22    fUText(text), fFoldChars(NULL), fFoldLength(0) {  in CaseFoldingUTextIterator()
37         fFoldLength = ucase_toFullFolding(originalC, &fFoldChars, U_FOLD_CASE_DEFAULT);  in next()
38         if (fFoldLength >= UCASE_MAX_STRING_LENGTH || fFoldLength < 0) {  in next()
41             if (fFoldLength < 0) {  in next()
42                 fFoldLength = ~fFoldLength;  in next()
44             foldedC = (UChar32)fFoldLength;  in next()
52     U16_NEXT(fFoldChars, fFoldIndex, fFoldLength, foldedC);  in next()
53     if (fFoldIndex >= fFoldLength) {  in next()
67    fChars(chars), fIndex(start), fLimit(limit), fFoldChars(NULL), fFoldLength(0) {  in CaseFoldingUCharIterator()
85         fFoldLength = ucase_toFullFolding(originalC, &fFoldChars, U_FOLD_CASE_DEFAULT);  in next()
86         if (fFoldLength >= UCASE_MAX_STRING_LENGTH || fFoldLength < 0) {  in next()
89             if (fFoldLength < 0) {  in next()
90                 fFoldLength = ~fFoldLength;  in next()
92             foldedC = (UChar32)fFoldLength;  in next()
100     U16_NEXT(fFoldChars, fFoldIndex, fFoldLength, foldedC);  in next()
101     if (fFoldIndex >= fFoldLength) {  in next()