ();
usleep (5000);
a[0] = 50;
}
/* The above task needs to wait for all the above 4 depend(in: a)
tasks. */
#pragma omp task shared(a) depend(out: a)
{
if (a[0] != 50 || a[4] != 46|| a[5] != 47 || a[6] != 48 || a[7] != 49)
abort ();
usleep (5000);
a[0] = 51;
}
/* The above task needs to wait for the above depend(inoutset: a) task. */
#pragma omp task shared(a) depend(inoutset: a)
{
if (a[0] != 51 || a[4] != 46|| a[5] != 47 || a[6] != 48 || a[7] != 49)
abort ();
usleep (5000);
a[0] = 52;
}
/* The above task needs to wait for the above depend(out: a) task. */
#pragma omp task shared(a) depend(mutexinoutset: a)
{
if (a[0] != 52 || a[4] != 46|| a[5] != 47 || a[6] != 48 || a[7] != 49)
abort ();
usleep (5000);
a[0] = 53;
}
/* The above task needs to wait for the above depend(inoutset: a) task. */
#pragma omp task shared(a) depend(inoutset: a)
{
if (a[0] != 53 || a[4] != 46|| a[5] != 47 || a[6] != 48 || a[7] != 49)
abort ();
usleep (5000);
a[0] = 54;
}
/* The above task needs to wait for the above
depend(mutexinoutset: a) task. */
}
}
if (a[0] != 54 || a[1] != 43 || a[2] != 44 || a[3] != 45
|| a[4] != 46|| a[5] != 47 || a[6] != 48 || a[7] != 49)
abort ();
return 0;
}
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