38NullableFlowState result = NullableFlowState.NotNull;

235private static readonly TypeWithState _invalidType = TypeWithState.Create(new UnsupportedMetadataTypeSymbol(), NullableFlowState.NotNull); 1992return NullableFlowState.NotNull; 2025return NullableFlowState.NotNull; 2055return NullableFlowState.NotNull; 2401case NullableFlowState.NotNull: 2776NullableFlowState.NotNull; 2824/// and the new state is not <see cref="NullableFlowState.NotNull"/>, this method should be called to perform the 2832if (newState != NullableFlowState.NotNull && NonMonotonicState.HasValue) 3053return TypeWithState.Create(parameterType.Type, NullableFlowState.NotNull); 3357SetState(ref state, slot, NullableFlowState.NotNull); 3854SetResultType(node, TypeWithState.Create(null, NullableFlowState.NotNull)); 3862SetResultType(node, TypeWithState.Create(null, NullableFlowState.NotNull)); 4034return NullableFlowState.NotNull; 4153Debug.Assert(resultState == NullableFlowState.NotNull); 4193return (-1, NullableFlowState.NotNull, inferInitialObjectStateAsContinuation(node, arguments, argumentResults, hasObjectInitializer)); 4199var resultState = NullableFlowState.NotNull; 4266Debug.Assert(resultState == NullableFlowState.NotNull); 4400var result = new VisitResult(objectInitializer.Type, NullableAnnotation.NotAnnotated, NullableFlowState.NotNull); 4627SetAnalyzedNullability(node.ImplicitReceiverOpt, new VisitResult(node.ImplicitReceiverOpt.Type, NullableAnnotation.NotAnnotated, NullableFlowState.NotNull)); 4685SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 4690var resultType = TypeWithState.Create(node.Type, NullableFlowState.NotNull); 4798SetResultType(node, TypeWithState.Create(anonymousType, NullableFlowState.NotNull)); 4830SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 4835SetResultType(node, TypeWithState.Create(arrayType, NullableFlowState.NotNull)); 5113NullableFlowState resultState = NullableFlowState.NotNull; 5144resultState = NullableFlowState.NotNull; 5733SetState(ref stateToUpdate, slot, NullableFlowState.NotNull); 5762SetState(ref state, slot, NullableFlowState.NotNull); 5787if (GetState(ref state, slot) == NullableFlowState.NotNull) 5819SetState(ref state, childSlot, NullableFlowState.NotNull); 5898SetState(ref this.State, leftSlot, NullableFlowState.NotNull); 5953BoundNullCoalescingOperatorResultKind.NoCommonType => (node.Type, NullableFlowState.NotNull), 5958BoundNullCoalescingOperatorResultKind.RightDynamicType => (rightResultType!, NullableFlowState.NotNull), 5975return (rightType, NullableFlowState.NotNull); 5980return (leftType, NullableFlowState.NotNull); 5995TypeWithState.Create(leftType, NullableFlowState.NotNull), 6006return (rightType, NullableFlowState.NotNull); 6502SetResultType(node, TypeWithState.Create(rvalueType, NullableFlowState.NotNull)); 7033return NullableFlowState.NotNull; 7167return TypeWithState.Create(typeWithState.Type, NullableFlowState.NotNull); 7757SetState(ref state, memberSlot, NullableFlowState.NotNull); 8192return TypeWithState.Create(typeWithState.Type, NullableFlowState.NotNull); 8211return TypeWithState.Create(typeWithState.Type, NullableFlowState.NotNull); 8230return TypeWithState.Create(typeWithState.Type, NullableFlowState.NotNull); 9063SetResultType(node, TypeWithState.Create(null, NullableFlowState.NotNull)); 9070SetState(ref this.State, slot, NullableFlowState.NotNull); 9088SetResultType(node, TypeWithState.Create(tupleOpt, NullableFlowState.NotNull)); 9210SetState(ref this.State, targetFieldSlot, NullableFlowState.NotNull); 9227SetState(ref this.State, targetFieldSlot, NullableFlowState.NotNull); 9463NullableFlowState resultState = NullableFlowState.NotNull; 9495resultState = NullableFlowState.NotNull; 9519return TypeWithState.Create(targetType, NullableFlowState.NotNull); 9525resultState = NullableFlowState.NotNull; 9529resultState = NullableFlowState.NotNull; 9534resultState = NullableFlowState.NotNull; 9574resultState = NullableFlowState.NotNull; 9698resultState = NullableFlowState.NotNull; 9772resultState = NullableFlowState.NotNull; 9997var resultType = TypeWithState.Create(targetType, NullableFlowState.NotNull); 10277var result = TypeWithState.Create(delegateType, NullableFlowState.NotNull); 10574var rvalueResult = TypeWithState.Create(node.Type, NullableFlowState.NotNull); 10992var valueBeforeNullableWrapping = TypeWithState.Create(underlyingType.Type, NullableFlowState.NotNull); 11121SetResultType(node, TypeWithState.Create(receiverType.Type, NullableFlowState.NotNull)); 11145SetResultType(node, TypeWithState.Create(opType.Type, NullableFlowState.NotNull)); 11298SetResultType(node, TypeWithState.Create(receiverType.Type, NullableFlowState.NotNull)); 11326SetResultType(node, TypeWithState.Create(opType.Type, NullableFlowState.NotNull)); 11640SetState(ref this.StateWhenTrue, containingSlot, NullableFlowState.NotNull); 11861if (enumeratorReturnType.State != NullableFlowState.NotNull) 11942var state = NullableFlowState.NotNull; 12146TypeWithState.Create(node.Type, node.OperatorKind.IsLifted() ? argumentResult.State : NullableFlowState.NotNull); 12414SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 12451SetState(ref this.State, slot, NullableFlowState.NotNull); 12497NullableFlowState resultState = NullableFlowState.NotNull; 12550SetResultType(node, TypeWithState.Create(node.Type, node.Type?.CanContainNull() != false && node.ConstantValueOpt?.IsNull == true ? NullableFlowState.MaybeDefault : NullableFlowState.NotNull)); 12834SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 12849SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 12898SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 12904SetResultType(node, TypeWithState.Create(type, NullableFlowState.NotNull)); 12972SetState(ref this.State, slot, NullableFlowState.NotNull); 13061Debug.Assert(ResultType is TypeWithState { Type: FunctionPointerTypeSymbol { }, State: NullableFlowState.NotNull }); 13366SetValue(Id, index, useNotNullsAsDefault ? NullableFlowState.NotNull : walker.GetDefaultState(ref this, slot)); 13398return NullableFlowState.NotNull; 13407(false, false) => NullableFlowState.NotNull, // Should not be reachable 13410(true, true) => NullableFlowState.NotNull 13439NullableFlowState.NotNull => (true, true), 13493var oldValue = oldReachable ? GetValue(i) : NullableFlowState.NotNull;

481SetState(ref State, outputSlot, NullableFlowState.NotNull); 579SetState(ref this.State, outputSlot, NullableFlowState.NotNull); // Slice value is assumed to be never null

1233return NullableFlowState.NotNull; 1237return type.IsNullableTypeOrTypeParameter() ? NullableFlowState.MaybeNull : NullableFlowState.NotNull; 1244return NullableFlowState.NotNull; 1249return NullableFlowState.NotNull; 1269if (state == NullableFlowState.NotNull)

11/// When in doubt we conservatively use <see cref="NullableFlowState.NotNull"/>

13public static bool MayBeNull(this NullableFlowState state) => state != NullableFlowState.NotNull; 15public static bool IsNotNull(this NullableFlowState state) => state == NullableFlowState.NotNull; 25/// The result is <see cref="NullableFlowState.NotNull"/> if either operand is that. 32CSharp.NullableFlowState.NotNull => CodeAnalysis.NullableFlowState.NotNull, 42CodeAnalysis.NullableFlowState.None => CSharp.NullableFlowState.NotNull, 43CodeAnalysis.NullableFlowState.NotNull => CSharp.NullableFlowState.NotNull,

817return annotation.IsAnnotated() ? NullableFlowState.MaybeDefault : NullableFlowState.NotNull; 821return annotation switch { NullableAnnotation.Annotated => NullableFlowState.MaybeDefault, NullableAnnotation.NotAnnotated => NullableFlowState.MaybeNull, _ => NullableFlowState.NotNull }; 825return annotation switch { NullableAnnotation.Annotated => NullableFlowState.MaybeDefault, _ => NullableFlowState.NotNull }; 831return annotation switch { NullableAnnotation.Annotated => NullableFlowState.MaybeNull, _ => NullableFlowState.NotNull };

21public bool IsNotNull => State == NullableFlowState.NotNull; 36var state = defaultState != NullableFlowState.NotNull && type?.CanContainNull() != false ? NullableFlowState.MaybeNull : NullableFlowState.NotNull; 54state = NullableFlowState.NotNull; 63state = NullableFlowState.NotNull; 71Debug.Assert(state == NullableFlowState.NotNull || type?.CanContainNull() != false); 81public TypeWithState WithNotNullState() => new TypeWithState(Type, NullableFlowState.NotNull); 83public TypeWithState WithSuppression(bool suppress) => suppress ? new TypeWithState(Type, NullableFlowState.NotNull) : this;

126920var inputs = new[] { NullableFlowState.NotNull, NullableFlowState.MaybeNull }; 126926{ NullableFlowState.NotNull, NullableFlowState.MaybeNull }, 126952var inputs = new[] { NullableFlowState.NotNull, NullableFlowState.MaybeNull }; 126957{ NullableFlowState.NotNull, NullableFlowState.NotNull }, 126958{ NullableFlowState.NotNull, NullableFlowState.MaybeNull },