130 void MappingTraits<DWARFYAML::LineTableOpcode>::mapping(  in mapping()
131     IO &IO, DWARFYAML::LineTableOpcode &LineTableOpcode) {  in mapping()  argument
132   IO.mapRequired("Opcode", LineTableOpcode.Opcode);  in mapping()
133   if (LineTableOpcode.Opcode == dwarf::DW_LNS_extended_op) {  in mapping()
134     IO.mapRequired("ExtLen", LineTableOpcode.ExtLen);  in mapping()
135     IO.mapRequired("SubOpcode", LineTableOpcode.SubOpcode);  in mapping()
138   if (!LineTableOpcode.UnknownOpcodeData.empty() || !IO.outputting())  in mapping()
139     IO.mapOptional("UnknownOpcodeData", LineTableOpcode.UnknownOpcodeData);  in mapping()
140   if (!LineTableOpcode.UnknownOpcodeData.empty() || !IO.outputting())  in mapping()
141     IO.mapOptional("StandardOpcodeData", LineTableOpcode.StandardOpcodeData);  in mapping()
142   if (!LineTableOpcode.FileEntry.Name.empty() || !IO.outputting())  in mapping()
143     IO.mapOptional("FileEntry", LineTableOpcode.FileEntry);  in mapping()
144   if (LineTableOpcode.Opcode == dwarf::DW_LNS_advance_line || !IO.outputting())  in mapping()
145     IO.mapOptional("SData", LineTableOpcode.SData);  in mapping()
146   IO.mapOptional("Data", LineTableOpcode.Data);  in mapping()