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// { dg-do run }
#include <omp.h>
#include <assert.h>
struct B
{
static int icount;
static int dcount;
static int ccount;
static B *e_inner;
static B *e_outer;
B();
B(int);
B(const B &);
~B();
B& operator=(const B &);
void doit();
};
int B::icount;
int B::dcount;
int B::ccount;
B * B::e_inner;
B * B::e_outer;
B::B()
{
#pragma omp atomic
icount++;
}
B::B(int)
{
e_outer = this;
}
B::~B()
{
#pragma omp atomic
dcount++;
}
B& B::operator= (const B &b)
{
assert (&b == e_inner);
assert (this == e_outer);
#pragma omp atomic
ccount++;
return *this;
}
void B::doit()
{
#pragma omp critical
{
assert (e_inner == 0);
e_inner = this;
}
}
static int nthreads;
void foo()
{
B b(0);
#pragma omp parallel sections lastprivate(b)
{
#pragma omp section
nthreads = omp_get_num_threads ();
#pragma omp section
b.doit ();
}
}
int main()
{
omp_set_dynamic (0);
omp_set_num_threads (4);
foo();
assert (B::ccount == 1);
assert (B::icount == nthreads);
assert (B::dcount == nthreads+1);
return 0;
}
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