Retro68/gcc/libgomp/testsuite/libgomp.c/taskgroup-1.c

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2014-09-21 17:33:12 +00:00
extern
#ifdef __cplusplus
"C"
#endif
void abort (void);
int v[16] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 };
int
main ()
{
#pragma omp parallel num_threads (4)
#pragma omp single
{
int i;
#pragma omp taskgroup
{
for (i = 0; i < 16; i += 2)
#pragma omp task
{
#pragma omp task
v[i]++;
#pragma omp task
v[i + 1]++;
}
}
for (i = 0; i < 16; i++)
if (v[i] != i + 2)
abort ();
#pragma omp taskgroup
{
for (i = 0; i < 16; i += 2)
#pragma omp task
{
#pragma omp task
v[i]++;
#pragma omp task
v[i + 1]++;
#pragma omp taskwait
}
}
for (i = 0; i < 16; i++)
if (v[i] != i + 3)
abort ();
#pragma omp taskgroup
{
for (i = 0; i < 16; i += 2)
#pragma omp task
{
#pragma omp task
v[i]++;
v[i + 1]++;
}
#pragma omp taskwait
for (i = 0; i < 16; i += 2)
#pragma omp task
v[i + 1]++;
}
for (i = 0; i < 16; i++)
if (v[i] != i + 4 + (i & 1))
abort ();
#pragma omp taskgroup
{
for (i = 0; i < 16; i += 2)
{
#pragma omp taskgroup
{
#pragma omp task
v[i]++;
#pragma omp task
v[i + 1]++;
}
if (v[i] != i + 5 || v[i + 1] != i + 7)
abort ();
#pragma omp task
v[i]++;
}
}
for (i = 0; i < 16; i++)
if (v[i] != i + 6)
abort ();
}
return 0;
}