int end = getRangeEnd(i);
if ((attribute & CASE) != 0) {
// full case closure
for (int cp = start; cp <= end; ++cp) {
csp.addCaseClosure(cp, foldSet);
}
} else {
// add case mappings
// (does not add long s for regular s, or Kelvin for k, for example)
for (int cp = start; cp <= end; ++cp) {