struct A
{
A(int& a)
: m_a(a)
{}
void print()
{
std::cout << m_a << std::endl;
}
int& m_a;
};
int main(int argc, char* argv[])
{
int* b = new int();
*b = 1234567890;
A a(*b);
a.print();
*b = 43210;
a.print();
delete b;
a.print();
return 0;
}
prints the following:
1234567890 43210 -572662307