716     int32_t rightLength = right.length();  in compare()  local
718     if(rightLength > length) { rightLength = length; }  in compare()
720                      right.getBuffer(), rightLength, errorCode);  in compare()
725                            const UChar *right, int32_t rightLength,  in compare()  argument
728     if((left == NULL && leftLength != 0) || (right == NULL && rightLength != 0)) {  in compare()
735         if(rightLength < 0) { rightLength = u_strlen(right); }  in compare()
737         if(rightLength >= 0) { leftLength = u_strlen(left); }  in compare()
739     return doCompare(left, leftLength, right, rightLength, errorCode);  in compare()
757                                        const char *right, int32_t rightLength,  in internalCompareUTF8()  argument
760     if((left == NULL && leftLength != 0) || (right == NULL && rightLength != 0)) {  in internalCompareUTF8()
767         if(rightLength < 0) { rightLength = static_cast<int32_t>(uprv_strlen(right)); }  in internalCompareUTF8()
769         if(rightLength >= 0) { leftLength = static_cast<int32_t>(uprv_strlen(left)); }  in internalCompareUTF8()
772                      reinterpret_cast<const uint8_t *>(right), rightLength, errorCode);  in internalCompareUTF8()
969                              const UChar *right, int32_t rightLength,  in doCompare()  argument
972     if(left == right && leftLength == rightLength) {  in doCompare()
990         rightLimit = right + rightLength;  in doCompare()
993                 if(equalPrefixLength == rightLength) { return UCOL_EQUAL; }  in doCompare()
995             } else if(equalPrefixLength == rightLength ||  in doCompare()
1007                 (equalPrefixLength != rightLength &&  in doCompare()
1027             (equalPrefixLength == rightLength ||  in doCompare()
1036                                                       rightLength - equalPrefixLength);  in doCompare()
1088                              const uint8_t *right, int32_t rightLength,  in doCompare()  argument
1091     if(left == right && leftLength == rightLength) {  in doCompare()
1106                 if(equalPrefixLength == rightLength) { return UCOL_EQUAL; }  in doCompare()
1108             } else if(equalPrefixLength == rightLength ||  in doCompare()
1118             (equalPrefixLength != rightLength && U8_IS_TRAIL(right[equalPrefixLength])))) {  in doCompare()
1131         if(!unsafe && equalPrefixLength != rightLength) {  in doCompare()
1134             U8_NEXT_OR_FFFD(right, i, rightLength, c);  in doCompare()
1156             (equalPrefixLength == rightLength ||  in doCompare()
1165                                                      rightLength - equalPrefixLength);  in doCompare()
1180             UTF8CollationIterator rightIter(data, numeric, right, equalPrefixLength, rightLength);  in doCompare()
1184 …          FCDUTF8CollationIterator rightIter(data, numeric, right, equalPrefixLength, rightLength);  in doCompare()
1202         rightLength -= equalPrefixLength;  in doCompare()
1206         UTF8NFDIterator rightIter(right, rightLength);  in doCompare()
1210         FCDUTF8NFDIterator rightIter(data, right, rightLength);  in doCompare()