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// { dg-do run }
#include <omp.h>
struct R { R () {}; ~R () {}; int r; };
struct T { T () {}; virtual ~T () {}; int t; };
int c;
struct A : public R, virtual public T { A () : b(c) {} int a; int &b; void m1 (); };
void
take (int &a, int &b, int &c, int &d)
{
asm volatile ("" : : "g" (&a), "g" (&b), "g" (&c), "g" (&d) : "memory");
}
void
A::m1 ()
{
#pragma omp parallel private (a, T::t) shared (r, A::b) default(none)
{
int q = omp_get_thread_num (), q2;
a = q;
t = 3 * q;
#pragma omp single copyprivate (q2)
{
r = 2 * q;
b = 4 * q;
q2 = q;
}
take (a, r, t, b);
#pragma omp barrier
if (A::a != q || R::r != 2 * q2 || T::t != 3 * q || A::b != 4 * q2)
__builtin_abort ();
}
a = 7;
r = 8;
t = 9;
b = 10;
#pragma omp parallel shared (A::a) default (none) firstprivate (R::r, b) shared (t)
{
int q = omp_get_thread_num (), q2;
take (A::a, R::r, T::t, A::b);
if (a != 7 || r != 8 || t != 9 || b != 10)
__builtin_abort ();
R::r = 6 * q;
#pragma omp barrier
#pragma omp single copyprivate (q2)
{
A::a = 5 * q;
T::t = 7 * q;
q2 = q;
}
A::b = 8 * q;
take (a, r, t, b);
#pragma omp barrier
if (a != 5 * q2 || r != 6 * q || t != 7 * q2 || b != 8 * q)
__builtin_abort ();
}
a = 1;
b = 2;
R::r = 3;
t = 4;
bool f = false;
#pragma omp parallel private (f)
{
f = false;
#pragma omp single
#pragma omp taskloop default(none) firstprivate (r, A::a, f) shared (T::t, b)
for (int i = 0; i < 30; i++)
{
int q = omp_get_thread_num ();
int tv, bv;
#pragma omp atomic read
tv = t;
#pragma omp atomic read
bv = A::b;
if (i == 16)
{
if (bv != 2 || tv != 4)
__builtin_abort ();
}
else
{
if ((bv != 2 && bv != 8) || (tv != 4 && tv != 9))
__builtin_abort ();
}
if (!f)
{
if (A::a != 1 || R::r != 3)
__builtin_abort ();
}
else if (a != 7 * q || r != 9 * q)
__builtin_abort ();
take (a, r, t, b);
A::a = 7 * q;
R::r = 9 * q;
if (i == 16)
{
#pragma omp atomic write
A::b = 8;
#pragma omp atomic write
T::t = 9;
}
f = true;
}
}
}
int
main ()
{
A a;
a.m1 ();
}
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