62 lines
1.1 KiB
C++
62 lines
1.1 KiB
C++
struct A {
|
|
explicit A(int u) { _u._u3 = u; }
|
|
A(const A &) = default;
|
|
virtual ~A() = default;
|
|
|
|
private:
|
|
union U {
|
|
char _u1;
|
|
short _u2;
|
|
int _u3;
|
|
};
|
|
|
|
A::U _u;
|
|
};
|
|
|
|
#pragma pack(push, 1)
|
|
template <int I> struct B : public virtual A {
|
|
B(char a, unsigned short b, int c) : A(a + b + c), _a(a), _b(b), _c(c) {}
|
|
|
|
private:
|
|
char _a;
|
|
unsigned short : 3;
|
|
unsigned short _b : 6;
|
|
unsigned short : 4;
|
|
int _c;
|
|
};
|
|
#pragma pack(pop)
|
|
|
|
#pragma pack(push, 16)
|
|
class C : private virtual B<0>, public virtual B<1>, private B<2>, public B<3> {
|
|
public:
|
|
C(char x, char y, char z)
|
|
: A(x - y + z), B<0>(x, y, z), B<1>(x * 2, y * 2, z * 2),
|
|
B<2>(x * 3, y * 3, z * 3), B<3>(x * 4, y * 4, z * 4), _x(x * 5),
|
|
_y(y * 5), _z(z * 5) {}
|
|
|
|
static int abc;
|
|
|
|
private:
|
|
int _x;
|
|
short _y;
|
|
char _z;
|
|
};
|
|
int C::abc = 123;
|
|
#pragma pack(pop)
|
|
|
|
class List {
|
|
public:
|
|
List() = default;
|
|
List(List *p, List *n, C v) : Prev(p), Next(n), Value(v) {}
|
|
|
|
private:
|
|
List *Prev = nullptr;
|
|
List *Next = nullptr;
|
|
C Value{1, 2, 3};
|
|
};
|
|
|
|
int main() {
|
|
List ls[16];
|
|
return 0;
|
|
}
|