struct A { mutable int i; };
struct B { A a; };
struct C { A a[1]; };
struct D { static A const a; };
static int const i = 0;
static A const a = {0};
static B const b = {{0}};
static C const c = {{{0}}};
static A const aa[] = {{0}};
static B const bb[] = {{{0}}};
static C const cc[] = {{{{0}}}};
A const D::a = {0};
int main()
{
a.i = 05;
b.a.i = 05;
c.a[0].i = 05;
aa[0].i = 05;
bb[0].a.i = 05;
cc[0].a[0].i = 05;
D::a.i = 05;
if(!a.i) return 1;
if(!b.a.i) return 1;
if(!c.a[0].i) return 1;
if(!aa[0].i) return 1;
if(!bb[0].a.i) return 1;
if(!cc[0].a[0].i) return 1;
if(!D::a.i) return 1;
return 0;
}