coercion.cpp

#include <iostream>

using namespace std;

class Foo {

};

class Bar {
private:
	int m_number;
public:
	Bar(Foo aFoo) { m_number = 7; }
	int getNumber() { return m_number; }
};

int doSomething(Bar aBar) { return aBar.getNumber(); }

int main() {
	Foo foo;
	cout << doSomething(foo) << endl;
	return 0;
}