Retro68/gcc/libgomp/testsuite/libgomp.c++/ctor-5.C
Wolfgang Thaller aaf905ce07 add gcc 4.70
2012-03-28 01:13:14 +02:00

53 lines
701 B
C

// { dg-do run }
// { dg-require-effective-target tls_runtime }
#include <omp.h>
#include <assert.h>
struct B
{
static int count;
static B *expected;
B& operator=(const B &);
};
int B::count;
B * B::expected;
static B thr;
#pragma omp threadprivate(thr)
B& B::operator= (const B &b)
{
assert (&b == expected);
assert (this != expected);
#pragma omp atomic
count++;
return *this;
}
static int nthreads;
void foo()
{
B::expected = &thr;
#pragma omp parallel copyin(thr)
{
#pragma omp master
nthreads = omp_get_num_threads ();
}
}
int main()
{
omp_set_dynamic (0);
omp_set_num_threads (4);
foo();
assert (B::count == nthreads-1);
return 0;
}