// { dg-do run } extern "C" void abort (); struct S { int s; void foo (S &x) { s += x.s; } void foo (S &x, bool y) { s += x.s; if (y) abort (); } S (const S &x) { s = x.s + 1; } S (const S &x, bool y) { s = x.s + 2; if (y) abort (); } S () { s = 6; } ~S (); }; S::~S () { if (s < 6) abort (); s = -1; /* Ensure the above store is not DSEd. */ asm volatile ("" : : "r" (&s) : "memory"); } void bar (S &x) { if (x.s != 6) abort (); x.s = 15; } #pragma omp declare reduction (foo: S: omp_out.foo (omp_in)) \ initializer (omp_priv (omp_orig, false)) #pragma omp declare reduction (foo: char, int, short: omp_out += omp_in - 4) \ initializer (omp_priv (4)) #pragma omp declare reduction (+: S: omp_out.foo (omp_in, false)) \ initializer (omp_priv (omp_orig)) namespace N { #pragma omp declare reduction (foo: S: omp_out.foo (omp_in)) \ initializer (::bar (omp_priv)) namespace M {} } int main () { S a, b, c, s, t, u; if (a.s != 6 || b.s != 6 || c.s != 6 || s.s != 6 || t.s != 6 || u.s != 6) abort (); s.s = 9; t.s = 10; u.s = 11; int d = 0, e = 0, f = 0, g = 0, h = 30, v = 2, q = 0; #pragma omp declare reduction (foo: S: omp_out.foo (omp_in, true)) \ initializer (omp_priv = omp_orig) { #pragma omp declare reduction (foo: S: omp_out.foo (omp_in, false)) \ initializer (omp_priv = omp_orig) #pragma omp parallel num_threads (4) reduction (N::operator +: q) \ reduction (operator +: a, d) reduction (::operator +: b, e) \ reduction (+: c, f) reduction (::N::M::operator +: g) \ reduction (::N::min: h) reduction (foo: s) reduction (N::foo: t) \ reduction (::foo: u) reduction (::foo: v) { if (a.s != 7 || b.s != 7 || c.s != 7 || s.s != 10 || t.s != 15 || u.s != 13 || v != 4 || d || e || f || g || h != __INT_MAX__) abort (); asm volatile ("" : "+m" (a.s), "+m" (b.s)); asm volatile ("" : "+m" (c.s), "+r" (d)); asm volatile ("" : "+r" (e), "+r" (f)); asm volatile ("" : "+r" (g), "+r" (h)); asm volatile ("" : "+m" (s.s), "+m" (t.s)); asm volatile ("" : "+m" (u.s), "+r" (v)); a.s++; b.s++; c.s++; d++; e++; f++; g++; h = t.s; s.s++; t.s++; u.s++; v++; q++; } } if (a.s != 6 + q * 8 || b.s != 6 + q * 8 || c.s != 6 + q * 8 || d != q || e != q || f != q || g != q || h != 15 || s.s != 9 + q * 11 || t.s != 10 + q * 16 || u.s != 11 + q * 14 || v != 2 + q) abort (); }