mirror of git://gcc.gnu.org/git/gcc.git
51 lines
625 B
C
51 lines
625 B
C
// { dg-do run }
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#include <omp.h>
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#include <assert.h>
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struct B
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{
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static int count;
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static B *expected;
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B& operator=(const B &);
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};
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int B::count;
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B * B::expected;
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B& B::operator= (const B &b)
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{
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assert (&b == expected);
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assert (this != expected);
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#pragma omp atomic
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count++;
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return *this;
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}
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static int nthreads;
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void foo()
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{
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#pragma omp parallel
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{
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B b;
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#pragma omp single copyprivate(b)
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{
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nthreads = omp_get_num_threads ();
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B::expected = &b;
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}
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}
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}
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int main()
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{
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omp_set_dynamic (0);
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omp_set_num_threads (4);
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foo();
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assert (B::count == nthreads-1);
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return 0;
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}
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