#include <iostream>
using namespace std;
struct B
{
int b;
virtual ~B( ) { } ;
virtual void show( ) { std:: cout << "B::show();\n " ; } ;
} ;
struct X: virtual public B
{
int x;
} ;
struct Y: virtual public B
{
int y;
} ;
struct C: virtual public X, virtual public Y
{
/*virtual*/ void show( ) { std:: cout << "C::show()\n " ; } ;
} ;
int main( ) {
B * b = new B;
C * c = ( C* ) b;
delete c;
return 0 ;
}
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