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/* { dg-do run } */
/* { dg-set-target-env-var OMP_CANCELLATION "true" } */
#include <stdlib.h>
#include <omp.h>
__attribute__((noinline, noclone)) int
foo (int *x)
{
int v = 0, w = 0;
#pragma omp parallel num_threads (32) shared (v, w)
{
int i;
#pragma omp for
for (i = 0; i < 1000; ++i)
{
#pragma omp cancel for if (x[0])
abort ();
}
#pragma omp for
for (i = 0; i < 1000; ++i)
{
#pragma omp cancel for if (x[1])
#pragma omp atomic
v++;
}
#pragma omp for
for (i = 0; i < 1000; ++i)
{
#pragma omp cancel for if (x[2])
#pragma omp atomic
w += 8;
}
#pragma omp for
for (i = 0; i < 1000; ++i)
{
#pragma omp cancel for if (x[3])
#pragma omp atomic
v += 2;
}
}
if (v != 3000 || w != 0)
abort ();
#pragma omp parallel num_threads (32) shared (v, w)
{
int i;
/* None of these cancel directives should actually cancel anything,
but the compiler shouldn't know that and thus should use cancellable
barriers at the end of all the workshares. */
#pragma omp cancel parallel if (omp_get_thread_num () == 1 && x[4])
#pragma omp for
for (i = 0; i < 1000; ++i)
{
#pragma omp cancel for if (x[0])
abort ();
}
#pragma omp cancel parallel if (omp_get_thread_num () == 2 && x[4])
#pragma omp for
for (i = 0; i < 1000; ++i)
{
#pragma omp cancel for if (x[1])
#pragma omp atomic
v++;
}
#pragma omp cancel parallel if (omp_get_thread_num () == 3 && x[4])
#pragma omp for
for (i = 0; i < 1000; ++i)
{
#pragma omp cancel for if (x[2])
#pragma omp atomic
w += 8;
}
#pragma omp cancel parallel if (omp_get_thread_num () == 4 && x[4])
#pragma omp for
for (i = 0; i < 1000; ++i)
{
#pragma omp cancel for if (x[3])
#pragma omp atomic
v += 2;
}
#pragma omp cancel parallel if (omp_get_thread_num () == 5 && x[4])
}
if (v != 6000 || w != 0)
abort ();
return 0;
}
int
main ()
{
int x[] = { 1, 0, 1, 0, 0 };
if (omp_get_cancellation ())
foo (x);
return 0;
}
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