Name: au137807 Date: 08/20/2004



Following code crashes JVM on Solaris, linux and WindowsXP.

-------------Crash.java-------------
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.image.BufferedImage;
import java.awt.geom.GeneralPath;

public class Crash {
    public static void main(String args[]) {
        BufferedImage im = new BufferedImage(640, 480,
                                             BufferedImage.TYPE_INT_RGB);
        Graphics2D g2d = im.createGraphics();
        g2d.setRenderingHint (RenderingHints.KEY_ANTIALIASING,
                              RenderingHints.VALUE_ANTIALIAS_ON);
        GeneralPath path = new GeneralPath();
        path.moveTo(0, 0);
        path.lineTo(634,25);
        path.lineTo(640,33);
        path.closePath();
        g2d.draw(path);
    }
}
-------------------------------------
Here is the result of the execution on linux:

#java -version
java version "1.5.0-rc"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0-rc-b63)
Java HotSpot(TM) Client VM (build 1.5.0-rc-b63, mixed mode)

java Crash

#
# An unexpected error has been detected by HotSpot Virtual Machine:
#
# SIGSEGV (0xb) at pc=0x4e3966a0, pid=2149, tid=1075277952
#
# Java VM: Java HotSpot(TM) Client VM (1.5.0-rc-b63 mixed mode)
# Problematic frame:
# C [libdcpr.so+0xb6a0]
#
# An error report file with more information is saved as hs_err_pid2149.log
#
# If you would like to submit a bug report, please visit:
# http://java.sun.com/webapps/bugreport/crash.jsp
#
Aborted

The same problem can be reproduced with following values:

(634,25) (640,33)
(634,57) (640,65)
(634,89) (640,97)
(634,121) (640,129)
(634,153) (640,161)
(634,185) (640,193)
(634,217) (640,225)
(634,249) (640,257)
(634,281) (640,289)
(634,313) (640,321)
(634,345) (640,353)
(634,377) (640,385)
(634,409) (640,417)
(634,441) (640,449)

See bug 4587651 for more info.

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