38NullableFlowState result = NullableFlowState.NotNull;

210private static readonly TypeWithState _invalidType = TypeWithState.Create(new UnsupportedMetadataTypeSymbol(), NullableFlowState.NotNull); 1931return NullableFlowState.NotNull; 1964return NullableFlowState.NotNull; 1994return NullableFlowState.NotNull; 2340case NullableFlowState.NotNull: 2712NullableFlowState.NotNull; 2744/// and the new state is not <see cref="NullableFlowState.NotNull"/>, this method should be called to perform the 2752if (newState != NullableFlowState.NotNull && NonMonotonicState.HasValue) 2933return TypeWithState.Create(parameterType.Type, NullableFlowState.NotNull); 3236SetState(ref state, slot, NullableFlowState.NotNull); 3735SetResultType(node, TypeWithState.Create(null, NullableFlowState.NotNull)); 3743SetResultType(node, TypeWithState.Create(null, NullableFlowState.NotNull)); 3866return NullableFlowState.NotNull; 3981Debug.Assert(resultState == NullableFlowState.NotNull); 4021return (-1, NullableFlowState.NotNull, inferInitialObjectStateAsContinuation(node, arguments, argumentResults, hasObjectInitializer)); 4027var resultState = NullableFlowState.NotNull; 4094Debug.Assert(resultState == NullableFlowState.NotNull); 4228var result = new VisitResult(objectInitializer.Type, NullableAnnotation.NotAnnotated, NullableFlowState.NotNull); 4417SetAnalyzedNullability(node.ImplicitReceiverOpt, new VisitResult(node.ImplicitReceiverOpt.Type, NullableAnnotation.NotAnnotated, NullableFlowState.NotNull)); 4474SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 4479var resultType = TypeWithState.Create(node.Type, NullableFlowState.NotNull); 4587SetResultType(node, TypeWithState.Create(anonymousType, NullableFlowState.NotNull)); 4619SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 4624SetResultType(node, TypeWithState.Create(arrayType, NullableFlowState.NotNull)); 4901NullableFlowState resultState = NullableFlowState.NotNull; 4932resultState = NullableFlowState.NotNull; 5464SetState(ref stateToUpdate, slot, NullableFlowState.NotNull); 5493SetState(ref state, slot, NullableFlowState.NotNull); 5518if (GetState(ref state, slot) == NullableFlowState.NotNull) 5550SetState(ref state, childSlot, NullableFlowState.NotNull); 5629SetState(ref this.State, leftSlot, NullableFlowState.NotNull); 5684BoundNullCoalescingOperatorResultKind.NoCommonType => (node.Type, NullableFlowState.NotNull), 5689BoundNullCoalescingOperatorResultKind.RightDynamicType => (rightResultType!, NullableFlowState.NotNull), 5706return (rightType, NullableFlowState.NotNull); 5711return (leftType, NullableFlowState.NotNull); 5726TypeWithState.Create(leftType, NullableFlowState.NotNull), 5737return (rightType, NullableFlowState.NotNull); 6232SetResultType(node, TypeWithState.Create(rvalueType, NullableFlowState.NotNull)); 6581return NullableFlowState.NotNull; 6710return TypeWithState.Create(typeWithState.Type, NullableFlowState.NotNull); 7269SetState(ref state, memberSlot, NullableFlowState.NotNull); 7704return TypeWithState.Create(typeWithState.Type, NullableFlowState.NotNull); 7723return TypeWithState.Create(typeWithState.Type, NullableFlowState.NotNull); 7742return TypeWithState.Create(typeWithState.Type, NullableFlowState.NotNull); 8489SetResultType(node, TypeWithState.Create(null, NullableFlowState.NotNull)); 8496SetState(ref this.State, slot, NullableFlowState.NotNull); 8514SetResultType(node, TypeWithState.Create(tupleOpt, NullableFlowState.NotNull)); 8636SetState(ref this.State, targetFieldSlot, NullableFlowState.NotNull); 8653SetState(ref this.State, targetFieldSlot, NullableFlowState.NotNull); 8889NullableFlowState resultState = NullableFlowState.NotNull; 8921resultState = NullableFlowState.NotNull; 8945return TypeWithState.Create(targetType, NullableFlowState.NotNull); 8951resultState = NullableFlowState.NotNull; 8955resultState = NullableFlowState.NotNull; 8960resultState = NullableFlowState.NotNull; 9000resultState = NullableFlowState.NotNull; 9124resultState = NullableFlowState.NotNull; 9198resultState = NullableFlowState.NotNull; 9415var resultType = TypeWithState.Create(targetType, NullableFlowState.NotNull); 9695var result = TypeWithState.Create(delegateType, NullableFlowState.NotNull); 9980var rvalueResult = TypeWithState.Create(node.Type, NullableFlowState.NotNull); 10383var valueBeforeNullableWrapping = TypeWithState.Create(underlyingType.Type, NullableFlowState.NotNull); 10859SetState(ref this.StateWhenTrue, containingSlot, NullableFlowState.NotNull); 11077if (enumeratorReturnType.State != NullableFlowState.NotNull) 11158var state = NullableFlowState.NotNull; 11354TypeWithState.Create(node.Type, node.OperatorKind.IsLifted() ? argumentResult.State : NullableFlowState.NotNull); 11401return TypeWithState.Create(node.Type, NullableFlowState.NotNull); 11519SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 11556SetState(ref this.State, slot, NullableFlowState.NotNull); 11602NullableFlowState resultState = NullableFlowState.NotNull; 11655SetResultType(node, TypeWithState.Create(node.Type, node.Type?.CanContainNull() != false && node.ConstantValueOpt?.IsNull == true ? NullableFlowState.MaybeDefault : NullableFlowState.NotNull)); 11939SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 11954SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 12003SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 12009SetResultType(node, TypeWithState.Create(type, NullableFlowState.NotNull)); 12077SetState(ref this.State, slot, NullableFlowState.NotNull); 12166Debug.Assert(ResultType is TypeWithState { Type: FunctionPointerTypeSymbol { }, State: NullableFlowState.NotNull }); 12471SetValue(Id, index, useNotNullsAsDefault ? NullableFlowState.NotNull : walker.GetDefaultState(ref this, slot)); 12503return NullableFlowState.NotNull; 12512(false, false) => NullableFlowState.NotNull, // Should not be reachable 12515(true, true) => NullableFlowState.NotNull 12544NullableFlowState.NotNull => (true, true), 12598var oldValue = oldReachable ? GetValue(i) : NullableFlowState.NotNull;

481SetState(ref State, outputSlot, NullableFlowState.NotNull); 577SetState(ref this.State, outputSlot, NullableFlowState.NotNull); // Slice value is assumed to be never null

1204return NullableFlowState.NotNull; 1208return type.IsNullableTypeOrTypeParameter() ? NullableFlowState.MaybeNull : NullableFlowState.NotNull; 1215return NullableFlowState.NotNull; 1220return NullableFlowState.NotNull; 1240if (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;