116       if (DeclOrVector.isNull()) {  in Add()
553     if (!ContextType.isNull() && ContextType->isPointerType())  in getPreferredTypeOfUnaryArg()
557     if (ContextType.isNull())  in getPreferredTypeOfUnaryArg()
565     if (ContextType.isNull())  in getPreferredTypeOfUnaryArg()
622   Type = !CastType.isNull() ? CastType.getCanonicalType() : QualType();  in enterTypeCast()
702   if (DeclOrVector.isNull())  in begin()
713   if (DeclOrVector.is<const NamedDecl *>() || DeclOrVector.isNull())  in end()
953   if (T.isNull())  in getDeclUsageType()
1041   if (!PreferredSelector.isNull())  in AdjustResultPriorityForDecl()
1048   if (!PreferredType.isNull()) {  in AdjustResultPriorityForDecl()
1050     if (!T.isNull()) {  in AdjustResultPriorityForDecl()
1313           BaseExprType.isNull() ? nullptr  in canCxxMethodBeCalled()
1659   if (T.isNull())  in IsObjCMessageReceiver()
1684   if (T.isNull())  in IsObjCCollection()
1725     if (BaseType.isNull()) {  in CodeCompletionDeclConsumer()
1727       if (!ThisType.isNull()) {  in CodeCompletionDeclConsumer()
2045   if (ThisTy.isNull())  in addThisCompletion()
2469              !SemaRef.getCurBlock()->ReturnType.isNull())  in AddOrdinaryNameResults()
2471     if (ReturnType.isNull() || ReturnType->isVoidType()) {  in AddOrdinaryNameResults()
2476       assert(!ReturnType.isNull());  in AddOrdinaryNameResults()
2786     if (!BaseType.isNull())  in AddResultTypeChunk()
2796     if (!BaseType.isNull())  in AddResultTypeChunk()
2803     if (!BaseType.isNull())  in AddResultTypeChunk()
2809   if (T.isNull() || Context.hasSameType(T, Context.DependentTy))  in AddResultTypeChunk()
3705       if (!CCContext.getBaseType().isNull())  in createCodeCompletionStringForDecl()
4455   if (!ThisType.isNull())  in CodeCompleteOrdinaryName()
4562     if (!T.get().isNull() && T.get()->isObjCObjectOrInterfaceType())  in CodeCompleteDeclSpec()
4772   assert(!T.isNull());  in TryDeconstructFunctionLike()
4860   if (!Data.PreferredType.isNull())  in CodeCompleteExpression()
4877   if (!Data.PreferredType.isNull()) {  in CodeCompleteExpression()
4900   if (!Data.PreferredType.isNull() && getLangOpts().CPlusPlus11) {  in CodeCompleteExpression()
5291           if (!ExactType.isNull())  in render()
5598   if (E->getType().isNull())  in getApproximateType()
5611     if (Callee.isNull() ||  in getApproximateType()
5614     if (Callee.isNull())  in getApproximateType()
5637         if (ReturnType.isNull())  in getApproximateType()
5654     if (CDSME->isArrow() && !Base.isNull())  in getApproximateType()
5657         Base.isNull()  in getApproximateType()
5745     if (BaseType.isNull())  in CodeCompleteMemberReferenceExpr()
6106     if (CandidateParamType.isNull())  in getParamType()
6108     if (ParamType.isNull()) {  in getParamType()
6261       if (!T->getPointeeType().isNull())  in ProduceCallSignatureHelp()
6505     if (BaseType.isNull())  in getDesignatedType()
6532   if (BaseType.isNull())  in CodeCompleteDesignator()
6663     if (!PreferredType.isNull())  in CodeCompleteQualifiedId()
6690   if (!PreferredType.isNull())  in CodeCompleteQualifiedId()
7804   if (Sel.isNull())  in GetAssumedMessageSendExprType()
8100           if (R.Priority < BestPriority || PreferredType.isNull()) {  in getPreferredArgumentTypeForMessageSend()
8127     if (!T.isNull())  in AddClassMessageCompletions()
8163         if (Sel.isNull() || SemaRef.MethodPool.count(Sel))  in AddClassMessageCompletions()
8214     if (PreferredType.isNull())  in CodeCompleteObjCClassMessage()
8335         if (Sel.isNull() || MethodPool.count(Sel))  in CodeCompleteObjCInstanceMessage()
8371     if (PreferredType.isNull())  in CodeCompleteObjCInstanceMessage()
8406       if (Sel.isNull() || MethodPool.count(Sel))  in CodeCompleteObjCSelector()
8906       if (!ReturnType.isNull() &&  in FindImplementableMethods()
8988       ReturnType.isNull() ||  in AddObjCKeyValueCompletions()
8991   bool ReturnTypeMatchesVoid = ReturnType.isNull() || ReturnType->isVoidType();  in AddObjCKeyValueCompletions()
8997     if (ReturnType.isNull())  in AddObjCKeyValueCompletions()
9009       ((!ReturnType.isNull() &&  in AddObjCKeyValueCompletions()
9011        (ReturnType.isNull() && (Property->getType()->isIntegerType() ||  in AddObjCKeyValueCompletions()
9017       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9035       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9082       (ReturnType.isNull() || ReturnType->isIntegerType())) {  in AddObjCKeyValueCompletions()
9087       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9104       (ReturnType.isNull() || ReturnType->isObjCObjectPointerType())) {  in AddObjCKeyValueCompletions()
9108       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9126       (ReturnType.isNull() ||  in AddObjCKeyValueCompletions()
9135       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9158       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9190       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9220       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9248       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9269       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9293       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9324       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9349       (ReturnType.isNull() ||  in AddObjCKeyValueCompletions()
9359       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9373       (ReturnType.isNull() || ReturnType->isObjCObjectPointerType())) {  in AddObjCKeyValueCompletions()
9377       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9386       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9407       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9429       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9451       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9473       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9494       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9513       (ReturnType.isNull() ||  in AddObjCKeyValueCompletions()
9524       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9538       (ReturnType.isNull() || ReturnType->isIntegerType() ||  in AddObjCKeyValueCompletions()
9545       if (ReturnType.isNull()) {  in AddObjCKeyValueCompletions()
9622     if (ReturnType.isNull()) {  in CodeCompleteObjCMethodDecl()
9744       if (Sel.isNull() || MethodPool.count(Sel))  in CodeCompleteObjCMethodDeclSelector()