270   std::optional<MCDwarfLineStr> LineStr;  in emit()  local
272     LineStr.emplace(context);  in emit()
279     CUIDTablePair.second.emitCU(MCOS, Params, LineStr);  in emit()
282   if (LineStr)  in emit()
283     LineStr->emitSection(MCOS);  in emit()
297                              std::optional<MCDwarfLineStr> &LineStr) const {  in Emit()
316               LineStr);  in Emit()
390                                std::optional<MCDwarfLineStr> &LineStr) {  in emitOneV5FileEntry()  argument
392   if (LineStr)  in emitOneV5FileEntry()
393     LineStr->emitRef(MCOS, DwarfFile.Name);  in emitOneV5FileEntry()
405     if (LineStr)  in emitOneV5FileEntry()
406       LineStr->emitRef(MCOS, DwarfFile.Source.value_or(StringRef()));  in emitOneV5FileEntry()
415     MCStreamer *MCOS, std::optional<MCDwarfLineStr> &LineStr) const {  in emitV5FileDirTables()
421   MCOS->emitULEB128IntValue(LineStr ? dwarf::DW_FORM_line_strp  in emitV5FileDirTables()
431     if (LineStr)  in emitV5FileDirTables()
432       CompDir = LineStr->getSaver().save(CompDir);  in emitV5FileDirTables()
434   if (LineStr) {  in emitV5FileDirTables()
436     LineStr->emitRef(MCOS, CompDir);  in emitV5FileDirTables()
438       LineStr->emitRef(MCOS, Dir);  in emitV5FileDirTables()
459   MCOS->emitULEB128IntValue(LineStr ? dwarf::DW_FORM_line_strp  in emitV5FileDirTables()
469     MCOS->emitULEB128IntValue(LineStr ? dwarf::DW_FORM_line_strp  in emitV5FileDirTables()
482                      HasAllMD5, HasAnySource, LineStr);  in emitV5FileDirTables()
484     emitOneV5FileEntry(MCOS, MCDwarfFiles[i], HasAllMD5, HasAnySource, LineStr);  in emitV5FileDirTables()
490                              std::optional<MCDwarfLineStr> &LineStr) const {  in Emit()
544     emitV5FileDirTables(MCOS, LineStr);  in Emit()
556                               std::optional<MCDwarfLineStr> &LineStr) const {  in emitCU()
557   MCSymbol *LineEndSym = Header.Emit(MCOS, Params, LineStr).second;  in emitCU()