// test last()/previous() with an internal buffer overflow
StringBuffer buf = new StringBuffer("aaaaaaaaaa");
buf.setCharAt(10-1,'\u0308');
clone.setText(buf);
if(clone.last()!=0x308) {
errln("error in Normalizer(10*U+0308).last()");
}
// test UNORM_NONE
norm.setMode(Normalizer.NONE);