556if (typeWithAnnotations.NullableAnnotation == NullableAnnotation.Annotated && performOnlyCycleSafeValidation &&

857return new BoundDiscardExpression(syntax, declTypeWithAnnotations.NullableAnnotation, isInferred: type is null, type);

1241return new BoundRefValueOperator(node, typeWithAnnotations.NullableAnnotation, argument, typeWithAnnotations.Type, hasErrors); 1392else if (typeWithAnnotations.NullableAnnotation.IsAnnotated() && type.IsReferenceType) 1411|| (typeWithAnnotations.NullableAnnotation.IsAnnotated() && !type.IsValueType) 3182return new BoundDiscardExpression(declarationExpression, declType.NullableAnnotation, isInferred: type is null, type); 5208if (typeWithAnnotations.NullableAnnotation.IsAnnotated() && !type.IsNullableType())

4689if (targetType.IsReferenceType && targetTypeWithAnnotations.NullableAnnotation.IsAnnotated()) 5161if (targetType.IsReferenceType && targetTypeWithAnnotations.NullableAnnotation.IsAnnotated())

30result = result.Join(type.NullableAnnotation);

1833if (source.NullableAnnotation.IsOblivious() || destination.NullableAnnotation.IsOblivious()) 1842return destination.NullableAnnotation.IsAnnotated(); 1847return source.NullableAnnotation.IsAnnotated(); 1850return source.NullableAnnotation.IsAnnotated() == destination.NullableAnnotation.IsAnnotated(); 1865if (source.NullableAnnotation.IsOblivious() || destination.NullableAnnotation.IsOblivious() || destination.NullableAnnotation.IsAnnotated()) 1875return !source.NullableAnnotation.IsAnnotated(); 2611if (source.NullableAnnotation != destination.NullableAnnotation &&

653else if (IsUnfixedTypeParameter(target) && !target.NullableAnnotation.IsAnnotated() && kind is ExactOrBoundsKind.LowerBound) 656_nullableAnnotationLowerBounds[ordinal] = _nullableAnnotationLowerBounds[ordinal].Join(argumentType.NullableAnnotation); 1821=> type.NullableAnnotation.IsAnnotated(); 2995best = TypeWithAnnotations.Create(resultType, best.NullableAnnotation); 3458var oldAnnotation = oldBound.NullableAnnotation; 3459var newAnnotation = oldAnnotation.MergeNullableAnnotation(candidate.NullableAnnotation, variance);

16return this.Update(type.NullableAnnotation, isInferred: true, type.Type);

2079nullability = local.LocalSymbol.TypeWithAnnotations.NullableAnnotation.ToNullabilityInfo(type);

262Debug.Assert(!type.NullableAnnotation.IsAnnotated());

792if (!symbolType.NullableAnnotation.IsNotAnnotated()) 859if (!type.NullableAnnotation.IsOblivious()) 1046if (!symbolType.NullableAnnotation.IsNotAnnotated()) 1053return overriddenType.NullableAnnotation == symbolType.NullableAnnotation; 2374switch (type.NullableAnnotation) 2879nullableAnnotation = backingField.TypeWithAnnotations.NullableAnnotation; 3200type = TypeWithAnnotations.Create(node.Type, type.NullableAnnotation); 5410[new BoundExpressionWithNullability(leftOperand.Syntax, leftOperand, leftUnderlyingType.ToTypeWithAnnotations(compilation).NullableAnnotation, leftUnderlyingType.Type), 5411new BoundExpressionWithNullability(rightOperand.Syntax, rightOperand, rightUnderlyingType.ToTypeWithAnnotations(compilation).NullableAnnotation, rightUnderlyingType.Type)], 6181var lValueAnnotation = consequenceLValue.NullableAnnotation.EnsureCompatible(alternativeLValue.NullableAnnotation); 6440new BoundExpressionWithNullability(expr.Syntax, expr, type.NullableAnnotation, type.Type); 8458return new BoundExpressionWithNullability(argument.Syntax, argument, argumentType.NullableAnnotation, argumentType.Type); 9635else if (fromExplicitCast && targetTypeWithNullability.NullableAnnotation.IsAnnotated() && !targetType.IsNullableType()) 9658else if (targetType.NullableAnnotation.IsNotAnnotated() && 9689else if (targetType.NullableAnnotation.IsNotAnnotated() && 9742dependsOnTypeParameter(constraintTypeParameter, typeParameter2, constraintType.NullableAnnotation, out var constraintAnnotation)) 10338arguments.Add(new BoundExpressionWithNullability(syntax, new BoundParameter(syntax, parameter), parameterType.NullableAnnotation, parameterType.Type)); 10526if (lValueType.NullableAnnotation.IsOblivious() || !lValueType.CanBeAssignedNull) 12031[new BoundExpressionWithNullability(operand.Syntax, operand, operandType.ToTypeWithAnnotations(compilation).NullableAnnotation, operandType.Type)],

690inferredType = TypeWithAnnotations.Create(inferredType.Type, existingType.NullableAnnotation.Join(inferredType.NullableAnnotation));

1007Debug.Assert(oldTypeArg.NullableAnnotation == newTypeArg.NullableAnnotation);

409annotatedNamespaceOrType.TypeWithAnnotations.NullableAnnotation == NullableAnnotation.Annotated &&

1239switch (typeWithAnnotations.NullableAnnotation) 1278switch (typeWithAnnotations.NullableAnnotation) 1637switch (type2.NullableAnnotation) 1644if (type1.NullableAnnotation.IsNotAnnotated()) 1651throw ExceptionUtilities.UnexpectedValue(type2.NullableAnnotation); 1659switch (type.NullableAnnotation) 1688if (objectConstraint.NullableAnnotation.IsOblivious())

201if (bestObjectConstraint.NullableAnnotation.IsOblivious() && !HasReferenceTypeConstraint) 326if (constraintType.NullableAnnotation.IsAnnotated() || isNotNullable == false) 330else if (constraintType.NullableAnnotation.IsOblivious() || isNotNullable == null)

121TypeWithAnnotations.Create(decoded, metadataType.NullableAnnotation, metadataType.CustomModifiers); 346TypeWithAnnotations.Create(decoded, typeWithAnnotations.NullableAnnotation, typeWithAnnotations.CustomModifiers);

119ToPublicAnnotation(type.Type, type.NullableAnnotation);

351static (type, arg, flag) => !type.Type.IsValueType && !type.NullableAnnotation.IsOblivious(),

440appendAnnotation(builder, type.NullableAnnotation);

124if (bestObjectConstraint.NullableAnnotation.IsOblivious() && !HasReferenceTypeConstraint)

140if (propertyType.NullableAnnotation != NullableAnnotation.NotAnnotated

480if (constraintType.NullableAnnotation.IsAnnotated()) 499if (constraintType.NullableAnnotation.IsOblivious())

110if (NullableAnnotation.IsAnnotated() || (Type.IsValueType && Type.IsNullableType())) 120if (NullableAnnotation.IsNotAnnotated() || (Type.IsValueType && !Type.IsNullableType())) 131if (NullableAnnotation.IsAnnotated()) 133return NullableAnnotation; 146return NullableAnnotation; 153switch (NullableAnnotation) 163throw ExceptionUtilities.UnexpectedValue(NullableAnnotation); 186internal bool IsDefault => DefaultType is null && this.NullableAnnotation == 0 && (_extensions == null || _extensions == Extensions.Default); 244NullableAnnotation nullableAnnotation = this.NullableAnnotation.MergeNullableAnnotation(other.NullableAnnotation, variance); 294if (NullableAnnotation.IsAnnotated() && 307if (NullableAnnotation.IsAnnotated() && 313else if (NullableAnnotation.IsNotAnnotated() && 364var thisAnnotation = NullableAnnotation; 365var otherAnnotation = other.NullableAnnotation; 442Debug.Assert(NullableAnnotation != NullableAnnotation.Ignored); 450Debug.Assert(newTypeWithModifiers.NullableAnnotation.IsOblivious() || (typeSymbol.IsNullableType() && newTypeWithModifiers.NullableAnnotation.IsAnnotated())); 452Debug.Assert(NullableAnnotation != NullableAnnotation.Ignored); 459else if ((NullableAnnotation.IsOblivious() || (typeSymbol.IsNullableType() && NullableAnnotation.IsAnnotated())) && 465return Create(newTypeWithModifiers.Type, NullableAnnotation, newCustomModifiers); 473else if (Is((TypeParameterSymbol)typeSymbol) && newTypeWithModifiers.NullableAnnotation != NullableAnnotation.Ignored) 484Debug.Assert(newTypeWithModifiers.Type is not IndexedTypeParameterSymbol || newTypeWithModifiers.NullableAnnotation == NullableAnnotation.Ignored); 486if (NullableAnnotation.IsAnnotated() || newTypeWithModifiers.NullableAnnotation.IsAnnotated()) 490else if (newTypeWithModifiers.NullableAnnotation == NullableAnnotation.Ignored) 492newAnnotation = NullableAnnotation; 494else if (NullableAnnotation != NullableAnnotation.Oblivious) 496Debug.Assert(NullableAnnotation == NullableAnnotation.NotAnnotated); 497if (newTypeWithModifiers.NullableAnnotation == NullableAnnotation.Oblivious) 518Debug.Assert(newTypeWithModifiers.NullableAnnotation is NullableAnnotation.NotAnnotated); 522else if (newTypeWithModifiers.NullableAnnotation != NullableAnnotation.Oblivious) 524newAnnotation = newTypeWithModifiers.NullableAnnotation; 528Debug.Assert(NullableAnnotation.IsOblivious()); 529Debug.Assert(newTypeWithModifiers.NullableAnnotation.IsOblivious()); 530newAnnotation = NullableAnnotation; 596typeWithAnnotationsPredicate: (t, a, b) => t.NullableAnnotation != NullableAnnotation.Oblivious && !t.Type.IsErrorType() && !t.Type.IsValueType, 633var annotation = typeWithAnnotations.NullableAnnotation; 709if (result.NullableAnnotation != NullableAnnotation.Oblivious && 710!(result.NullableAnnotation.IsAnnotated() && oldTypeSymbol.IsNullableType())) // Preserve nullable annotation on Nullable<T>. 727if (NullableAnnotation.IsNotAnnotated() || (typeSymbol.IsValueType && !typeSymbol.IsNullableType())) 740if (NullableAnnotation != NullableAnnotation.Oblivious) 811return TypeWithState.Create(Type, getFlowState(Type, NullableAnnotation)); 909return CreateNonLazyType(type.DefaultType, type.NullableAnnotation, customModifiers); 916return CreateNonLazyType(typeSymbol, type.NullableAnnotation, customModifiers); 927return CreateNonLazyType(defaultType, defaultType.IsNullableType() ? type.NullableAnnotation : NullableAnnotation.NotAnnotated, _customModifiers); 1014return CreateNonLazyType(type.DefaultType, type.NullableAnnotation, customModifiers); 1019return CreateNonLazyType(typeSymbol, type.NullableAnnotation, customModifiers); 1030return CreateNonLazyType(defaultType, defaultType.IsNullableType() ? type.NullableAnnotation : NullableAnnotation.NotAnnotated, _customModifiers); 1067Debug.Assert(!underlying.NullableAnnotation.IsAnnotated()); 1122return TypeWithAnnotations.Create(resolvedType, type.NullableAnnotation, customModifiers: customModifiers); 1125return CreateNonLazyType(resolvedType, type.NullableAnnotation, customModifiers); 1132return TypeWithAnnotations.Create(typeSymbol, type.NullableAnnotation, customModifiers: customModifiers); 1135return CreateNonLazyType(typeSymbol, type.NullableAnnotation, customModifiers);

5363Assert.Equal(NullableAnnotation.Annotated, localFn1.ReturnTypeWithAnnotations.NullableAnnotation); 5367Assert.Equal(NullableAnnotation.Annotated, param.TypeWithAnnotations.NullableAnnotation);

7411Assert.Equal(NullableAnnotation.NotAnnotated, field.TypeWithAnnotations.NullableAnnotation); 10747Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 10769Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 10801Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 10862Assert.Equal(NullableAnnotation.NotAnnotated, field.TypeWithAnnotations.NullableAnnotation); 10881Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 10901Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 10922Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 10941Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 10961Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 10985Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 11015Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 11043Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 11070Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 11094Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 11120Assert.Equal(NullableAnnotation.Annotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 11146Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 11175Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 11199Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 11226Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 11255Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 11285Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 11313Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 11352Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 11384Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 11419Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 11449Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 11473Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 11515Assert.Equal(NullableAnnotation.NotAnnotated, prop.BackingField.TypeWithAnnotations.NullableAnnotation); 11538Assert.Equal(NullableAnnotation.NotAnnotated, sourceField.TypeWithAnnotations.NullableAnnotation); 11543Assert.Equal(NullableAnnotation.NotAnnotated, metadataField.TypeWithAnnotations.NullableAnnotation); 11577Assert.Equal(NullableAnnotation.Annotated, sourceField.TypeWithAnnotations.NullableAnnotation); 11615Assert.Equal(NullableAnnotation.NotAnnotated, sourceField.TypeWithAnnotations.NullableAnnotation); 11636Assert.Equal(NullableAnnotation.NotAnnotated, sourceField.TypeWithAnnotations.NullableAnnotation); 11660Assert.Equal(NullableAnnotation.NotAnnotated, sourceField.TypeWithAnnotations.NullableAnnotation); 11685Assert.Equal(NullableAnnotation.NotAnnotated, sourceField.TypeWithAnnotations.NullableAnnotation); 11706Assert.Equal(NullableAnnotation.NotAnnotated, sourceField.TypeWithAnnotations.NullableAnnotation); 11738Assert.Equal(NullableAnnotation.NotAnnotated, sourceField.TypeWithAnnotations.NullableAnnotation); 11771Assert.Equal(NullableAnnotation.NotAnnotated, sourceField.TypeWithAnnotations.NullableAnnotation); 11801Assert.Equal(NullableAnnotation.NotAnnotated, sourceField.TypeWithAnnotations.NullableAnnotation); 11844Assert.Equal(NullableAnnotation.NotAnnotated, sourceField.TypeWithAnnotations.NullableAnnotation); 11873Assert.Equal(NullableAnnotation.NotAnnotated, sourceField.TypeWithAnnotations.NullableAnnotation); 11905Assert.Equal(NullableAnnotation.NotAnnotated, sourceField.TypeWithAnnotations.NullableAnnotation); 11940Assert.Equal(NullableAnnotation.NotAnnotated, sourceField.TypeWithAnnotations.NullableAnnotation); 11971Assert.Equal(NullableAnnotation.NotAnnotated, sourceField.TypeWithAnnotations.NullableAnnotation); 12005Assert.Equal(NullableAnnotation.NotAnnotated, sourceField.TypeWithAnnotations.NullableAnnotation); 12035Assert.Equal(NullableAnnotation.NotAnnotated, sourceField.TypeWithAnnotations.NullableAnnotation); 12068Assert.Equal(NullableAnnotation.NotAnnotated, sourceField.TypeWithAnnotations.NullableAnnotation); 12102Assert.Equal(NullableAnnotation.NotAnnotated, sourceField.TypeWithAnnotations.NullableAnnotation); 12133Assert.Equal(NullableAnnotation.NotAnnotated, sourceField.TypeWithAnnotations.NullableAnnotation);

2776Assert.Equal(NullableAnnotation.NotAnnotated, e.TypeWithAnnotations.NullableAnnotation); 2780Assert.Equal(NullableAnnotation.Annotated, f.TypeWithAnnotations.NullableAnnotation); 2784Assert.Equal(NullableAnnotation.Oblivious, g.TypeWithAnnotations.NullableAnnotation);

23062Assert.Equal(NullableAnnotation.NotAnnotated, extension.ExtensionParameter.TypeWithAnnotations.NullableAnnotation); 23154Assert.Equal(NullableAnnotation.Annotated, tupleElements[0].NullableAnnotation); 23155Assert.Equal(NullableAnnotation.NotAnnotated, tupleElements[1].NullableAnnotation); 23156Assert.Equal(NullableAnnotation.Oblivious, tupleElements[2].NullableAnnotation); 23269Assert.Equal(NullableAnnotation.Annotated, typeArguments[0].NullableAnnotation); 23270Assert.Equal(NullableAnnotation.NotAnnotated, typeArguments[1].NullableAnnotation); 23271Assert.Equal(NullableAnnotation.Oblivious, typeArguments[2].NullableAnnotation);

8815Assert.Equal(NullableAnnotation.Oblivious, getParameterType(comp0).NullableAnnotation); 8820Assert.Equal(NullableAnnotation.Oblivious, getParameterType(comp1).NullableAnnotation); 8823Assert.Equal(NullableAnnotation.Oblivious, getParameterType(comp1).NullableAnnotation); 8828Assert.Equal(NullableAnnotation.Oblivious, getParameterType(comp1).NullableAnnotation); 8831Assert.Equal(NullableAnnotation.Oblivious, getParameterType(comp1).NullableAnnotation); 8838Assert.Equal(NullableAnnotation.Oblivious, getParameterType(comp0).NullableAnnotation); 8843Assert.Equal(NullableAnnotation.Oblivious, getParameterType(comp1).NullableAnnotation); 8846Assert.Equal(NullableAnnotation.Oblivious, getParameterType(comp1).NullableAnnotation); 8851Assert.Equal(NullableAnnotation.Oblivious, getParameterType(comp1).NullableAnnotation); 8854Assert.Equal(NullableAnnotation.Oblivious, getParameterType(comp1).NullableAnnotation); 8858Assert.Equal(NullableAnnotation.Oblivious, getParameterType(comp1).NullableAnnotation); 8861Assert.Equal(NullableAnnotation.Oblivious, getParameterType(comp1).NullableAnnotation); 8868Assert.Equal(NullableAnnotation.NotAnnotated, getParameterType(comp0).NullableAnnotation); 8873Assert.Equal(NullableAnnotation.NotAnnotated, getParameterType(comp1).NullableAnnotation); 8876Assert.Equal(NullableAnnotation.NotAnnotated, getParameterType(comp1).NullableAnnotation); 8881Assert.Equal(NullableAnnotation.NotAnnotated, getParameterType(comp1).NullableAnnotation); 8884Assert.Equal(NullableAnnotation.NotAnnotated, getParameterType(comp1).NullableAnnotation); 8891Assert.Equal(NullableAnnotation.NotAnnotated, getParameterType(comp1).NullableAnnotation); 8897Assert.Equal(NullableAnnotation.NotAnnotated, getParameterType(comp1).NullableAnnotation); 8934Assert.Equal(NullableAnnotation.Oblivious, c.GetMember<FieldSymbol>("C.F").TypeWithAnnotations.NullableAnnotation); 8935Assert.Equal(NullableAnnotation.Oblivious, c.GetMember<EventSymbol>("C.E").TypeWithAnnotations.NullableAnnotation); 8936Assert.Equal(NullableAnnotation.Oblivious, c.GetMember<PropertySymbol>("C.P").TypeWithAnnotations.NullableAnnotation); 8938Assert.Equal(NullableAnnotation.Oblivious, indexer.TypeWithAnnotations.NullableAnnotation); 8939Assert.Equal(NullableAnnotation.Oblivious, indexer.Parameters[0].TypeWithAnnotations.NullableAnnotation); 8941Assert.Equal(NullableAnnotation.Oblivious, method.ReturnTypeWithAnnotations.NullableAnnotation); 8942Assert.Equal(NullableAnnotation.Oblivious, method.Parameters[0].TypeWithAnnotations.NullableAnnotation); 8981Assert.Equal(NullableAnnotation.Oblivious, tuple.TupleElements[0].TypeWithAnnotations.NullableAnnotation); 8982Assert.Equal(NullableAnnotation.Oblivious, tuple.TupleElements[1].TypeWithAnnotations.NullableAnnotation); 9022Assert.Equal(NullableAnnotation.Oblivious, constraintType.NullableAnnotation); 9025Assert.Equal(NullableAnnotation.Oblivious, constraintType.NullableAnnotation); 9028Assert.Equal(NullableAnnotation.Oblivious, constraintType.NullableAnnotation); 9048Assert.Equal(NullableAnnotation.Oblivious, typeArg.NullableAnnotation); 9050Assert.Equal(NullableAnnotation.Oblivious, method.ReturnTypeWithAnnotations.NullableAnnotation); 9052Assert.Equal(NullableAnnotation.Oblivious, typeArg.NullableAnnotation); 9054Assert.Equal(NullableAnnotation.Oblivious, parameter.TypeWithAnnotations.NullableAnnotation); 9056Assert.Equal(NullableAnnotation.Oblivious, typeArg.NullableAnnotation); 10355Assert.Equal(NullableAnnotation.Oblivious, typeArg.NullableAnnotation); 10360Assert.Equal(NullableAnnotation.Oblivious, typeArg.NullableAnnotation); 11203Assert.Equal(nullableAnnotation, type.NullableAnnotation); 11306Assert.Equal(nullableAnnotation, type.NullableAnnotation); 12100Assert.Equal(NullableAnnotation.Annotated, m1.Parameters[0].TypeWithAnnotations.NullableAnnotation); 13899Assert.Equal(NullableAnnotation.Annotated, m1.Parameters[0].TypeWithAnnotations.NullableAnnotation); 13905Assert.Equal(NullableAnnotation.Annotated, m2.ReturnTypeWithAnnotations.NullableAnnotation); 59062Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 59096Assert.Equal(NullableAnnotation.Oblivious, symbol.TypeWithAnnotations.NullableAnnotation); 59124Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 59156Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 59185Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 59218Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 59250Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 59283Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 59317Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 59344Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 59374Assert.Equal(NullableAnnotation.Annotated, type.NullableAnnotation); 59402Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 59406Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 59410Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 71297Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 71301Assert.Equal(NullableAnnotation.NotAnnotated, symbol.TypeWithAnnotations.NullableAnnotation); 71333Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 71336Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 71374Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 71377Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 71411Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 71414Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 71448Assert.Equal(NullableAnnotation.NotAnnotated, symbol.TypeWithAnnotations.NullableAnnotation); 71451Assert.Equal(NullableAnnotation.NotAnnotated, symbol.TypeWithAnnotations.NullableAnnotation); 71483Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 71486Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 71516Assert.Equal(NullableAnnotation.NotAnnotated, symbol.TypeWithAnnotations.NullableAnnotation); 71553Assert.Equal(NullableAnnotation.NotAnnotated, symbol.TypeWithAnnotations.NullableAnnotation); 71556Assert.Equal(NullableAnnotation.Annotated, symbol.TypeWithAnnotations.NullableAnnotation); 113521Assert.Equal(NullableAnnotation.NotAnnotated, f1.TypeWithAnnotations.NullableAnnotation); 113546Assert.Equal(NullableAnnotation.Oblivious, f1.TypeWithAnnotations.NullableAnnotation); 138292Assert.Equal(NullableAnnotation.NotAnnotated, interfaces[0].TypeArgumentsWithAnnotationsNoUseSiteDiagnostics.Single().NullableAnnotation); 138294Assert.Equal(NullableAnnotation.Oblivious, interfaces[1].TypeArgumentsWithAnnotationsNoUseSiteDiagnostics.Single().NullableAnnotation); 139464Assert.True(dGoo.Parameters[0].TypeWithAnnotations.NullableAnnotation == NullableAnnotation.Annotated); 139492Assert.Equal(NullableAnnotation.Annotated, c2Goo.Parameters[0].TypeWithAnnotations.NullableAnnotation); 139520Assert.Equal(NullableAnnotation.Annotated, ((ArrayTypeSymbol)c2Goo.Parameters[0].Type).ElementTypeWithAnnotations.NullableAnnotation); 139550Assert.Equal(NullableAnnotation.NotAnnotated, tuple.TupleElements[0].TypeWithAnnotations.NullableAnnotation); 139552Assert.Equal(NullableAnnotation.Annotated, tuple.TupleElements[1].TypeWithAnnotations.NullableAnnotation); 139580Assert.Equal(NullableAnnotation.Annotated, c2Goo.ReturnTypeWithAnnotations.NullableAnnotation); 139608Assert.Equal(NullableAnnotation.Annotated, ((ArrayTypeSymbol)c2Goo.ReturnType).ElementTypeWithAnnotations.NullableAnnotation); 139638Assert.Equal(NullableAnnotation.NotAnnotated, tuple.TupleElements[0].TypeWithAnnotations.NullableAnnotation); 139640Assert.Equal(NullableAnnotation.Annotated, tuple.TupleElements[1].TypeWithAnnotations.NullableAnnotation); 139663Assert.Equal(NullableAnnotation.Annotated, dGoo.Parameters[0].TypeWithAnnotations.NullableAnnotation); 139686Assert.Equal(NullableAnnotation.Annotated, ((ArrayTypeSymbol)dGoo.Parameters[0].Type).ElementTypeWithAnnotations.NullableAnnotation); 139711Assert.Equal(NullableAnnotation.NotAnnotated, tuple.TupleElements[0].TypeWithAnnotations.NullableAnnotation); 139713Assert.Equal(NullableAnnotation.Annotated, tuple.TupleElements[1].TypeWithAnnotations.NullableAnnotation); 139736Assert.Equal(NullableAnnotation.Annotated, dGoo.ReturnTypeWithAnnotations.NullableAnnotation); 139759Assert.Equal(NullableAnnotation.Annotated, ((ArrayTypeSymbol)dGoo.ReturnType).ElementTypeWithAnnotations.NullableAnnotation); 139784Assert.Equal(NullableAnnotation.NotAnnotated, tuple.TupleElements[0].TypeWithAnnotations.NullableAnnotation); 139786Assert.Equal(NullableAnnotation.Annotated, tuple.TupleElements[1].TypeWithAnnotations.NullableAnnotation); 139811Assert.Equal(NullableAnnotation.Annotated, dGoo.ReturnTypeWithAnnotations.NullableAnnotation); 139817Assert.Equal(NullableAnnotation.Annotated, tuple.TupleElements[0].TypeWithAnnotations.NullableAnnotation); 150037Assert.Equal(NullableAnnotation.Annotated, parameterType.NullableAnnotation); 154954Assert.Equal(expectedAnnotation, symbol.GetSymbol<LocalSymbol>().TypeWithAnnotations.NullableAnnotation);

1680Assert.Equal(NullableAnnotation.NotAnnotated, p1.TypeWithAnnotations.NullableAnnotation); 1684Assert.Equal(NullableAnnotation.Annotated, p2.TypeWithAnnotations.NullableAnnotation); 1688Assert.Equal(NullableAnnotation.Oblivious, p3.TypeWithAnnotations.NullableAnnotation);

158return (type.NullableAnnotation != NullableAnnotation.Oblivious && typeSymbol.IsReferenceType && !typeSymbol.IsErrorType()) ||