217     delete stringSpan;  in ~UnicodeSet()
262     if (o.stringSpan != nullptr && !asThawed) {  in copyFrom()
263         stringSpan = new UnicodeSetStringSpan(*o.stringSpan, *strings);  in copyFrom()
264         if (stringSpan == NULL) { // Check for memory allocation error.  in copyFrom()
369     if (stringSpan != NULL) {  in contains()
370         return stringSpan->contains(c);  in contains()
2181             stringSpan = new UnicodeSetStringSpan(*this, *strings, UnicodeSetStringSpan::ALL);  in freeze()
2182             if (stringSpan == nullptr) {  in freeze()
2185             } else if (!stringSpan->needsStringSpanUTF16()) {  in freeze()
2191                 delete stringSpan;  in freeze()
2192                 stringSpan = NULL;  in freeze()
2195         if (stringSpan == NULL) {  in freeze()
2216     if(stringSpan!=NULL) {  in span()
2217         return stringSpan->span(s, length, spanCondition);  in span()
2253     if(stringSpan!=NULL) {  in spanBack()
2254         return stringSpan->spanBack(s, length, spanCondition);  in spanBack()
2291     if(stringSpan!=NULL) {  in spanUTF8()
2292         return stringSpan->spanUTF8((const uint8_t *)s, length, spanCondition);  in spanUTF8()
2329     if(stringSpan!=NULL) {  in spanBackUTF8()
2330         return stringSpan->spanBackUTF8((const uint8_t *)s, length, spanCondition);  in spanBackUTF8()