4342   FSI->FirstDataArg = FSI->HasVAListArg ? 0 : Format->getFirstArg() - 1;  in getFormatStringInfo()
4351     if (FSI->FirstDataArg != 0)  in getFormatStringInfo()
4352       --FSI->FirstDataArg;  in getFormatStringInfo()
6544   unsigned FirstDataArg = i;  in SemaBuiltinOSLogFormat()  local
6566         Args, /*HasVAListArg*/ false, FormatIdx, FirstDataArg, FST_OSLog,  in SemaBuiltinOSLogFormat()
7601                                 FSI.FirstDataArg, GetFormatStringType(Format),  in CheckFormatArguments()
7698   const unsigned FirstDataArg;  member in __anon7fa672bc1411::CheckFormatHandler
7722         FirstDataArg(firstDataArg), NumDataArgs(numDataArgs), Beg(beg),  in CheckFormatHandler()
7953   return Args[FirstDataArg + i];  in getDataArg()
9054     assert(FirstDataArg + FS.getArgIndex() < CheckedVarArgs.size() &&  in checkFormatExpr()
9056     CheckedVarArgs[FirstDataArg + FS.getArgIndex()] = true;  in checkFormatExpr()