38NullableFlowState result = NullableFlowState.NotNull;

210private static readonly TypeWithState _invalidType = TypeWithState.Create(new UnsupportedMetadataTypeSymbol(), NullableFlowState.NotNull); 1933return NullableFlowState.NotNull; 1966return NullableFlowState.NotNull; 1996return NullableFlowState.NotNull; 2342case NullableFlowState.NotNull: 2714NullableFlowState.NotNull; 2746/// and the new state is not <see cref="NullableFlowState.NotNull"/>, this method should be called to perform the 2754if (newState != NullableFlowState.NotNull && NonMonotonicState.HasValue) 2935return TypeWithState.Create(parameterType.Type, NullableFlowState.NotNull); 3238SetState(ref state, slot, NullableFlowState.NotNull); 3737SetResultType(node, TypeWithState.Create(null, NullableFlowState.NotNull)); 3745SetResultType(node, TypeWithState.Create(null, NullableFlowState.NotNull)); 3868return NullableFlowState.NotNull; 3983Debug.Assert(resultState == NullableFlowState.NotNull); 4023return (-1, NullableFlowState.NotNull, inferInitialObjectStateAsContinuation(node, arguments, argumentResults, hasObjectInitializer)); 4029var resultState = NullableFlowState.NotNull; 4096Debug.Assert(resultState == NullableFlowState.NotNull); 4230var result = new VisitResult(objectInitializer.Type, NullableAnnotation.NotAnnotated, NullableFlowState.NotNull); 4419SetAnalyzedNullability(node.ImplicitReceiverOpt, new VisitResult(node.ImplicitReceiverOpt.Type, NullableAnnotation.NotAnnotated, NullableFlowState.NotNull)); 4476SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 4481var resultType = TypeWithState.Create(node.Type, NullableFlowState.NotNull); 4589SetResultType(node, TypeWithState.Create(anonymousType, NullableFlowState.NotNull)); 4621SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 4626SetResultType(node, TypeWithState.Create(arrayType, NullableFlowState.NotNull)); 4903NullableFlowState resultState = NullableFlowState.NotNull; 4934resultState = NullableFlowState.NotNull; 5466SetState(ref stateToUpdate, slot, NullableFlowState.NotNull); 5495SetState(ref state, slot, NullableFlowState.NotNull); 5520if (GetState(ref state, slot) == NullableFlowState.NotNull) 5552SetState(ref state, childSlot, NullableFlowState.NotNull); 5631SetState(ref this.State, leftSlot, NullableFlowState.NotNull); 5686BoundNullCoalescingOperatorResultKind.NoCommonType => (node.Type, NullableFlowState.NotNull), 5691BoundNullCoalescingOperatorResultKind.RightDynamicType => (rightResultType!, NullableFlowState.NotNull), 5708return (rightType, NullableFlowState.NotNull); 5713return (leftType, NullableFlowState.NotNull); 5728TypeWithState.Create(leftType, NullableFlowState.NotNull), 5739return (rightType, NullableFlowState.NotNull); 6234SetResultType(node, TypeWithState.Create(rvalueType, NullableFlowState.NotNull)); 6583return NullableFlowState.NotNull; 6712return TypeWithState.Create(typeWithState.Type, NullableFlowState.NotNull); 7277SetState(ref state, memberSlot, NullableFlowState.NotNull); 7712return TypeWithState.Create(typeWithState.Type, NullableFlowState.NotNull); 7731return TypeWithState.Create(typeWithState.Type, NullableFlowState.NotNull); 7750return TypeWithState.Create(typeWithState.Type, NullableFlowState.NotNull); 8497SetResultType(node, TypeWithState.Create(null, NullableFlowState.NotNull)); 8504SetState(ref this.State, slot, NullableFlowState.NotNull); 8522SetResultType(node, TypeWithState.Create(tupleOpt, NullableFlowState.NotNull)); 8644SetState(ref this.State, targetFieldSlot, NullableFlowState.NotNull); 8661SetState(ref this.State, targetFieldSlot, NullableFlowState.NotNull); 8897NullableFlowState resultState = NullableFlowState.NotNull; 8929resultState = NullableFlowState.NotNull; 8953return TypeWithState.Create(targetType, NullableFlowState.NotNull); 8959resultState = NullableFlowState.NotNull; 8963resultState = NullableFlowState.NotNull; 8968resultState = NullableFlowState.NotNull; 9008resultState = NullableFlowState.NotNull; 9132resultState = NullableFlowState.NotNull; 9206resultState = NullableFlowState.NotNull; 9423var resultType = TypeWithState.Create(targetType, NullableFlowState.NotNull); 9703var result = TypeWithState.Create(delegateType, NullableFlowState.NotNull); 9988var rvalueResult = TypeWithState.Create(node.Type, NullableFlowState.NotNull); 10391var valueBeforeNullableWrapping = TypeWithState.Create(underlyingType.Type, NullableFlowState.NotNull); 10867SetState(ref this.StateWhenTrue, containingSlot, NullableFlowState.NotNull); 11085if (enumeratorReturnType.State != NullableFlowState.NotNull) 11166var state = NullableFlowState.NotNull; 11362TypeWithState.Create(node.Type, node.OperatorKind.IsLifted() ? argumentResult.State : NullableFlowState.NotNull); 11409return TypeWithState.Create(node.Type, NullableFlowState.NotNull); 11527SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 11564SetState(ref this.State, slot, NullableFlowState.NotNull); 11610NullableFlowState resultState = NullableFlowState.NotNull; 11663SetResultType(node, TypeWithState.Create(node.Type, node.Type?.CanContainNull() != false && node.ConstantValueOpt?.IsNull == true ? NullableFlowState.MaybeDefault : NullableFlowState.NotNull)); 11947SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 11962SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 12011SetResultType(node, TypeWithState.Create(node.Type, NullableFlowState.NotNull)); 12017SetResultType(node, TypeWithState.Create(type, NullableFlowState.NotNull)); 12085SetState(ref this.State, slot, NullableFlowState.NotNull); 12174Debug.Assert(ResultType is TypeWithState { Type: FunctionPointerTypeSymbol { }, State: NullableFlowState.NotNull }); 12479SetValue(Id, index, useNotNullsAsDefault ? NullableFlowState.NotNull : walker.GetDefaultState(ref this, slot)); 12511return NullableFlowState.NotNull; 12520(false, false) => NullableFlowState.NotNull, // Should not be reachable 12523(true, true) => NullableFlowState.NotNull 12552NullableFlowState.NotNull => (true, true), 12606var 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;