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// { dg-do run }
// { dg-options "-fopenmp" }
#include <cassert>
struct S
{
int x[10];
};
void
foo (S *s, int x)
{
S *&r = s;
for (int i = 0; i < x; i++)
s[0].x[i] = s[1].x[i] = 0;
#pragma omp target map (s, x)
;
#pragma omp target map (s[0], x)
for (int i = 0; i < x; i++)
s[0].x[i] = i;
#pragma omp target map (s[1], x)
for (int i = 0; i < x; i++)
s[1].x[i] = i * 2;
for (int i = 0; i < x; i++)
{
assert (s[0].x[i] == i);
assert (s[1].x[i] == i * 2);
s[0].x[i] = 0;
s[1].x[i] = 0;
}
#pragma omp target map (r, x)
;
#pragma omp target map (r[0], x)
for (int i = 0; i < x; i++)
r[0].x[i] = i;
#pragma omp target map (r[1], x)
for (int i = 0; i < x; i++)
r[1].x[i] = i * 2;
for (int i = 0; i < x; i++)
{
assert (r[0].x[i] == i);
assert (r[1].x[i] == i * 2);
}
}
template <int N>
struct T
{
int x[N];
};
template <int N>
void
bar (T<N> *t, int x)
{
T<N> *&r = t;
for (int i = 0; i < x; i++)
t[0].x[i] = t[1].x[i] = 0;
#pragma omp target map (t, x)
;
#pragma omp target map (t[0], x)
for (int i = 0; i < x; i++)
t[0].x[i] = i;
#pragma omp target map (t[1], x)
for (int i = 0; i < x; i++)
t[1].x[i] = i * 2;
for (int i = 0; i < x; i++)
{
assert (t[0].x[i] == i);
assert (t[1].x[i] == i * 2);
t[0].x[i] = 0;
t[1].x[i] = 0;
}
#pragma omp target map (r, x)
;
#pragma omp target map (r[0], x)
for (int i = 0; i < x; i++)
r[0].x[i] = i;
#pragma omp target map (r[1], x)
for (int i = 0; i < x; i++)
r[1].x[i] = i * 2;
for (int i = 0; i < x; i++)
{
assert (r[0].x[i] == i);
assert (r[1].x[i] == i * 2);
}
}
int main (int argc, char *argv[])
{
S s[2];
foo (s, 10);
T<10> t[2];
bar (t, 10);
return 0;
}
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