ArrayIndexOutOfBoundsException when both original and revision List is empty

[GoogleCodeExporter]

What steps will reproduce the problem?
1. Call DiffUtils.diff(new ArrayList<String>(), new ArrayList<String>())
2. java.lang.ArrayIndexOutOfBoundsException: 3
3.

What is the expected output? What do you see instead?


What version of the product are you using? On what operating system?
1.2

Please provide any additional information below.
Full stacktrace:
java.lang.ArrayIndexOutOfBoundsException: 3
    at difflib.myers.MyersDiff.buildPath(MyersDiff.java:140)
    at difflib.myers.MyersDiff.diff(MyersDiff.java:106)
    at difflib.myers.MyersDiff.diff(MyersDiff.java:94)
    at difflib.DiffUtils.diff(DiffUtils.java:58)
    at difflib.DiffUtils.diff(DiffUtils.java:46)

Original issue reported on code.google.com by xuantinh@gmail.com on 5 Oct 2010 at 5:08