extern "C" void abort();
struct A
{
union
{
int a;
};
};
union B
{
int a;
};
static A Ctor(A const &src)
{
A result(src);
result = src;
return result;
}
typedef __SIZE_TYPE__ size_t;
void *operator new(size_t, void *ptr)
{
return ptr;
}
void check_union()
{
B b1;
B b2;
b1.a = 5;
b2.a = 6;
b2 = b1;
if(b2.a != 5)
abort();
b2.a = 6;
new (&b2) B(b1);
if(b2.a != 5)
abort();
return;
}
void check_union_member()
{
A a1;
A a2;
a1.a = 5;
a2.a = 6;
a2 = a1;
if(a2.a != 5)
abort();
a2.a = 6;
new (&a2) A(a1);
if(a2.a != 5)
abort();
return;
}
int main()
{
check_union();
check_union_member();
return 0;
}