compile xercesImpl failed silent

Tue Apr 1 03:53:00 GMT 2003

I download Apache xerces XML package and build it successfully.
Then I try to compile "gcj -shared -o xml.dll xercesImpl.jar"
It doesn't display serious exception, but no file generated.
===================The output tail==================================
org/apache/xml/serialize/SerializerFactory.java: In class
`org.apache.xml.serial
ize.SerializerFactory':
org/apache/xml/serialize/SerializerFactory.java: In method
`org.apache.xml.seria
lize.SerializerFactory.registerSerializerFactory(org.apache.xml.serialize.Se
rial
izerFactory)':
org/apache/xml/serialize/SerializerFactory.java:0: warning: exception
handler in
side code that is being protected
===================The output tail==================================
I put the xercesImpl.jar here:
http://www.e2one.com/temporary/xercesImpl.jar
My OS is win2000Pro, and gcj get from:
http://www.thisiscool.com/gcc33_mingw.htm
Version is 3.3 20030218 (prerelease)