420 static void setImportAttributes(T *existing, Optional<StringRef> importName,  in setImportAttributes()  argument
423   if (importName) {  in setImportAttributes()
424     if (!existing->importName)  in setImportAttributes()
425       existing->importName = importName;  in setImportAttributes()
426     if (existing->importName != importName)  in setImportAttributes()
428             "\n>>> defined as " + *existing->importName + " in " +  in setImportAttributes()
429             toString(existing->getFile()) + "\n>>> defined as " + *importName +  in setImportAttributes()
451                                           Optional<StringRef> importName,  in addUndefinedFunction()  argument
469     replaceSymbol<UndefinedFunction>(s, name, importName, importModule, flags,  in addUndefinedFunction()
501       setImportAttributes(existingUndefined, importName, importModule, flags,  in addUndefinedFunction()
533                                         Optional<StringRef> importName,  in addUndefinedGlobal()  argument
547     replaceSymbol<UndefinedGlobal>(s, name, importName, importModule, flags,  in addUndefinedGlobal()