Rectangle.add(Point) does not add the point to the rectangle
Same problem with Rectangle.add(int, int).

Steps to reproduce
Compile the following code
Run RectAdd.class

/* Rectangle.Add() tests
 * @(#)RectAdd.java 1.1 07 Nov 1995 17:17:54
 * @author Kevin A. Smith
 *
 */

import java.applet.Applet;
import java.awt.*;
import java.lang.Boolean;

public class RectAdd extends Applet
{
    Rectangle r1 = new Rectangle(20, 10, 60, 60);
    Rectangle r2 = new Rectangle(70, 50, 60, 60);
    Point pt = new Point(150, 150);
    int outerX = 200;
    int outerY = 200;

    public void init()
    {
       resize(400, 400);
    } // end init()


    public void paint(Graphics g)
    {
       // local variables
       Rectangle rWithPt = (Rectangle) r1.clone();
       Rectangle rWithRect = (Rectangle) r1.clone();
       Rectangle rWithInt = (Rectangle) r1.clone();

       // draw rectangle 1
       g.setColor(Color.red);
       g.fillRect(r1.x, r1.y, r1.width, r1.height);

       // draw rectangle 2
       g.setColor(Color.blue);
       g.fillRect(r2.x, r2.y, r2.width, r2.height);

       // Rectangle.add(Rectangle) test
       // should draw a yellow line around the far edges of both
       // rectangles
       g.setColor(Color.yellow);
       rWithRect.add(r2);
       g.drawRect(rWithRect.x,
                  rWithRect.y,
                  rWithRect.width,
                  rWithRect.height);

       // draw point
       g.setColor(Color.black);
       g.fillOval(pt.x - 2, pt.y - 2, 3, 3);

       // Rectangle.add(Point) test
       // should draw a magenta line around the rectangle and the
       // point
       rWithPt.add(pt);
       g.setColor(Color.magenta);
       g.drawRect(rWithPt.x, rWithPt.y, rWithPt.width, rWithPt.height);

       // draw integers
       g.setColor(Color.black);
       g.fillOval(outerX - 2, outerY - 2, 3, 3);

       // Rectangle.add(int, int) test
       // should draw a green line around the rectangle and the
       // drawn point
       rWithInt.add(outerX, outerY);
       g.setColor(Color.green);
       g.drawRect(rWithInt.x, rWithInt.y, rWithInt.width, rWithInt.height);

    } // end paint()

    public static void main(String args[])
    {
       Applet a = new RectAdd();
       a.init();
       a.start();

       AppFrame f = new AppFrame("Rectangle.add() Tests");
       f.add(a);
       f.resize(400, 400);
       f.show();
    }

}

/* Generic Application Frame
 * @(#)AppFrame.java 1.1 07 Nov 1995 17:17:55
 * @author Kevin A. Smith
 */

import java.awt.Frame;
import java.awt.Event;

class AppFrame extends Frame
{
    public AppFrame(String name)
    {
       super(name);
    }

    public boolean handleEvent(Event e)
    {
       if (e.id == Event.WINDOW_DESTROY)
       {
          System.exit(0);
          return true;
       }
       else
          return super.handleEvent(e);
    }
}