215   if (X.isNull())  in checkDeducedTemplateArguments()
217   if (Y.isNull())  in checkDeducedTemplateArguments()
227     if (!XType.isNull()) {  in checkDeducedTemplateArguments()
229       if (YType.isNull() || !Context.hasSameType(XType, YType))  in checkDeducedTemplateArguments()
355       if (Merged.isNull() && !(XA->isNull() && YA->isNull()))  in checkDeducedTemplateArguments()
382   if (Result.isNull()) {  in DeduceNonTypeTemplateArgument()
508     if (Result.isNull()) {  in DeduceTemplateArguments()
847       if (!Pack.New.empty() || !DeducedArg.isNull()) {  in nextPackElement()
909         if (Pack.Outer->DeferredDeduction.isNull()) {  in finish()
926       if (!Result.isNull() && !Pack.DeferredDeduction.isNull()) {  in finish()
933       if (Result.isNull()) {  in finish()
1513     if (Result.isNull()) {  in DeduceTemplateArgumentsByTypeMatch()
2507     if (NTTPType.isNull())  in getTrivialTemplateArgumentLoc()
2515     if (NTTPType.isNull())  in getTrivialTemplateArgumentLoc()
2603       if (P.isNull()) {  in ConvertDeducedTemplateArgument()
2633                         NTTP->getDeclName()).isNull())  in ConvertDeducedTemplateArgument()
2673     if (Deduced[I].isNull() && Param->isTemplateParameterPack()) {  in ConvertDeducedTemplateArguments()
2679     if (!Deduced[I].isNull()) {  in ConvertDeducedTemplateArguments()
2742     if (DefArg.getArgument().isNull()) {  in ConvertDeducedTemplateArguments()
3213     if (ResultType.isNull() || Trap.hasErrorOccurred())  in SubstituteExplicitTemplateArguments()
3251     if (FunctionType->isNull() || Trap.hasErrorOccurred())  in SubstituteExplicitTemplateArguments()
3554         if (CacheEntry.isNull()) {  in FinishTemplateArgumentDeduction()
3681     if (ArgType.isNull()) continue;  in ResolveOverloadForDeduction()
3707     if (!Match.isNull())  in ResolveOverloadForDeduction()
3743     if (ArgType.isNull())  in AdjustFunctionParmAndArgTypesForDeduction()
4108   if (ArgFunctionType.isNull())  in adjustCCAndNoReturn()
4225   if (!ArgFunctionType.isNull() && !FunctionType.isNull()) {  in DeduceTemplateArguments()
4273   if (!ArgFunctionType.isNull()) {  in DeduceTemplateArguments()
4487           Replacement, TL.getTypePtr()->getKeyword(), Replacement.isNull(),  in TransformAutoType()
4502           Replacement, Replacement.isNull());  in TransformDeducedTemplateSpecializationType()
4635     assert(!Result.isNull() && "substituting DependentTy can't fail");  in DeduceAutoType()
4656       assert(!Deduced.isNull());  in DeduceAutoType()
4666       if (Result.isNull())  in DeduceAutoType()
4693   assert(!FuncParam.isNull() &&  in DeduceAutoType()
4709       assert(!Result.isNull() && "substituting DependentTy can't fail");  in DeduceAutoType()
4768     if (DeducedType.isNull())  in DeduceAutoType()
4785   if (Result.isNull())  in DeduceAutoType()
5061     if (Deduced[ArgIdx].isNull())  in isAtLeastAsSpecializedAs()
5099     if (Deduced[ArgIdx].isNull() && UsedParameters[ArgIdx])  in isAtLeastAsSpecializedAs()
5297       if (!TargetType.isNull())  in getMostSpecialized()
5689   if (T.isNull())  in MarkUsedTemplateParameters()