1202   unsigned ArgIdx = 0, ParamIdx = 0;  in DeduceTemplateArguments()  local
1211       if (ArgIdx >= NumArgs)  in DeduceTemplateArguments()
1214       if (isa<PackExpansionType>(Args[ArgIdx])) {  in DeduceTemplateArguments()
1224               Args[ArgIdx].getUnqualifiedType(), Info, Deduced, TDF,  in DeduceTemplateArguments()
1230       ++ArgIdx;  in DeduceTemplateArguments()
1247       for (; ArgIdx < NumArgs && PackScope.hasNextElement(); ++ArgIdx) {  in DeduceTemplateArguments()
1251                 Args[ArgIdx].getUnqualifiedType(), Info, Deduced, TDF,  in DeduceTemplateArguments()
1278         for (unsigned I = 0; I != *NumExpansions && ArgIdx < NumArgs;  in DeduceTemplateArguments()
1279              ++I, ++ArgIdx)  in DeduceTemplateArguments()
1297   if (PartialOrdering && ArgIdx + 1 == NumArgs &&  in DeduceTemplateArguments()
1298       isa<PackExpansionType>(Args[ArgIdx]))  in DeduceTemplateArguments()
1302   if (ArgIdx < NumArgs)  in DeduceTemplateArguments()
2535                                             unsigned &ArgIdx) {  in hasTemplateArgumentForDeduction()  argument
2536   if (ArgIdx == Args.size())  in hasTemplateArgumentForDeduction()
2539   const TemplateArgument &Arg = Args[ArgIdx];  in hasTemplateArgumentForDeduction()
2543   assert(ArgIdx == Args.size() - 1 && "Pack not at the end of argument list?");  in hasTemplateArgumentForDeduction()
2545   ArgIdx = 0;  in hasTemplateArgumentForDeduction()
2546   return ArgIdx < Args.size();  in hasTemplateArgumentForDeduction()
2589   unsigned ArgIdx = 0, ParamIdx = 0;  in DeduceTemplateArguments()  local
2596       if (!hasTemplateArgumentForDeduction(As, ArgIdx))  in DeduceTemplateArguments()
2604       if (As[ArgIdx].isPackExpansion())  in DeduceTemplateArguments()
2608       TemplateArgument Pi = P, Ai = As[ArgIdx];  in DeduceTemplateArguments()
2617       ++ArgIdx;  in DeduceTemplateArguments()
2636     for (; hasTemplateArgumentForDeduction(As, ArgIdx) &&  in DeduceTemplateArguments()
2638          ++ArgIdx) {  in DeduceTemplateArguments()
2639       TemplateArgument Pi = Pattern, Ai = As[ArgIdx];  in DeduceTemplateArguments()
3162     unsigned ArgIdx = InstArgs.size(), ParamIdx = ArgIdx;  in FinishTemplateArgumentDeduction()  local
3169     Info.FirstArg = (*PartialTemplArgInfo)[ArgIdx].getArgument();  in FinishTemplateArgumentDeduction()
3630     Info.CallArgIndex = OriginalArg.ArgIdx;  in CheckOriginalCallArgDeduction()
3953       auto ParamIdx = OriginalArg.ArgIdx;  in FinishTemplateArgumentDeduction()
4251     bool DecomposedParam, unsigned ArgIdx, unsigned TDF,
4260     SmallVectorImpl<Sema::OriginalCallArg> &OriginalCallArgs, unsigned ArgIdx,  in DeduceFromInitializerList()  argument
4295               OriginalCallArgs, true, ArgIdx, TDF);  in DeduceFromInitializerList()
4333     bool DecomposedParam, unsigned ArgIdx, unsigned TDF,  in DeduceTemplateArgumentsFromCallArgument()  argument
4348                                      Deduced, OriginalCallArgs, ArgIdx, TDF);  in DeduceTemplateArgumentsFromCallArgument()
4357         Sema::OriginalCallArg(OrigParamType, DecomposedParam, ArgIdx, ArgType));  in DeduceTemplateArgumentsFromCallArgument()
4427   auto DeduceCallArgument = [&](QualType ParamType, unsigned ArgIdx,  in DeduceTemplateArguments()
4442           /*Decomposed*/ false, ArgIdx, /*TDF*/ 0);  in DeduceTemplateArguments()
4448         Args[ArgIdx]->getType(), Args[ArgIdx]->Classify(getASTContext()),  in DeduceTemplateArguments()
4449         Args[ArgIdx], Info, Deduced, OriginalCallArgs, /*Decomposed*/ false,  in DeduceTemplateArguments()
4450         ArgIdx, /*TDF*/ 0);  in DeduceTemplateArguments()
4456   for (unsigned ParamIdx = 0, NumParamTypes = ParamTypes.size(), ArgIdx = 0;  in DeduceTemplateArguments()  local
4464       if (ArgIdx >= Args.size() && !(HasExplicitObject && ParamIdx == 0))  in DeduceTemplateArguments()
4477       if (auto Result = DeduceCallArgument(ParamType, ArgIdx++,  in DeduceTemplateArguments()
4509       for (; ArgIdx < Args.size() && PackScope.hasNextElement();  in DeduceTemplateArguments()
4510            PackScope.nextPackElement(), ++ArgIdx) {  in DeduceTemplateArguments()
4512         if (auto Result = DeduceCallArgument(ParamPattern, ArgIdx,  in DeduceTemplateArguments()
4524         for (unsigned I = 0; I != *NumExpansions && ArgIdx < Args.size();  in DeduceTemplateArguments()
4525              ++I, ++ArgIdx) {  in DeduceTemplateArguments()
4550         unsigned PackArgEnd = ArgIdx + *ArgPosAfterSubstitution;  in DeduceTemplateArguments()
4551         for (; ArgIdx < PackArgEnd && ArgIdx < Args.size(); ArgIdx++) {  in DeduceTemplateArguments()
4554                   DeduceCallArgument(ParamPattern, ArgIdx,  in DeduceTemplateArguments()
5464   unsigned ArgIdx = 0, NumArgs = Deduced.size();  in isAtLeastAsSpecializedAs()  local
5465   for (; ArgIdx != NumArgs; ++ArgIdx)  in isAtLeastAsSpecializedAs()
5466     if (Deduced[ArgIdx].isNull())  in isAtLeastAsSpecializedAs()
5473   if (ArgIdx == NumArgs) {  in isAtLeastAsSpecializedAs()
5521   for (; ArgIdx != NumArgs; ++ArgIdx)  in isAtLeastAsSpecializedAs()
5524     if (Deduced[ArgIdx].isNull() && UsedParameters[ArgIdx])  in isAtLeastAsSpecializedAs()