229   if (X.isNull())  in checkDeducedTemplateArguments()
231   if (Y.isNull())  in checkDeducedTemplateArguments()
241     if (!XType.isNull()) {  in checkDeducedTemplateArguments()
243       if (YType.isNull() || !Context.hasSameType(XType, YType))  in checkDeducedTemplateArguments()
369       if (Merged.isNull() && !(XA->isNull() && YA->isNull()))  in checkDeducedTemplateArguments()
396   if (Result.isNull()) {  in DeduceNonTypeTemplateArgument()
522     if (Result.isNull()) {  in DeduceTemplateArguments()
862       if (!Pack.New.empty() || !DeducedArg.isNull()) {  in nextPackElement()
924         if (Pack.Outer->DeferredDeduction.isNull()) {  in finish()
941       if (!Result.isNull() && !Pack.DeferredDeduction.isNull()) {  in finish()
948       if (Result.isNull()) {  in finish()
1543     if (Result.isNull()) {  in DeduceTemplateArgumentsByTypeMatch()
2646     if (NTTPType.isNull())  in getTrivialTemplateArgumentLoc()
2654     if (NTTPType.isNull())  in getTrivialTemplateArgumentLoc()
2742       if (P.isNull()) {  in ConvertDeducedTemplateArgument()
2772                         NTTP->getDeclName()).isNull())  in ConvertDeducedTemplateArgument()
2812     if (Deduced[I].isNull() && Param->isTemplateParameterPack()) {  in ConvertDeducedTemplateArguments()
2818     if (!Deduced[I].isNull()) {  in ConvertDeducedTemplateArguments()
2866     if (DefArg.getArgument().isNull()) {  in ConvertDeducedTemplateArguments()
3338     if (ResultType.isNull() || Trap.hasErrorOccurred())  in SubstituteExplicitTemplateArguments()
3376     if (FunctionType->isNull() || Trap.hasErrorOccurred())  in SubstituteExplicitTemplateArguments()
3679         if (CacheEntry.isNull()) {  in FinishTemplateArgumentDeduction()
3806     if (ArgType.isNull()) continue;  in ResolveOverloadForDeduction()
3832     if (!Match.isNull())  in ResolveOverloadForDeduction()
3868     if (ArgType.isNull())  in AdjustFunctionParmAndArgTypesForDeduction()
4232   if (ArgFunctionType.isNull())  in adjustCCAndNoReturn()
4349   if (!ArgFunctionType.isNull()) {  in DeduceTemplateArguments()
4397   if (!ArgFunctionType.isNull()) {  in DeduceTemplateArguments()
4611           Replacement, TL.getTypePtr()->getKeyword(), Replacement.isNull(),  in TransformAutoType()
4626           Replacement, Replacement.isNull());  in TransformDeducedTemplateSpecializationType()
4759     assert(!Result.isNull() && "substituting DependentTy can't fail");  in DeduceAutoType()
4781       if (Deduced.isNull())  in DeduceAutoType()
4794       if (Result.isNull())  in DeduceAutoType()
4821   assert(!FuncParam.isNull() &&  in DeduceAutoType()
4837       assert(!Result.isNull() && "substituting DependentTy can't fail");  in DeduceAutoType()
4896     if (DeducedType.isNull())  in DeduceAutoType()
4912   if (Result.isNull())  in DeduceAutoType()
5185     if (Deduced[ArgIdx].isNull())  in isAtLeastAsSpecializedAs()
5223     if (Deduced[ArgIdx].isNull() && UsedParameters[ArgIdx])  in isAtLeastAsSpecializedAs()
5419       if (!TargetType.isNull())  in getMostSpecialized()
5811   if (T.isNull())  in MarkUsedTemplateParameters()