Retro68/gcc/libgomp/testsuite/libgomp.c++/task-reduction-15.C
Wolfgang Thaller 6fbf4226da gcc-9.1
2019-06-20 20:10:10 +02:00

76 lines
1.3 KiB
C

extern "C" void abort ();
int as;
int &a = as;
long int bs = 1;
long int &b = bs;
template <typename T, typename U>
void
foo (T &c, U &d)
{
T 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;
}
}
template <typename T, typename U>
void
bar ()
{
T cs = 0;
T &c = cs;
U ds = 1;
#pragma omp parallel if (0)
{
U &d = ds;
#pragma omp parallel
{
T i;
#pragma omp for reduction (task, +: a, c) reduction (task, *: b, d)
for (i = 0; i < 4; i++)
#pragma omp task in_reduction (+: a, c) in_reduction (*: b, d)
{
T 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 ();
}
}
if (a != 28 * 7 || b != (1L << 28) || c != 28 * 9)
abort ();
if (ds != (THREEP4 * THREEP4 * THREEP4 * THREEP4 * THREEP4 * THREEP4
* THREEP4))
abort ();
}
int
main ()
{
bar<int, long long int> ();
}