lastChar = ch;
// Now make sure that the decompositions for this character
// make sense
String chString = new StringBuffer().append(ch).toString();
String iterDecomp = iter.decomposition();
String normDecomp = Normalizer.decompose(chString, compat);
if (iterDecomp.equals(chString)) {
errln("ERROR: " + hex(ch) + " has identical decomp");
}