Viewing file:  task-reduction-1.C (1.13 KB) -rw-r--r--
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extern "C" void abort ();
int as;
int &a = as;
long int bs = 1;
long int &b = bs;
void
foo (int &c, long long int &d)
{
int i;
for (i = 0; i < 2; i++)
#pragma omp task in_reduction (*: d) in_reduction (+: c) \
in_reduction (+: a) in_reduction (*: b)
{
a += 7;
b *= 2;
c += 9;
d *= 3;
}
}
int
main ()
{
int cs = 0;
int &c = cs;
long long int ds = 1;
#pragma omp parallel
#pragma omp single
{
long long int &d = ds;
#pragma omp taskgroup task_reduction (+: a, c) task_reduction (*: b, d)
{
int i;
for (i = 0; i < 4; i++)
#pragma omp task in_reduction (+: a, c) in_reduction (*: b, d)
{
int j;
a += 7;
b *= 2;
for (j = 0; j < 2; j++)
#pragma omp task in_reduction (+: a, c) in_reduction (*: b, d)
{
a += 7;
b *= 2;
c += 9;
d *= 3;
foo (c, d);
}
c += 9;
d *= 3;
}
}
#define THREEP4 (3LL * 3LL * 3LL * 3LL)
if (d != (THREEP4 * THREEP4 * THREEP4 * THREEP4 * THREEP4 * THREEP4
* THREEP4))
abort ();
}
if (a != 28 * 7 || b != (1L << 28) || c != 28 * 9)
abort ();
return 0;
}
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