auto.cpp

// auto.cpp -- illustrating scope of automatic variables
#include <iostream>

using namespace std;

void oil(int x);
int main()
{
	int texas = 31;
	int year = 1999;
	cout << "In main(), texas = " << texas << ", &texas = ";
	cout << &texas << endl;
	cout << "In main(), year = " << year << ", &year = ";
	cout << & year << endl;
	oil(texas);
	cout << "In main(), texas = " << texas << ", & texas = ";
	cout << &texas << endl;
	cout << "In main(), year = " << year << ", &year = ";
	cout << &year << endl;
	return 0;
}

void oil(int x)
{
	int texas = 5;

	cout << "In oil(), texas = " << texas << ", &texas = ";
	cout << &texas << endl;
	cout << "In oil(), x = " << x << ", &x = ";
	cout << &x << endl;
	{
		int texas = 113;
		cout << "In block, texas = " << texas;
		cout << ", &texas = " << &texas << endl;
		cout << "In block, x = " << x << ", &x = ";
		cout << &x << endl;
	}
	cout << "Post-block texas = " << texas;
	cout << ", &texas = " << &texas << endl;
}