216   if (X.isNull())  in checkDeducedTemplateArguments()
218   if (Y.isNull())  in checkDeducedTemplateArguments()
228     if (!XType.isNull()) {  in checkDeducedTemplateArguments()
230       if (YType.isNull() || !Context.hasSameType(XType, YType))  in checkDeducedTemplateArguments()
363       if (Merged.isNull() && !(XA->isNull() && YA->isNull()))  in checkDeducedTemplateArguments()
390   if (Result.isNull()) {  in DeduceNonTypeTemplateArgument()
516     if (Result.isNull()) {  in DeduceTemplateArguments()
866       if (!Pack.New.empty() || !DeducedArg.isNull()) {  in nextPackElement()
928         if (Pack.Outer->DeferredDeduction.isNull()) {  in finish()
945       if (!Result.isNull() && !Pack.DeferredDeduction.isNull()) {  in finish()
952       if (Result.isNull()) {  in finish()
1542     if (Result.isNull()) {  in DeduceTemplateArgumentsByTypeMatch()
2552     if (NTTPType.isNull())  in getTrivialTemplateArgumentLoc()
2560     if (NTTPType.isNull())  in getTrivialTemplateArgumentLoc()
2648       if (P.isNull()) {  in ConvertDeducedTemplateArgument()
2679                         NTTP->getDeclName()).isNull())  in ConvertDeducedTemplateArgument()
2723     if (Deduced[I].isNull() && Param->isTemplateParameterPack()) {  in ConvertDeducedTemplateArguments()
2729     if (!Deduced[I].isNull()) {  in ConvertDeducedTemplateArguments()
2797     if (DefArg.getArgument().isNull()) {  in ConvertDeducedTemplateArguments()
3321     if (ResultType.isNull() || Trap.hasErrorOccurred())  in SubstituteExplicitTemplateArguments()
3357     if (FunctionType->isNull() || Trap.hasErrorOccurred())  in SubstituteExplicitTemplateArguments()
3668         if (CacheEntry.isNull()) {  in FinishTemplateArgumentDeduction()
3795     if (ArgType.isNull()) continue;  in ResolveOverloadForDeduction()
3821     if (!Match.isNull())  in ResolveOverloadForDeduction()
3857     if (ArgType.isNull())  in AdjustFunctionParmAndArgTypesForDeduction()
4221   if (ArgFunctionType.isNull())  in adjustCCAndNoReturn()
4338   if (!ArgFunctionType.isNull() && !FunctionType.isNull()) {  in DeduceTemplateArguments()
4386   if (!ArgFunctionType.isNull()) {  in DeduceTemplateArguments()
4600           Replacement, TL.getTypePtr()->getKeyword(), Replacement.isNull(),  in TransformAutoType()
4615           Replacement, Replacement.isNull());  in TransformDeducedTemplateSpecializationType()
4726     assert(!Result.isNull() && "substituting DependentTy can't fail");  in DeduceAutoType()
4746       assert(!Result.isNull() && "substituting DependentTy can't fail");  in DeduceAutoType()
4763     assert(!DeducedType.isNull());  in DeduceAutoType()
4814       assert(!FuncParam.isNull() &&  in DeduceAutoType()
4829       if (DeducedType.isNull())  in DeduceAutoType()
4834   if (!Result.isNull()) {  in DeduceAutoType()
4849   if (Result.isNull())  in DeduceAutoType()
5125     if (Deduced[ArgIdx].isNull())  in isAtLeastAsSpecializedAs()
5163     if (Deduced[ArgIdx].isNull() && UsedParameters[ArgIdx])  in isAtLeastAsSpecializedAs()
5415       if (!TargetType.isNull())  in getMostSpecialized()
5914   if (T.isNull())  in MarkUsedTemplateParameters()