when the new javadoc is run on non-existing java files (negative testcase), it outputs a log message that xxx.java is being loaded. This behaviour is not found in older Javadoc.

Please find the output for non-existent file test.java using new JavaDoc
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blr-sunray:/home/vr128054/jd-tests/newjavadoc/tests 64 % java -Dfile.encoding=EUC-JP -Xbootclasspath/p:/home/vr128054/gj/gjclasses3 -classpath /home/vr128054/gj/gjclasses3 com.sun.tools.javadoc.Main test.java
Loading source file test.java...
error: cannot read: test.java
1 error

Followed is the output of old Javadoc.
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blr-sunray:/home/vr128054/jd-tests/newjavadoc/tests 65 % javadoc test.java
javadoc: No package, class, or source file found named test.java.
1 error