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- // { dg-do run }
- // { dg-additional-options "-msse2" { target sse2_runtime } }
- // { dg-additional-options "-mavx" { target avx_runtime } }
- extern "C" void abort ();
- int a[1024] __attribute__((aligned (32))) = { 1 };
- struct S
- {
- int s;
- S () : s (0) {}
- S (int x) : s (x) {}
- ~S () {}
- };
- #pragma omp declare reduction (+:S:omp_out.s += omp_in.s) \
- initializer (omp_priv (0))
- #pragma omp declare reduction (foo:S:omp_out.s += omp_in.s) \
- initializer (omp_priv (0))
- #pragma omp declare reduction (foo:int:omp_out += omp_in) \
- initializer (omp_priv = 0)
- __attribute__((noinline, noclone)) S
- foo (S s)
- {
- int i, v = 0, &u = v;
- S t;
- #pragma omp simd aligned(a : 32) reduction(+:s) reduction(foo:t, u) \
- safelen(1)
- for (i = 0; i < 1024; i++)
- {
- int x = a[i];
- s.s += x;
- t.s += x;
- u += x;
- }
- if (t.s != s.s || u != s.s)
- abort ();
- return t;
- }
- __attribute__((noinline, noclone)) int
- bar (S &s, S &t)
- {
- int i, v = 0, &u = v;
- #pragma omp simd aligned(a : 32) reduction(+:s) reduction(foo:t, u) \
- safelen(1)
- for (i = 0; i < 1024; i++)
- {
- int x = a[i];
- s.s += x;
- t.s += x;
- u += x;
- }
- if (t.s != s.s || u != s.s)
- abort ();
- return s.s;
- }
- int
- main ()
- {
- int i;
- for (i = 0; i < 1024; i++)
- a[i] = (i & 31) + (i / 128);
- S q;
- int s = foo (q).s;
- if (s != 19456)
- abort ();
- S r, v;
- if (bar (r, v) != s)
- abort ();
- }
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