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// { dg-do run { target c++11 } }
// { dg-options "" }
int ccnt, dcnt, cccnt, tccnt;
struct A
{
A () : a (6) { ccnt++; }
~A () { dcnt++; }
explicit A (const A &x) : a (x.a) { cccnt++; }
template <typename T>
A (const T &x) : a (x.a) { tccnt++; }
int a;
};
int
main ()
{
if (ccnt || dcnt || cccnt || tccnt)
__builtin_abort ();
{
A a[6];
if (ccnt != 6 || dcnt || cccnt || tccnt)
__builtin_abort ();
{
auto [b,c,d,e,f,g] = a; // { dg-warning "structured bindings only available with" "" { target c++14_down } }
if (ccnt != 6 || dcnt || cccnt || tccnt != 6)
__builtin_abort ();
b.a++;
c.a += 2;
f.a += 3;
if (b.a != 7 || c.a != 8 || d.a != 6 || e.a != 6 || f.a != 9 || g.a != 6)
__builtin_abort ();
if (&b == &a[0] || &c == &a[1] || &d == &a[2] || &e == &a[3] || &f == &a[4] || &g == &a[5])
__builtin_abort ();
{
auto&[ h, i, j, k, l, m ] = a; // { dg-warning "structured bindings only available with" "" { target c++14_down } }
if (ccnt != 6 || dcnt || cccnt || tccnt != 6)
__builtin_abort ();
j.a += 4;
k.a += 5;
m.a += 6;
if (a[0].a != 6 || a[1].a != 6 || a[2].a != 10 || a[3].a != 11 || a[4].a != 6 || a[5].a != 12)
__builtin_abort ();
if (&h != &a[0] || &i != &a[1] || &j != &a[2] || &k != &a[3] || &l != &a[4] || &m != &a[5])
__builtin_abort ();
}
if (ccnt != 6 || dcnt || cccnt || tccnt != 6)
__builtin_abort ();
}
if (ccnt != 6 || dcnt != 6 || cccnt || tccnt != 6)
__builtin_abort ();
}
if (ccnt != 6 || dcnt != 12 || cccnt || tccnt != 6)
__builtin_abort ();
{
A a[6];
if (ccnt != 12 || dcnt != 12 || cccnt || tccnt != 6)
__builtin_abort ();
{
auto [b,c,d,e,f,g] { a }; // { dg-warning "structured bindings only available with" "" { target c++14_down } }
if (ccnt != 12 || dcnt != 12 || cccnt != 6 || tccnt != 6)
__builtin_abort ();
b.a++;
c.a += 2;
f.a += 3;
if (b.a != 7 || c.a != 8 || d.a != 6 || e.a != 6 || f.a != 9 || g.a != 6)
__builtin_abort ();
if (&b == &a[0] || &c == &a[1] || &d == &a[2] || &e == &a[3] || &f == &a[4] || &g == &a[5])
__builtin_abort ();
{
auto&[ h, i, j, k, l, m ] {a}; // { dg-warning "structured bindings only available with" "" { target c++14_down } }
if (ccnt != 12 || dcnt != 12 || cccnt != 6 || tccnt != 6)
__builtin_abort ();
j.a += 4;
k.a += 5;
m.a += 6;
if (a[0].a != 6 || a[1].a != 6 || a[2].a != 10 || a[3].a != 11 || a[4].a != 6 || a[5].a != 12)
__builtin_abort ();
if (&h != &a[0] || &i != &a[1] || &j != &a[2] || &k != &a[3] || &l != &a[4] || &m != &a[5])
__builtin_abort ();
}
if (ccnt != 12 || dcnt != 12 || cccnt != 6 || tccnt != 6)
__builtin_abort ();
}
if (ccnt != 12 || dcnt != 18 || cccnt != 6 || tccnt != 6)
__builtin_abort ();
}
if (ccnt != 12 || dcnt != 24 || cccnt != 6 || tccnt != 6)
__builtin_abort ();
{
A a[6];
if (ccnt != 18 || dcnt != 24 || cccnt != 6 || tccnt != 6)
__builtin_abort ();
{
auto [b,c,d,e,f,g] ( a ); // { dg-warning "structured bindings only available with" "" { target c++14_down } }
if (ccnt != 18 || dcnt != 24 || cccnt != 12 || tccnt != 6)
__builtin_abort ();
b.a++;
c.a += 2;
f.a += 3;
if (b.a != 7 || c.a != 8 || d.a != 6 || e.a != 6 || f.a != 9 || g.a != 6)
__builtin_abort ();
if (&b == &a[0] || &c == &a[1] || &d == &a[2] || &e == &a[3] || &f == &a[4] || &g == &a[5])
__builtin_abort ();
{
auto&[ h, i, j, k, l, m ] (a); // { dg-warning "structured bindings only available with" "" { target c++14_down } }
if (ccnt != 18 || dcnt != 24 || cccnt != 12 || tccnt != 6)
__builtin_abort ();
j.a += 4;
k.a += 5;
m.a += 6;
if (a[0].a != 6 || a[1].a != 6 || a[2].a != 10 || a[3].a != 11 || a[4].a != 6 || a[5].a != 12)
__builtin_abort ();
if (&h != &a[0] || &i != &a[1] || &j != &a[2] || &k != &a[3] || &l != &a[4] || &m != &a[5])
__builtin_abort ();
}
if (ccnt != 18 || dcnt != 24 || cccnt != 12 || tccnt != 6)
__builtin_abort ();
}
if (ccnt != 18 || dcnt != 30 || cccnt != 12 || tccnt != 6)
__builtin_abort ();
}
if (ccnt != 18 || dcnt != 36 || cccnt != 12 || tccnt != 6)
__builtin_abort ();
}
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