28private sealed class ConstantValueBad : ConstantValue 68private sealed class ConstantValueNull : ConstantValue 134private sealed class ConstantValueString : ConstantValue 229private sealed class ConstantValueDecimal : ConstantValue 270private sealed class ConstantValueDateTime : ConstantValue 313private abstract class ConstantValueDiscriminated : ConstantValue

224KeyValuePair<ConstantValue, object>[] caseLabels, 257KeyValuePair<ConstantValue, object>[] caseLabels, 566internal void EmitConstantValue(ConstantValue value, SyntaxNode? syntaxNode)

79private readonly ConcurrentDictionary<(ImmutableArray<ConstantValue> Constants, ushort ElementType), CachedArrayField> _cachedArrayFieldsForConstants = 80new ConcurrentDictionary<(ImmutableArray<ConstantValue> Constants, ushort ElementType), CachedArrayField>(ConstantValueAndUShortEqualityComparer.Instance); 220internal Cci.IFieldReference CreateArrayCachingField(ImmutableArray<ConstantValue> constants, Cci.IArrayTypeReference arrayType, EmitContext emitContext) 533private static string ConstantsToHex(ImmutableArray<ConstantValue> constants) 594private sealed class ConstantValueAndUShortEqualityComparer : EqualityComparer<(ImmutableArray<ConstantValue> Constants, ushort Value)> 600public override bool Equals((ImmutableArray<ConstantValue> Constants, ushort Value) x, (ImmutableArray<ConstantValue> Constants, ushort Value) y) 623public override int GetHashCode((ImmutableArray<ConstantValue> Constants, ushort Value) obj) 626foreach (var constant in obj.Constants)

45private readonly ImmutableArray<KeyValuePair<ConstantValue, object>> _sortedCaseLabels; 57KeyValuePair<ConstantValue, object>[] caseLabels, 116if (sortedCaseLabels[0].Key != ConstantValue.Null) 146private static int CompareIntegralSwitchLabels(KeyValuePair<ConstantValue, object> first, KeyValuePair<ConstantValue, object> second) 148ConstantValue firstConstant = first.Key; 149ConstantValue secondConstant = second.Key; 303ConstantValue pivotConstant = switchBuckets[mid - 1].EndConstant; 334ConstantValue constant = c.Key; 371ConstantValue startConstant = switchBucket.StartConstant; 393ConstantValue caseLabelConstant = switchBucket[nextCaseIndex].Key; 421private void EmitCondBranchForSwitch(ILOpCode branchCode, ConstantValue constant, object targetLabel) 437private void EmitEqBranchForSwitch(ConstantValue constant, object targetLabel) 458private void EmitRangeCheckedBranch(ConstantValue startConstant, ConstantValue endConstant, object targetLabel) 478int Int32Value(ConstantValue value) 521private void EmitNormalizedSwitchKey(ConstantValue startConstant, ConstantValue endConstant, object bucketFallThroughLabel) 542private void EmitRangeCheckIfNeeded(ConstantValue startConstant, ConstantValue endConstant, object bucketFallThroughLabel)

18private readonly ImmutableArray<KeyValuePair<ConstantValue, object>> _allLabels; 54internal SwitchBucket(ImmutableArray<KeyValuePair<ConstantValue, object>> allLabels, int index) 62private SwitchBucket(ImmutableArray<KeyValuePair<ConstantValue, object>> allLabels, int startIndex, int endIndex) 72internal SwitchBucket(ImmutableArray<KeyValuePair<ConstantValue, object>> allLabels, int startIndex, int endIndex, bool isDegenerate) 91internal KeyValuePair<ConstantValue, object> this[int i] 144var lastConst = this.StartConstant; 171private bool IsContiguous(ConstantValue lastConst, ConstantValue nextConst) 181private static ulong GetBucketSize(ConstantValue startConstant, ConstantValue endConstant) 203private static bool BucketOverflowUInt64Limit(ConstantValue startConstant, ConstantValue endConstant) 223private static bool BucketOverflow(ConstantValue startConstant, ConstantValue endConstant) 245internal ConstantValue StartConstant 253internal ConstantValue EndConstant 261private static bool IsValidSwitchBucketConstant(ConstantValue constant) 269private static bool IsValidSwitchBucketConstantPair(ConstantValue startConstant, ConstantValue endConstant) 284var startConstant = bucket1.StartConstant; 285var endConstant = bucket2.EndConstant;

16using HashBucket = List<KeyValuePair<ConstantValue, object>>; 35private readonly KeyValuePair<ConstantValue, object>[] _caseLabels; 48public delegate void EmitStringCompareAndBranch(LocalOrParameter key, ConstantValue stringConstant, object targetLabel); 75KeyValuePair<ConstantValue, object>[] caseLabels, 141var jumpTableLabels = new KeyValuePair<ConstantValue, object>[count]; 146ConstantValue hashConstant = ConstantValue.Create(hashValue); 149jumpTableLabels[i] = new KeyValuePair<ConstantValue, object>(hashConstant, hashBucketLabel); 169private void EmitNonHashTableSwitch(KeyValuePair<ConstantValue, object>[] labels) 180private void EmitCondBranchForStringSwitch(ConstantValue stringConstant, object targetLabel) 192KeyValuePair<ConstantValue, object>[] caseLabels, 200ConstantValue stringConstant = kvPair.Key;

1769internal abstract IConvertibleConversion ClassifyConvertibleConversion(IOperation source, ITypeSymbol destination, out ConstantValue? constantValue);

9public static ConstantValue SynthesizeNumeric(ITypeSymbol type, int value) 14return ConstantValue.Create(value); 16return ConstantValue.Create((long)value); 18return ConstantValue.Create((uint)value); 20return ConstantValue.Create((ulong)value); 22return ConstantValue.Create((ushort)value); 24return ConstantValue.Create((short)value); 26return ConstantValue.Create((sbyte)value); 28return ConstantValue.Create((byte)value); 30return ConstantValue.Create((char)value); 32return ConstantValue.Create(value != 0); 34return ConstantValue.Create((float)value); 36return ConstantValue.Create((double)value); 38return ConstantValue.Create(1, ConstantValueTypeDiscriminator.Int32); 46return ConstantValue.Bad;

39internal abstract partial class ConstantValue : IEquatable<ConstantValue?>, IFormattable 89public const ConstantValue? NotAvailable = null; 91public static ConstantValue Bad { get { return ConstantValueBad.Instance; } } 92public static ConstantValue Null { get { return ConstantValueNull.Instance; } } 93public static ConstantValue Nothing { get { return Null; } } 96public static ConstantValue Unset { get { return ConstantValueNull.Uninitialized; } } 98public static ConstantValue True { get { return ConstantValueOne.Boolean; } } 99public static ConstantValue False { get { return ConstantValueDefault.Boolean; } } 101public static ConstantValue Create(string? value) 111internal static ConstantValue CreateFromRope(Rope value) 117public static ConstantValue Create(char value) 131public static ConstantValue Create(sbyte value) 145public static ConstantValue Create(byte value) 159public static ConstantValue Create(Int16 value) 173public static ConstantValue Create(UInt16 value) 187public static ConstantValue Create(Int32 value) 201public static ConstantValue Create(UInt32 value) 215public static ConstantValue Create(Int64 value) 229public static ConstantValue Create(UInt64 value) 243public static ConstantValue CreateNativeInt(Int32 value) 257public static ConstantValue CreateNativeUInt(UInt32 value) 271public static ConstantValue Create(bool value) 283public static ConstantValue Create(float value) 297public static ConstantValue CreateSingle(double value) 311public static ConstantValue Create(double value) 325public static ConstantValue Create(decimal value) 345public static ConstantValue Create(DateTime value) 355public static ConstantValue Create(object value, SpecialType st) 362public static ConstantValue? CreateSizeOf(SpecialType st) 365return (size == 0) ? null : ConstantValue.Create(size); 368public static ConstantValue Create(object value, ConstantValueTypeDiscriminator discriminator) 399public static ConstantValue Default(SpecialType st) 406public static ConstantValue Default(ConstantValueTypeDiscriminator discriminator) 864public virtual bool Equals(ConstantValue? other) 879public static bool operator ==(ConstantValue? left, ConstantValue? right) 894public static bool operator !=(ConstantValue? left, ConstantValue? right) 906return this.Equals(obj as ConstantValue);

48public override bool Equals(ConstantValue? other) 105public override bool Equals(ConstantValue? other) 205public override bool Equals(ConstantValue? other) 264public override bool Equals(ConstantValue? other) 305public override bool Equals(ConstantValue? other) 426public override bool Equals(ConstantValue? other) 454public override bool Equals(ConstantValue? other) 477public override bool Equals(ConstantValue? other) 500public override bool Equals(ConstantValue? other) 652public override bool Equals(ConstantValue? other) 670public override bool Equals(ConstantValue? other) 723public override bool Equals(ConstantValue? other) 780public override bool Equals(ConstantValue? other) 823public override bool Equals(ConstantValue? other) 866public override bool Equals(ConstantValue? other) 910public override bool Equals(ConstantValue? other) 944public override bool Equals(ConstantValue? other) 990public override bool Equals(ConstantValue? other)

246internal static ImmutableArray<byte> ComputeSourceHash(ImmutableArray<ConstantValue> constants, SourceHashAlgorithm hashAlgorithm = SourceHashAlgorithms.Default) 251foreach (var constant in constants) 258static byte[] getBytes(ConstantValue constant)

190public abstract Cci.IFieldReference GetArrayCachingFieldForConstants(ImmutableArray<ConstantValue> constants, Cci.IArrayTypeReference arrayType, SyntaxNode syntaxNode, DiagnosticBag diagnostics); 1119public sealed override Cci.IFieldReference GetArrayCachingFieldForConstants(ImmutableArray<ConstantValue> constants, Cci.IArrayTypeReference arrayType, SyntaxNode syntaxNode, DiagnosticBag diagnostics)

20internal static EnumOverflowKind OffsetValue(ConstantValue constantValue, uint offset, out ConstantValue offsetValue) 25offsetValue = ConstantValue.Bad; 36offsetValue = ConstantValue.Create((sbyte)(previous + offset)); 46offsetValue = ConstantValue.Create((byte)(previous + offset)); 56offsetValue = ConstantValue.Create((short)(previous + offset)); 66offsetValue = ConstantValue.Create((ushort)(previous + offset)); 76offsetValue = ConstantValue.Create((int)(previous + offset)); 86offsetValue = ConstantValue.Create((uint)(previous + offset)); 96offsetValue = ConstantValue.Create((long)(previous + offset)); 106offsetValue = ConstantValue.Create((ulong)(previous + offset));

4091internal override ConstantValue? OperationConstantValue => null; 4146internal override ConstantValue? OperationConstantValue => null; 4216internal override ConstantValue? OperationConstantValue => null; 4322internal override ConstantValue? OperationConstantValue => null; 4414internal override ConstantValue? OperationConstantValue => null; 4526internal override ConstantValue? OperationConstantValue => null; 4550internal override ConstantValue? OperationConstantValue => null; 4603internal override ConstantValue? OperationConstantValue => null; 4623internal override ConstantValue? OperationConstantValue => null; 4637internal override ConstantValue? OperationConstantValue => null; 4689internal override ConstantValue? OperationConstantValue => null; 4753internal override ConstantValue? OperationConstantValue => null; 4832internal override ConstantValue? OperationConstantValue => null; 4900internal override ConstantValue? OperationConstantValue => null; 4951internal override ConstantValue? OperationConstantValue => null; 5015internal override ConstantValue? OperationConstantValue => null; 5029internal override ConstantValue? OperationConstantValue => null; 5043internal override ConstantValue? OperationConstantValue => null; 5109internal override ConstantValue? OperationConstantValue => null; 5116internal LiteralOperation(SemanticModel? semanticModel, SyntaxNode syntax, ITypeSymbol? type, ConstantValue? constantValue, bool isImplicit) 5127internal override ConstantValue? OperationConstantValue { get; } 5134internal ConversionOperation(IOperation operand, IConvertibleConversion conversion, bool isTryCast, bool isChecked, SemanticModel? semanticModel, SyntaxNode syntax, ITypeSymbol? type, ConstantValue? constantValue, bool isImplicit) 5187internal override ConstantValue? OperationConstantValue { get; } 5260internal override ConstantValue? OperationConstantValue => null; 5327internal override ConstantValue? OperationConstantValue => null; 5334internal LocalReferenceOperation(ILocalSymbol local, bool isDeclaration, SemanticModel? semanticModel, SyntaxNode syntax, ITypeSymbol? type, ConstantValue? constantValue, bool isImplicit) 5349internal override ConstantValue? OperationConstantValue { get; } 5368internal override ConstantValue? OperationConstantValue => null; 5385internal FieldReferenceOperation(IFieldSymbol field, bool isDeclaration, IOperation? instance, SemanticModel? semanticModel, SyntaxNode syntax, ITypeSymbol? type, ConstantValue? constantValue, bool isImplicit) 5433internal override ConstantValue? OperationConstantValue { get; } 5489internal override ConstantValue? OperationConstantValue => null; 5558internal override ConstantValue? OperationConstantValue => null; 5612internal override ConstantValue? OperationConstantValue => null; 5619internal UnaryOperation(UnaryOperatorKind operatorKind, IOperation operand, bool isLifted, bool isChecked, IMethodSymbol? operatorMethod, ITypeSymbol? constrainedToType, SemanticModel? semanticModel, SyntaxNode syntax, ITypeSymbol? type, ConstantValue? constantValue, bool isImplicit) 5675internal override ConstantValue? OperationConstantValue { get; } 5682internal BinaryOperation(BinaryOperatorKind operatorKind, IOperation leftOperand, IOperation rightOperand, bool isLifted, bool isChecked, bool isCompareText, IMethodSymbol? operatorMethod, ITypeSymbol? constrainedToType, IMethodSymbol? unaryOperatorMethod, SemanticModel? semanticModel, SyntaxNode syntax, ITypeSymbol? type, ConstantValue? constantValue, bool isImplicit) 5753internal override ConstantValue? OperationConstantValue { get; } 5760internal ConditionalOperation(IOperation condition, IOperation whenTrue, IOperation? whenFalse, bool isRef, SemanticModel? semanticModel, SyntaxNode syntax, ITypeSymbol? type, ConstantValue? constantValue, bool isImplicit) 5830internal override ConstantValue? OperationConstantValue { get; } 5837internal CoalesceOperation(IOperation value, IOperation whenNull, IConvertibleConversion valueConversion, SemanticModel? semanticModel, SyntaxNode syntax, ITypeSymbol? type, ConstantValue? constantValue, bool isImplicit) 5897internal override ConstantValue? OperationConstantValue { get; } 5950internal override ConstantValue? OperationConstantValue => null; 5957internal ObjectCreationOperation(IMethodSymbol? constructor, IObjectOrCollectionInitializerOperation? initializer, ImmutableArray<IArgumentOperation> arguments, SemanticModel? semanticModel, SyntaxNode syntax, ITypeSymbol? type, ConstantValue? constantValue, bool isImplicit) 6020internal override ConstantValue? OperationConstantValue { get; } 6072internal override ConstantValue? OperationConstantValue => null; 6139internal override ConstantValue? OperationConstantValue => null; 6158internal override ConstantValue? OperationConstantValue => null; 6214internal override ConstantValue? OperationConstantValue => null; 6266internal override ConstantValue? OperationConstantValue => null; 6284internal SimpleAssignmentOperation(bool isRef, IOperation target, IOperation value, SemanticModel? semanticModel, SyntaxNode syntax, ITypeSymbol? type, ConstantValue? constantValue, bool isImplicit) 6339internal override ConstantValue? OperationConstantValue { get; } 6414internal override ConstantValue? OperationConstantValue => null; 6421internal ParenthesizedOperation(IOperation operand, SemanticModel? semanticModel, SyntaxNode syntax, ITypeSymbol? type, ConstantValue? constantValue, bool isImplicit) 6467internal override ConstantValue? OperationConstantValue { get; } 6532internal override ConstantValue? OperationConstantValue => null; 6595internal override ConstantValue? OperationConstantValue => null; 6612internal override ConstantValue? OperationConstantValue => null; 6619internal InterpolatedStringOperation(ImmutableArray<IInterpolatedStringContentOperation> parts, SemanticModel? semanticModel, SyntaxNode syntax, ITypeSymbol? type, ConstantValue? constantValue, bool isImplicit) 6669internal override ConstantValue? OperationConstantValue { get; } 6725internal override ConstantValue? OperationConstantValue => null; 6781internal override ConstantValue? OperationConstantValue => null; 6844internal override ConstantValue? OperationConstantValue => null; 6851internal NameOfOperation(IOperation argument, SemanticModel? semanticModel, SyntaxNode syntax, ITypeSymbol? type, ConstantValue? constantValue, bool isImplicit) 6897internal override ConstantValue? OperationConstantValue { get; } 6955internal override ConstantValue? OperationConstantValue => null; 7013internal override ConstantValue? OperationConstantValue => null; 7065internal override ConstantValue? OperationConstantValue => null; 7117internal override ConstantValue? OperationConstantValue => null; 7124internal DefaultValueOperation(SemanticModel? semanticModel, SyntaxNode syntax, ITypeSymbol? type, ConstantValue? constantValue, bool isImplicit) 7135internal override ConstantValue? OperationConstantValue { get; } 7154internal override ConstantValue? OperationConstantValue => null; 7161internal SizeOfOperation(ITypeSymbol typeOperand, SemanticModel? semanticModel, SyntaxNode syntax, ITypeSymbol? type, ConstantValue? constantValue, bool isImplicit) 7174internal override ConstantValue? OperationConstantValue { get; } 7226internal override ConstantValue? OperationConstantValue => null; 7289internal override ConstantValue? OperationConstantValue => null; 7352internal override ConstantValue? OperationConstantValue => null; 7404internal override ConstantValue? OperationConstantValue => null; 7463internal override ConstantValue? OperationConstantValue => null; 7515internal override ConstantValue? OperationConstantValue => null; 7532internal override ConstantValue? OperationConstantValue => null; 7594internal override ConstantValue? OperationConstantValue => null; 7641internal override ConstantValue? OperationConstantValue => null; 7692internal override ConstantValue? OperationConstantValue => null; 7743internal override ConstantValue? OperationConstantValue => null; 7798internal override ConstantValue? OperationConstantValue => null; 7866internal override ConstantValue? OperationConstantValue => null; 7947internal override ConstantValue? OperationConstantValue => null; 8008internal override ConstantValue? OperationConstantValue => null; 8085internal override ConstantValue? OperationConstantValue => null; 8159internal override ConstantValue? OperationConstantValue => null; 8183internal override ConstantValue? OperationConstantValue => null; 8246internal override ConstantValue? OperationConstantValue => null; 8308internal override ConstantValue? OperationConstantValue => null; 8361internal override ConstantValue? OperationConstantValue => null; 8412internal override ConstantValue? OperationConstantValue => null; 8468internal override ConstantValue? OperationConstantValue => null; 8541internal override ConstantValue? OperationConstantValue => null; 8603internal override ConstantValue? OperationConstantValue => null; 8625internal override ConstantValue? OperationConstantValue => null; 8690internal override ConstantValue? OperationConstantValue => null; 8757internal override ConstantValue? OperationConstantValue => null; 8828internal override ConstantValue? OperationConstantValue => null; 8847internal override ConstantValue? OperationConstantValue => null; 8900internal override ConstantValue? OperationConstantValue => null; 8907internal FlowCaptureReferenceOperation(CaptureId id, bool isInitialization, SemanticModel? semanticModel, SyntaxNode syntax, ITypeSymbol? type, ConstantValue? constantValue, bool isImplicit) 8922internal override ConstantValue? OperationConstantValue { get; } 8929internal IsNullOperation(IOperation operand, SemanticModel? semanticModel, SyntaxNode syntax, ITypeSymbol? type, ConstantValue? constantValue, bool isImplicit) 8975internal override ConstantValue? OperationConstantValue { get; } 8992internal override ConstantValue? OperationConstantValue => null; 9011internal override ConstantValue? OperationConstantValue => null; 9070internal override ConstantValue? OperationConstantValue => null; 9137internal override ConstantValue? OperationConstantValue => null; 9194internal override ConstantValue? OperationConstantValue => null; 9260internal override ConstantValue? OperationConstantValue => null; 9336internal override ConstantValue? OperationConstantValue => null; 9350internal override ConstantValue? OperationConstantValue => null; 9419internal override ConstantValue? OperationConstantValue => null; 9494internal override ConstantValue? OperationConstantValue => null; 9556internal override ConstantValue? OperationConstantValue => null; 9619internal override ConstantValue? OperationConstantValue => null; 9683internal override ConstantValue? OperationConstantValue => null; 9735internal override ConstantValue? OperationConstantValue => null; 9754internal override ConstantValue? OperationConstantValue => null; 9816internal override ConstantValue? OperationConstantValue => null; 9871internal override ConstantValue? OperationConstantValue => null; 9922internal override ConstantValue? OperationConstantValue => null; 9986internal override ConstantValue? OperationConstantValue => null; 10004internal override ConstantValue? OperationConstantValue => null; 10057internal override ConstantValue? OperationConstantValue => null; 10122internal override ConstantValue? OperationConstantValue => null; 10189internal override ConstantValue? OperationConstantValue => null; 10251internal override ConstantValue? OperationConstantValue => null; 10303internal override ConstantValue? OperationConstantValue => null; 10323internal override ConstantValue? OperationConstantValue => null; 10390internal override ConstantValue? OperationConstantValue => null; 10451internal override ConstantValue? OperationConstantValue => null; 10504internal override ConstantValue? OperationConstantValue => null; 10571internal override ConstantValue? OperationConstantValue => null; 10590internal override ConstantValue? OperationConstantValue => null; 10641internal override ConstantValue? OperationConstantValue => null; 10704internal override ConstantValue? OperationConstantValue => null; 10777internal override ConstantValue? OperationConstantValue => null; 10833internal override ConstantValue? OperationConstantValue => null; 10850internal override ConstantValue? OperationConstantValue => null;

987internal void DecodeLocalConstantBlobOrThrow(ref BlobReader sigReader, out TypeSymbol type, out ConstantValue value) 1012value = ConstantValue.Create(sigReader.ReadDecimal()); 1016value = ConstantValue.Create(sigReader.ReadDateTime()); 1022value = (type.IsReferenceType || type.TypeKind == TypeKind.Pointer || type.TypeKind == TypeKind.FunctionPointer) ? ConstantValue.Null : ConstantValue.Bad; 1026value = ConstantValue.Bad; 1057private static ConstantValue DecodePrimitiveConstantValue(ref BlobReader sigReader, SignatureTypeCode typeCode, out bool isEnumTypeCode) 1063return ConstantValue.Create(sigReader.ReadBoolean()); 1067return ConstantValue.Create(sigReader.ReadChar()); 1071return ConstantValue.Create(sigReader.ReadSByte()); 1075return ConstantValue.Create(sigReader.ReadByte()); 1079return ConstantValue.Create(sigReader.ReadInt16()); 1083return ConstantValue.Create(sigReader.ReadUInt16()); 1087return ConstantValue.Create(sigReader.ReadInt32()); 1091return ConstantValue.Create(sigReader.ReadUInt32()); 1095return ConstantValue.Create(sigReader.ReadInt64()); 1099return ConstantValue.Create(sigReader.ReadUInt64()); 1103return ConstantValue.Create(sigReader.ReadSingle()); 1107return ConstantValue.Create(sigReader.ReadDouble()); 1116return ConstantValue.Bad; 1119return ConstantValue.Null; 1124return ConstantValue.Bad; 1127return ConstantValue.Create(sigReader.ReadUTF16(sigReader.RemainingBytes)); 1132return ConstantValue.Null;

1624internal bool HasDateTimeConstantAttribute(EntityHandle token, out ConstantValue defaultValue) 1633defaultValue = ConstantValue.Bad; 1637defaultValue = ConstantValue.Create(new DateTime(value)); 1647internal bool HasDecimalConstantAttribute(EntityHandle token, out ConstantValue defaultValue) 1653defaultValue = ConstantValue.Create(value); 3611internal ConstantValue GetParamDefaultValue(ParameterHandle param) 3620return constantHandle.IsNil ? ConstantValue.Bad : GetConstantValueOrThrow(constantHandle); 3624return ConstantValue.Bad; 3628internal ConstantValue GetConstantFieldValue(FieldDefinitionHandle fieldDef) 3637return constantHandle.IsNil ? ConstantValue.Bad : GetConstantValueOrThrow(constantHandle); 3641return ConstantValue.Bad; 3732private ConstantValue GetConstantValueOrThrow(ConstantHandle handle) 3739return ConstantValue.Create(reader.ReadBoolean()); 3742return ConstantValue.Create(reader.ReadChar()); 3745return ConstantValue.Create(reader.ReadSByte()); 3748return ConstantValue.Create(reader.ReadInt16()); 3751return ConstantValue.Create(reader.ReadInt32()); 3754return ConstantValue.Create(reader.ReadInt64()); 3757return ConstantValue.Create(reader.ReadByte()); 3760return ConstantValue.Create(reader.ReadUInt16()); 3763return ConstantValue.Create(reader.ReadUInt32()); 3766return ConstantValue.Create(reader.ReadUInt64()); 3769return ConstantValue.Create(reader.ReadSingle()); 3772return ConstantValue.Create(reader.ReadDouble()); 3775return ConstantValue.Create(reader.ReadUTF16(reader.Length)); 3783return ConstantValue.Null; 3789return ConstantValue.Bad;

2435ConstantValue constantValue = ConstantValue.Create(!isAndAlso); 2460return new ConversionOperation(operand, _compilation.ClassifyConvertibleConversion(operand, type, out ConstantValue? constantValue), isTryCast: false, isChecked: false, 2694var constantValue = ConstantValue.Create(stopValue); 3317ConstantValue? constantValue = operand.GetConstantValue() is { IsNull: var isNull } 3318? ConstantValue.Create(isNull) 3461? ConstantValue.Null 4216return new ConversionOperation(operand, _compilation.ClassifyConvertibleConversion(operand, iDisposable, out var constantValue), isTryCast, isChecked: false, 4950isUp = new LiteralOperation(semanticModel: null, stepValue.Syntax, booleanType, constantValue: ConstantValue.Create(false), isImplicit: true); 4959constantValue: ConstantValue.Default(stepValueEnumUnderlyingTypeOrSelf.SpecialType), 5246constantValue: ConstantValue.Create(bits), isImplicit: true);

89internal abstract CodeAnalysis.ConstantValue? OperationConstantValue { get; }

388internal static ConstantValue? GetConstantValue(this IOperation operation)

18public NoneOperation(ImmutableArray<IOperation> children, SemanticModel? semanticModel, SyntaxNode syntax, ITypeSymbol? type, ConstantValue? constantValue, bool isImplicit) : 65internal override ConstantValue? OperationConstantValue { get; } 87public InvalidOperation(ImmutableArray<IOperation> children, SemanticModel? semanticModel, SyntaxNode syntax, ITypeSymbol? type, ConstantValue? constantValue, bool isImplicit) : 136internal override ConstantValue? OperationConstantValue { get; } 170internal override ConstantValue? OperationConstantValue => null; 259internal override ConstantValue? OperationConstantValue => null; 401internal override ConstantValue? OperationConstantValue => null; 423internal override ConstantValue? OperationConstantValue => null; 641public FlowCaptureReferenceOperation(int id, SyntaxNode syntax, ITypeSymbol? type, ConstantValue? constantValue, bool isInitialization = false) : 658public IsNullOperation(SyntaxNode syntax, IOperation operand, ITypeSymbol type, ConstantValue? constantValue) :

17public static bool IsValidSwitchCaseLabelConstant(ConstantValue constant) 50public static int CompareSwitchCaseLabelConstants(ConstantValue first, ConstantValue second) 103var firstConstant = first as ConstantValue; 106var secondConstant = second as ConstantValue; 132var constant = obj as ConstantValue;

194internal ConstantValue DecodeDecimalConstantValue() 237return ConstantValue.Create(new decimal(low, mid, high, isNegative, scale)); 240internal ConstantValue DecodeDateTimeConstantValue() 247return ConstantValue.Bad; 250return ConstantValue.Create(new DateTime(value));

45private ConstantValue _constValue = ConstantValue.Unset; 47public ConstantValue ConstValue 56Debug.Assert(_constValue == ConstantValue.Unset);

17private ConstantValue _defaultParameterValue = ConstantValue.Unset; 19public ConstantValue DefaultParameterValue 28Debug.Assert(_defaultParameterValue == ConstantValue.Unset);

582lvalue = new BoundFieldAccess(nameSyntax, null, fieldSymbol, ConstantValue.NotAvailable, resultKind, fieldSymbol.Type); 857ConstantValue? constantValue = node.ConstantValueOpt;

632var receiver = new BoundLiteral(node, ConstantValue.Null, awaiterType);

321ConstantValue? constantValue = this.FoldConstantConversion(syntax, source, conversion, destination, diagnostics); 2446var constantValue = FoldConditionalOperator(condition, trueExpr, falseExpr); 2521constantValueOpt: ConstantValue.NotAvailable, 2611constantValueOpt: ConstantValue.NotAvailable, 2656constantValueOpt: ConstantValue.NotAvailable, 2736constantValueOpt: ConstantValue.NotAvailable, 2794constantValueOpt: ConstantValue.NotAvailable, type: delegateType, hasErrors: true) 2846constantValueOpt: ConstantValue.NotAvailable, 2873return new BoundConversion(syntax, group, conversion, @checked: false, explicitCastInCode: isCast, conversionGroup, inConversionGroupFlags, constantValueOpt: ConstantValue.NotAvailable, type: destination, hasErrors: hasErrors) { WasCompilerGenerated = group.WasCompilerGenerated }; 2946DefaultValueFromAttributes: ConstantValue.NotAvailable 2982var delegateParamDefault = delegateParameter.HasExplicitDefaultValue ? delegateParameter.ExplicitDefaultConstantValue : null; 3146constantValueOpt: ConstantValue.NotAvailable, 3163constantValueOpt: ConstantValue.NotAvailable, 3728public ConstantValue? FoldConstantConversion( 3763var sourceConstantValue = source.ConstantValueOpt; 3794return ConstantValue.Create(sourceConstantValue.SingleValue); 3796return ConstantValue.Create(sourceConstantValue.DoubleValue); 3830private ConstantValue? FoldConstantNumericConversion( 3832ConstantValue sourceValue, 3863return ConstantValue.Bad; 3871return ConstantValue.Bad; 3887return ConstantValue.Bad; 3900return ConstantValue.Create(DoUncheckedConversion(destinationType, sourceValue), destinationType); 3903private static object DoUncheckedConversion(SpecialType destinationType, ConstantValue value) 4206public static bool CheckConstantBounds(SpecialType destinationType, ConstantValue value, out bool maySucceedAtRuntime) 4283private static object CanonicalizeConstant(ConstantValue value)

1471ConstantValue constantValue = GetConstantSizeOf(type); 1622internal static ConstantValue GetConstantSizeOf(TypeSymbol type) 1624return ConstantValue.CreateSizeOf((type.GetEnumUnderlyingType() ?? type).SpecialType); 2075var constantValueOpt = localSymbol.IsConst && !IsInsideNameof && !type.IsErrorType() 4561ConstantValue.Create(knownSizes[i] ?? 0), 4786ConstantValue.Create(boundInitExprOpt.Length), 4806var constantValue = expression.ConstantValueOpt; 4825var constantValue = expression.ConstantValueOpt; 5424lengthOrCount = new BoundLiteral(expression.Syntax, ConstantValue.Create(length), @this.GetSpecialType(SpecialType.System_Int32, diagnostics, expression.Syntax)) { WasCompilerGenerated = true }; 6987ConstantValue constantValueOpt = (initializerSyntaxOpt == null && method.IsDefaultValueTypeConstructor()) ? 7501private static ConstantValue FoldParameterlessValueTypeConstructor(NamedTypeSymbol type) 7534return ConstantValue.Default(specialType); 7563ConstantValue cv; 7568cv = ConstantValue.Null; 7584cv = ConstantValue.Create(value, specialType); 8010if (boundLeft.Kind == BoundKind.Literal && ((BoundLiteral)boundLeft).ConstantValueOpt == ConstantValue.Null) 8184if ((boundLeft is BoundDefaultLiteral || boundLeft is BoundDefaultExpression) && boundLeft.ConstantValueOpt == ConstantValue.Null && 9192ConstantValue constantValueOpt = null; 9197if (constantValueOpt == ConstantValue.Unset) 9201constantValueOpt = ConstantValue.Bad; 10008ConstantValue constant = index.ConstantValueOpt;

42ConstantValue? resultConstant = null; 47resultConstant = ConstantValue.Create(string.Empty); 102var alignmentConstant = alignment.ConstantValueOpt; 137format = new BoundLiteral(interpolation.FormatClause, ConstantValue.Create(text), stringType, hasErrors); 167var constantValue = ConstantValue.Create(text, SpecialType.System_String); 414expressions[0] = new BoundLiteral(syntax, ConstantValue.Create(formatString.ToStringAndFree()), GetSpecialType(Microsoft.CodeAnalysis.SpecialType.System_String, diagnostics, syntax)) { WasCompilerGenerated = true }; 820argumentsBuilder.Add(new BoundLiteral(syntax, ConstantValue.Create(baseStringLength), intType) { WasCompilerGenerated = true }); 822argumentsBuilder.Add(new BoundLiteral(syntax, ConstantValue.Create(numFormatHoles), intType) { WasCompilerGenerated = true }); 955argumentsBuilder.Add(boundLiteral.Update(ConstantValue.Create(literalText), boundLiteral.Type));

1479defaultValue = new BoundFieldAccess(syntax, null, fieldSymbol, ConstantValue.NotAvailable) { WasCompilerGenerated = true }; 1675var parameterDefaultValue = parameter.ExplicitDefaultConstantValue; 1682var defaultConstantValue = parameterDefaultValue switch 1685{ IsBad: true } => ConstantValue.Null, 1688Debug.Assert((object?)defaultConstantValue != ConstantValue.Unset); 1696defaultValue = new BoundLiteral(syntax, ConstantValue.Create(line), Compilation.GetSpecialType(SpecialType.System_Int32)) { WasCompilerGenerated = true }; 1701defaultValue = new BoundLiteral(syntax, ConstantValue.Create(path), Compilation.GetSpecialType(SpecialType.System_String)) { WasCompilerGenerated = true }; 1706defaultValue = new BoundLiteral(syntax, ConstantValue.Create(memberName), Compilation.GetSpecialType(SpecialType.System_String)) { WasCompilerGenerated = true }; 1714defaultValue = new BoundLiteral(syntax, ConstantValue.Create(argument.Syntax.ToString()), Compilation.GetSpecialType(SpecialType.System_String)) { WasCompilerGenerated = true }; 1716else if (defaultConstantValue == ConstantValue.NotAvailable) 1844BoundExpression arraySize = new BoundLiteral(node, ConstantValue.Create(collectionArgs.Length), int32Type) { WasCompilerGenerated = true }; 2434return new BoundNameOfOperator(node, boundArgument, ConstantValue.Create(name), Compilation.GetSpecialType(SpecialType.System_String));

848constantValueOpt: ConstantValue.NotAvailable, 949return new BoundBinaryOperator(node, kind, ConstantValue.NotAvailable, methodOpt: null, constrainedToTypeOpt: null, LookupResultKind.Empty, left, right, GetBinaryOperatorErrorType(kind, diagnostics, node), true); 973return new BoundLiteral(node, ConstantValue.Create(kind == BinaryOperatorKind.Equal), GetSpecialType(SpecialType.System_Boolean, diagnostics, node)); 989var stringConstant = FoldBinaryOperator(node, BinaryOperatorKind.StringConcatenation, left, right, right.Type, diagnostics); 1069ConstantValue resultConstant = null; 1444var constantValue = FoldBinaryOperator(node, kind | BinaryOperatorKind.Bool, left, right, left.Type, diagnostics); 1457return new BoundBinaryOperator(node, kind, ConstantValue.NotAvailable, methodOpt: null, constrainedToTypeOpt: null, 1573ConstantValue.NotAvailable, 1584return new BoundBinaryOperator(node, kind, left, right, ConstantValue.NotAvailable, methodOpt: null, constrainedToTypeOpt: null, lookupResult, originalUserDefinedOperators, CreateErrorType(), true); 2458private static object FoldDecimalBinaryOperators(BinaryOperatorKind kind, ConstantValue valueLeft, ConstantValue valueRight) 2489private static object FoldNativeIntegerOverflowingBinaryOperator(BinaryOperatorKind kind, ConstantValue valueLeft, ConstantValue valueRight) 2532private static object FoldUncheckedIntegralBinaryOperator(BinaryOperatorKind kind, ConstantValue valueLeft, ConstantValue valueRight) 2588private static object FoldCheckedIntegralBinaryOperator(BinaryOperatorKind kind, ConstantValue valueLeft, ConstantValue valueRight) 2678private ConstantValue? FoldEnumBinaryOperator( 2739var constantValue = FoldBinaryOperator(syntax, newKind, newLeftOperand, newRightOperand, resultTypeSymbol, diagnostics); 2753private ConstantValue? FoldBinaryOperator( 2770ConstantValue? nullableEqualityResult = TryFoldingNullableEquality(kind, left, right); 2776var valueLeft = left.ConstantValueOpt; 2777var valueRight = right.ConstantValueOpt; 2785return ConstantValue.Bad; 2797return ConstantValue.Bad; 2812return ConstantValue.Create(newValue, resultType); 2815ConstantValue? concatResult = FoldStringConcatenation(kind, valueLeft, valueRight); 2836return ConstantValue.Bad; 2841return ConstantValue.Create(newValue, resultType); 2860return ConstantValue.Create(newValue, resultType); 2872return ConstantValue.Bad; 2882return ConstantValue.Create(newValue, resultType); 2910private static ConstantValue? TryFoldingNullableEquality(BinaryOperatorKind kind, BoundExpression left, BoundExpression right) 2921ConstantValue? leftConstant = leftConv.Operand.ConstantValueOpt; 2922ConstantValue? rightConstant = rightConv.Operand.ConstantValueOpt; 2932return (leftIsNull == rightIsNull) == (op == BinaryOperatorKind.Equal) ? ConstantValue.True : ConstantValue.False; 2943private static object? FoldNeverOverflowBinaryOperators(BinaryOperatorKind kind, ConstantValue valueLeft, ConstantValue valueRight) 3175private static ConstantValue? FoldStringConcatenation(BinaryOperatorKind kind, ConstantValue valueLeft, ConstantValue valueRight) 3186return (newLength > int.MaxValue) ? ConstantValue.Bad : ConstantValue.CreateFromRope(Rope.Concat(leftValue, rightValue)); 4337return new BoundUnaryOperator(node, kind, operand, ConstantValue.NotAvailable, 4358constantValueOpt: ConstantValue.NotAvailable, 4379ConstantValue.NotAvailable, 4394var resultConstant = FoldUnaryOperator(node, resultOperatorKind, resultOperand, resultType, diagnostics); 4410private ConstantValue? FoldEnumUnaryOperator( 4431var constantValue = FoldUnaryOperator(syntax, newKind, operand, upconvertType, diagnostics); 4445private ConstantValue? FoldUnaryOperator( 4460var value = operand.ConstantValueOpt; 4475return ConstantValue.Create(newValue, resultType); 4494return ConstantValue.Create(newValue, resultType); 4506return ConstantValue.Bad; 4516return ConstantValue.Create(newValue, resultType); 4522private static object? FoldNeverOverflowUnaryOperator(UnaryOperatorKind kind, ConstantValue value) 4562private static object? FoldUncheckedIntegralUnaryOperator(UnaryOperatorKind kind, ConstantValue value) 4578private static object? FoldCheckedIntegralUnaryOperator(UnaryOperatorKind kind, ConstantValue value) 4594private static object? FoldNativeIntegerOverflowingUnaryOperator(UnaryOperatorKind kind, ConstantValue value) 4707return new BoundLiteral(node, ConstantValue.Create((int)-2147483648), GetSpecialType(SpecialType.System_Int32, diagnostics, node)); 4722return new BoundLiteral(node, ConstantValue.Create(-9223372036854775808), GetSpecialType(SpecialType.System_Int64, diagnostics, node)); 4728private static bool IsDivisionByZero(BinaryOperatorKind kind, ConstantValue valueRight) 4859var convertedExpression = BindExpressionForPattern(unionType, inputType, node.Right, ref hasErrors, isPatternDiagnostics, out var constantValueOpt, out var wasExpression, patternExpressionConversion: out _, out BoundExpression originalExpression); 4885node.Right, convertedExpression, constantValueOpt ?? ConstantValue.Bad, isUnionMatching: unionMatchingInputType is not null, inputType: unionMatchingInputType ?? inputType, convertedExpression.Type ?? inputType, hasErrors).MakeCompilerGenerated(); 4941if (operand.ConstantValueOpt == ConstantValue.Null || 5006ConstantValue operandConstantValue) 5013ConstantValue constantValue = GetIsOperatorConstantResult(operandType, targetType, conversionKind, operandConstantValue); 5022Debug.Assert(constantValue == ConstantValue.True || constantValue == ConstantValue.False); 5024ErrorCode errorCode = constantValue == ConstantValue.True ? ErrorCode.WRN_IsAlwaysTrue : ErrorCode.WRN_IsAlwaysFalse; 5032/// - <see cref="ConstantValue.False"/> 5033/// - <see cref="ConstantValue.True"/> 5034/// - <see cref="ConstantValue.Bad"/> - compiler doesn't support the type check, i.e. cannot perform it, even at runtime 5037internal static ConstantValue GetIsOperatorConstantResult( 5041ConstantValue operandConstantValue, 5080if (operandConstantValue == ConstantValue.Null) 5082return ConstantValue.False; 5090(operandConstantValue == null || operandConstantValue == ConstantValue.Null); // a non-null constant is never null 5155return ConstantValue.False; 5165return ConstantValue.False; 5186return ConstantValue.False; 5194return ConstantValue.False; 5199return ConstantValue.Bad; 5233return ConstantValue.False; 5243return ConstantValue.False; 5259return ConstantValue.False; 5268return operandCouldBeNull ? null : ConstantValue.True; 5274return ConstantValue.False; 5277return operandCouldBeNull ? null : ConstantValue.True; 5292return operandCouldBeNull ? null : ConstantValue.True; 5309return operandCouldBeNull ? null : ConstantValue.True; 5321? ConstantValue.True : ConstantValue.False; 5446operand = new BoundDefaultExpression(operand.Syntax, targetType: null, constantValueOpt: ConstantValue.Null, 5504ConstantValue operandConstantValue) 5566ConstantValue operandConstantValue) 5573ConstantValue constantValue = GetAsOperatorConstantResult(operandType, targetType, conversionKind, operandConstantValue); 5590/// - <see cref="ConstantValue.Null"/> 5591/// - <see cref="ConstantValue.Bad"/> - compiler doesn't support the type check, i.e. cannot perform it, even at runtime 5594internal static ConstantValue GetAsOperatorConstantResult(TypeSymbol operandType, TypeSymbol targetType, ConversionKind conversionKind, ConstantValue operandConstantValue) 5601ConstantValue isOperatorConstantResult = GetIsOperatorConstantResult(operandType, targetType, conversionKind, operandConstantValue); 5613return ConstantValue.Bad; 5616return ConstantValue.Null; 5954ConstantValue? constantValue = null; 6050private static ConstantValue FoldConditionalOperator(BoundExpression condition, BoundExpression trueExpr, BoundExpression falseExpr) 6052ConstantValue trueValue = trueExpr.ConstantValueOpt; 6058ConstantValue falseValue = falseExpr.ConstantValueOpt; 6064ConstantValue conditionValue = condition.ConstantValueOpt; 6069else if (conditionValue == ConstantValue.True) 6073else if (conditionValue == ConstantValue.False) 6079return ConstantValue.Bad;

653var convertedExpression = BindExpressionOrTypeForPattern(unionType, inputType, innerExpression, ref hasErrors, diagnostics, out var constantValueOpt, out bool wasExpression, out Conversion patternConversion, out BoundExpression originalExpression); 685node, convertedExpression, constantValueOpt ?? ConstantValue.Bad, isUnionMatching: hasUnionMatching, inputType: unionMatchingInputType ?? inputType, convertedType, hasErrors || constantValueOpt is null); 698internal static bool IsClassOrNullableValueTypeUnionNullPatternMatching([NotNullWhen(true)] NamedTypeSymbol? unionMatchingInputType, [NotNullWhen(true)] ConstantValue? constantValueOpt) 701return unionMatchingInputType is not null && constantValueOpt == ConstantValue.Null && (unionMatchingInputType.IsNullableType() || !unionMatchingInputType.IsValueType); 754out ConstantValue? constantValueOpt, 784out ConstantValue? constantValueOpt, 804out ConstantValue? constantValueOpt, 834if (convertedExpression.Type is null && constantValueOpt != ConstantValue.Null) 848out ConstantValue? constantValue, 865if (expression.ConstantValueOpt == ConstantValue.Null) 878ConstantValue match = ExpressionOfTypeMatchesPatternType(Conversions, inputType, expression.Type, ref useSiteInfo, out _, operandConstantValue: null); 879if (match == ConstantValue.False || match == ConstantValue.Bad) 929if (constantValue == ConstantValue.Null) 986constantValue: out var caseConstant, 1010constantValue = ConstantValue.Bad; 1069ConstantValue matchPossible; 1098bool reportBadMatch(SyntaxNode typeSyntax, TypeSymbol inputType, TypeSymbol patternType, ConstantValue matchPossible, Conversion conversion, BindingDiagnosticBag diagnostics) 1100if (matchPossible != ConstantValue.False && matchPossible != ConstantValue.Bad) 1126internal static ConstantValue ExpressionOfTypeMatchesUnionPatternType( 1132ConstantValue? operandConstantValue = null, 1135ConstantValue matchPossible = ConstantValue.Bad; 1144if (matchPossible != ConstantValue.False && matchPossible != ConstantValue.Bad) 1156/// - <see cref="ConstantValue.True"/> if the matched type catches all of them 1157/// - <see cref="ConstantValue.False"/> if it catches none of them 1158/// - <see cref="ConstantValue.Bad"/> - compiler doesn't support the type check, i.e. cannot perform it, even at runtime 1161internal static ConstantValue ExpressionOfTypeMatchesPatternType( 1167ConstantValue? operandConstantValue = null, 1177return ConstantValue.True; 1187ConstantValue result = Binder.GetIsOperatorConstantResult(expressionType, patternType, conversion.Kind, operandConstantValue, operandCouldBeNull); 1190Debug.Assert((!conversion.IsUserDefined && !conversion.IsUnion) || result == ConstantValue.False || result == ConstantValue.Bad); 2066BoundExpression value = BindExpressionForPattern(unionType, inputType, node.Expression, ref hasErrors, diagnostics, out var constantValueOpt, out _, out Conversion patternConversion, originalExpression: out _); 2102constantValueOpt = ConstantValue.Bad;

2278Conversion conversion, TypeSymbol sourceType, TypeSymbol targetType, ConstantValue sourceConstantValueOpt = null) 2295else if (conversion.Kind == ConversionKind.ExplicitNumeric && sourceConstantValueOpt != null && sourceConstantValueOpt != ConstantValue.Bad && 2296ConversionsBase.HasImplicitConstantExpressionConversion(new BoundLiteral(syntax, ConstantValue.Bad, sourceType), targetType)) 2693return BoundConversion.Synthesized(node, BindToTypeForErrorRecovery(expr), Conversion.NoConversion, false, explicitCastInCode: false, conversionGroupOpt: null, InConversionGroupFlags.Unspecified, ConstantValue.NotAvailable, boolean, hasErrors: true); 2705ConstantValue.NotAvailable, 2761return BoundConversion.Synthesized(node, expr, Conversion.NoConversion, false, explicitCastInCode: false, conversionGroupOpt: null, InConversionGroupFlags.Unspecified, ConstantValue.NotAvailable, boolean, hasErrors: true); 2781return new BoundUnaryOperator(node, signature.Kind, resultOperand, ConstantValue.NotAvailable, signature.Method, signature.ConstrainedToTypeOpt, resultKind, originalUserDefinedOperators, signature.ReturnType) 3409exceptionSource = new BoundLocal(declaration, local, ConstantValue.NotAvailable, local.Type); 3421if (boundFilter.ConstantValueOpt != ConstantValue.NotAvailable)

512tests.Add(new Tests.One(new BoundDagValueTest(syntax, ConstantValue.Create(patternLength), lengthTemp))); 758Tests test = MakeConstantTest(syntax, temp, sense ? ConstantValue.True : ConstantValue.False); 803Tests test = MakeConstantTest(syntax, boolResult, ConstantValue.True); 860if (constant.ConstantValue == ConstantValue.Null) 881ConstantValue constantValue = constant.ConstantValue; 907private static Tests MakeConstantTest(SyntaxNode syntax, BoundDagTemp input, ConstantValue constantValue) 1757resultForRelation(BinaryOperatorKind relation, ConstantValue value) 2021ConstantValue value, 2081ConstantValue? matches = ExpressionOfTypeMatchesPatternTypeForLearningFromSuccessfulTypeTest(_conversions, t1Type, t2Type, ref useSiteInfo); 2082if (matches == ConstantValue.False) 2088else if (matches == ConstantValue.True) 2098if (matches == ConstantValue.True) 2323Debug.Assert((hasValueTest.Value == ConstantValue.True || hasValueTest.Value == ConstantValue.False)); 2324if (hasValueTest.Value == ConstantValue.True || hasValueTest.Value == ConstantValue.False) 2326sense = hasValueTest.Value == ConstantValue.True; 2341bool isTrue = tryGetValueTest.Value == ConstantValue.True; 2647internal static ConstantValue? ExpressionOfTypeMatchesPatternTypeForLearningFromSuccessfulTypeTest( 2653ConstantValue result = Binder.ExpressionOfTypeMatchesPatternType(conversions, expressionType, patternType, ref useSiteInfo, out Conversion conversion); 3135public bool IsFullyMatched => RemainingTests is Tests.True && (WhenClause is null || WhenClause.ConstantValueOpt == ConstantValue.True); 3494static Tests? knownResult(BinaryOperatorKind relation, ConstantValue constant, int offset) 3506static ConstantValue safeAdd(ConstantValue constant, int offset) 3513return ConstantValue.Create(offset > (int.MaxValue - value) ? int.MaxValue : value + offset); 3833condition = new Tests.One(new BoundDagValueTest(s2.Syntax, ConstantValue.Create(lengthValue), s1LengthTemp));

1098new BoundLiteral(node.Syntax, constantValueOpt: ConstantValue.Null, type: node.InputType, hasErrors: false), 1099ConstantValue.Null, isUnionMatching: false, node.InputType, node.InputType, hasErrors: false);

50? new BoundDagRelationalTest(syntax, BinaryOperatorKind.IntGreaterThanOrEqual, ConstantValue.Create(subpatterns.Length - 1), lengthTemp) 51: new BoundDagValueTest(syntax, ConstantValue.Create(subpatterns.Length), lengthTemp)));

675ConstantValue.NotAvailable, 1571ConstantValue.NotAvailable,

46if (expr.ConstantValueOpt != ConstantValue.Null || Compilation.FeatureStrictEnabled) // Dev10 allows the null literal.

743void addRelation(BinaryOperatorKind relation, ConstantValue value) 785field.GetConstantValue(ConstantFieldsInProgress.Empty, false) is ConstantValue constantValue && 795var sample = remainingValues.Sample; 807if (remainingValues.Any(BinaryOperatorKind.GreaterThan, ConstantValue.Create(int.MaxValue))) 810if (remainingValues.Any(BinaryOperatorKind.LessThan, ConstantValue.Create(int.MinValue))) 815if (remainingValues.Any(BinaryOperatorKind.GreaterThan, ConstantValue.Create(uint.MaxValue))) 822private static string ValueString(ConstantValue value, TypeSymbol type, bool requireExactType) 845private static string PrimitiveValueString(ConstantValue value, TypeSymbol type)

75var defaultValue = p.ExplicitDefaultConstantValue; 76if (defaultValue != ConstantValue.NotAvailable)

1366var constantValue = source.ConstantValueOpt; 1475var sourceConstantValue = source.ConstantValueOpt; 1772BoundLiteral intMaxValueLiteral = new BoundLiteral(syntaxNode, ConstantValue.Create(int.MaxValue), expectedAttributeType); 2082private static bool IsConstantNumericZero(ConstantValue value)

107var constantValue = label.SwitchCaseLabelConstant; 205ConstantValue boundLabelConstantOpt = null; 241protected BoundExpression ConvertCaseExpression(CSharpSyntaxNode node, BoundExpression caseExpression, out ConstantValue constantValueOpt, BindingDiagnosticBag diagnostics, bool isGotoCaseExpr = false) 284protected static object KeyForConstant(ConstantValue constantValue) 305protected SourceLabelSymbol FindMatchingSwitchCaseLabel(ConstantValue constantValue, CSharpSyntaxNode labelSyntax) 502ConstantValue gotoCaseExpressionConstant = null;

32public static UncommonData UnconvertedInterpolatedStringAddition(ConstantValue? constantValue) => 50public static UncommonData? CreateIfNeeded(ConstantValue? constantValue, MethodSymbol? method, TypeSymbol? constrainedToType, ImmutableArray<MethodSymbol> originalUserDefinedOperatorsOpt) 60public readonly ConstantValue? ConstantValue; 71private UncommonData(ConstantValue? constantValue, MethodSymbol? method, TypeSymbol? constrainedToType, ImmutableArray<MethodSymbol> originalUserDefinedOperatorsOpt, bool isUnconvertedInterpolatedStringAddition, InterpolatedStringHandlerData? interpolatedStringHandlerData)

18(ConstantValue == ConstantValue.Null && (InputType.IsNullableType() || !InputType.IsValueType) && NarrowedType.Equals(InputType, TypeCompareKind.AllIgnoreOptions)));

152ConstantValue inputConstant = input.ConstantValueOpt;

106public virtual ConstantValue? ConstantValueOpt 249public override ConstantValue? ConstantValueOpt 313public BoundLocal(SyntaxNode syntax, LocalSymbol localSymbol, ConstantValue? constantValueOpt, TypeSymbol type, bool hasErrors = false) 318public BoundLocal Update(LocalSymbol localSymbol, ConstantValue? constantValueOpt, TypeSymbol type) 414public override ConstantValue? ConstantValueOpt => Data?.ConstantValue; 609public override ConstantValue? ConstantValueOpt

114var constValue = node.ConstantValueOpt;

239ConstantValue? constantValueOpt = literal.ConstantValueOpt; 555void appendConstantValue(ConstantValue? constantValueOpt)

13ImmutableArray<RefKind> argumentRefKindsOpt, bool expanded, ImmutableArray<int> argsToParamsOpt, BitVector defaultArguments, ConstantValue? constantValueOpt, 19ImmutableArray<int> argsToParamsOpt, BitVector defaultArguments, ConstantValue? constantValueOpt, BoundObjectInitializerExpressionBase? initializerExpressionOpt, TypeSymbol type) 26BitVector defaultArguments, ConstantValue? constantValueOpt, BoundObjectInitializerExpressionBase? initializerExpressionOpt, TypeSymbol type)

18ConstantValue? constantValueOpt, 28ConstantValue? constantValueOpt, 40ConstantValue? constantValueOpt, 52ConstantValue? constantValueOpt, 335public static BoundConversion SynthesizedNonUserDefined(SyntaxNode syntax, BoundExpression operand, Conversion conversion, TypeSymbol type, ConstantValue? constantValueOpt = null) 364ConstantValue? constantValueOpt, 392ConstantValue? constantValueOpt, 417ConstantValue? constantValueOpt, 438ConstantValue? constantValueOpt, 451ConstantValue? constantValueOpt, 687ConstantValue? constantValueOpt, 699ConstantValue? constantValueOpt,

137internal static LengthBasedStringSwitchData Create(ImmutableArray<(ConstantValue value, LabelSymbol label)> inputCases)

484_builder.EmitConstantValue(ConstantValue.Create(true), syntaxNode);

216private static ConstantValue AsConstOrDefault(BoundExpression init) 218ConstantValue initConstantValueOpt = init.ConstantValueOpt; 226return ConstantValue.Default(type.SpecialType); 706ImmutableArray<ConstantValue> constants = initializers.SelectAsArray(static init => init.ConstantValueOpt!);

43var constantValue = expression.ConstantValueOpt; 414var receiverConstant = receiver.ConstantValueOpt; 1529var constVal = receiver.ConstantValueOpt; 3482var constantValue = type.GetDefaultValue(); 3519private void EmitConstantExpression(TypeSymbol type, ConstantValue constantValue, bool used, SyntaxNode syntaxNode)

360var constant = binOp.Left.ConstantValueOpt; 454private void EmitIsNotNullOrZero(BoundExpression comparand, ConstantValue nullOrZero) 468private void EmitIsNullOrZero(BoundExpression comparand, ConstantValue nullOrZero) 498var constantValue = condition.ConstantValueOpt;

1270dispatch.Cases.Select(p => new KeyValuePair<ConstantValue, object>(p.value, p.label)).ToArray(), 1277KeyValuePair<ConstantValue, object>[] switchCaseLabels, 1437lengthBasedSwitchInfo.LengthBasedJumpTable.LengthCaseLabels.Select(p => new KeyValuePair<ConstantValue, object>(ConstantValue.Create(p.value), p.label)).ToArray(), 1477charJumpTable.CharCaseLabels.Select(p => new KeyValuePair<ConstantValue, object>(ConstantValue.Create(p.value), p.label)).ToArray(), 1497stringJumpTable.StringCaseLabels.Select(p => new KeyValuePair<ConstantValue, object>(ConstantValue.Create(p.value), p.label)).ToArray(), 1513KeyValuePair<ConstantValue, object>[] switchCaseLabels, 1591if (stringConstant == ConstantValue.Null) 1717private void EmitStringCompareAndBranch(LocalOrParameter key, SyntaxNode syntaxNode, ConstantValue stringConstant, object targetLabel, Microsoft.Cci.IReference stringEqualityMethodRef) 1755private void EmitCharCompareAndBranch(LocalOrParameter key, SyntaxNode syntaxNode, ConstantValue stringConstant, object targetLabel, Cci.IReference sequenceEqualsRef, Cci.IReference asSpanRef) 2014var casesBuilder = ArrayBuilder<(ConstantValue, LabelSymbol)>.GetInstance();

2465internal override ConstantValue GetConstantValue(SyntaxNode node, LocalSymbol inProgress, BindingDiagnosticBag diagnostics)

2287var dumbInstance = new BoundLiteral(syntax, ConstantValue.Null, namedType); 2433internal override IConvertibleConversion ClassifyConvertibleConversion(IOperation source, ITypeSymbol? destination, out ConstantValue? constantValue) 2444ConstantValue? sourceConstantValue = source.GetConstantValue();

1302ConstantValue constantValue = boundExpr.ConstantValueOpt;

106ImmutableArray.Create<BoundExpression>(new BoundLiteral(syntax, ConstantValue.Create(slotIndex), intType) { WasCompilerGenerated = true }), 122new BoundFieldAccess(syntax, thisReference, hostObjectField, ConstantValue.NotAvailable) { WasCompilerGenerated = true }, 126ImmutableArray.Create<BoundExpression>(new BoundLiteral(syntax, ConstantValue.Create(0), intType) { WasCompilerGenerated = true }), 133ConstantValue.NotAvailable, 151new BoundFieldAccess(syntax, thisReference, field, ConstantValue.NotAvailable) { WasCompilerGenerated = true }, 155ImmutableArray.Create<BoundExpression>(new BoundLiteral(syntax, ConstantValue.Create(targetSubmissionIndex), intType) { WasCompilerGenerated = true }), 163ConstantValue.NotAvailable, 190var fieldAccess = new BoundFieldAccess(syntax, thisReference, field, ConstantValue.NotAvailable) { WasCompilerGenerated = true };

589ConstantValue constantValue = fieldSymbol.GetConstantValue(ConstantFieldsInProgress.Empty, earlyDecodingWellKnownAttributes: false);

84ConstantValue constant = AdaptedParameterSymbol.ExplicitDefaultConstantValue;

678return node.ConstantValueOpt == ConstantValue.True; 683return node.ConstantValueOpt == ConstantValue.False; 688return node.ConstantValueOpt == ConstantValue.Null;

860return value.ConstantValueOpt != ConstantValue.Null;

8781return expr.ConstantValueOpt == ConstantValue.NotAvailable || !expr.ConstantValueOpt.IsNull || expr.IsSuppressed ? NullableAnnotation.NotAnnotated : NullableAnnotation.Annotated;

385if (node.WhenClause?.ConstantValueOpt != ConstantValue.True)

61internal override ConstantValue GetConstantValue(SyntaxNode node, LocalSymbol inProgress, BindingDiagnosticBag diagnostics = null) => null;

167bool isExplicitNullCheck = cp.Value.ConstantValueOpt == ConstantValue.Null; 578Debug.Assert(t.Value != ConstantValue.Null); 594bool isFalseTest = t.Value == ConstantValue.False; 652if (w.WhenExpression != null && w.WhenExpression.ConstantValueOpt != ConstantValue.True)

1210public BoundUnaryOperator(SyntaxNode syntax, UnaryOperatorKind operatorKind, BoundExpression operand, ConstantValue? constantValueOpt, MethodSymbol? methodOpt, TypeSymbol? constrainedToTypeOpt, LookupResultKind resultKind, ImmutableArray<MethodSymbol> originalUserDefinedOperatorsOpt, TypeSymbol type, bool hasErrors = false) 1229public override ConstantValue? ConstantValueOpt { get; } 1238public BoundUnaryOperator Update(UnaryOperatorKind operatorKind, BoundExpression operand, ConstantValue? constantValueOpt, MethodSymbol? methodOpt, TypeSymbol? constrainedToTypeOpt, LookupResultKind resultKind, ImmutableArray<MethodSymbol> originalUserDefinedOperatorsOpt, TypeSymbol type) 2005public BoundUnconvertedConditionalOperator(SyntaxNode syntax, BoundExpression condition, BoundExpression consequence, BoundExpression alternative, ConstantValue? constantValueOpt, ErrorCode noCommonTypeError, bool hasErrors = false) 2024public override ConstantValue? ConstantValueOpt { get; } 2030public BoundUnconvertedConditionalOperator Update(BoundExpression condition, BoundExpression consequence, BoundExpression alternative, ConstantValue? constantValueOpt, ErrorCode noCommonTypeError) 2044public BoundConditionalOperator(SyntaxNode syntax, bool isRef, BoundExpression condition, BoundExpression consequence, BoundExpression alternative, ConstantValue? constantValueOpt, TypeSymbol? naturalTypeOpt, bool wasTargetTyped, TypeSymbol type, bool hasErrors = false) 2067public override ConstantValue? ConstantValueOpt { get; } 2074public BoundConditionalOperator Update(bool isRef, BoundExpression condition, BoundExpression consequence, BoundExpression alternative, ConstantValue? constantValueOpt, TypeSymbol? naturalTypeOpt, bool wasTargetTyped, TypeSymbol type) 2868public BoundDefaultExpression(SyntaxNode syntax, BoundTypeExpression? targetType, ConstantValue? constantValueOpt, TypeSymbol type, bool hasErrors = false) 2880public override ConstantValue? ConstantValueOpt { get; } 2885public BoundDefaultExpression Update(BoundTypeExpression? targetType, ConstantValue? constantValueOpt, TypeSymbol type) 2971public BoundSizeOfOperator(SyntaxNode syntax, BoundTypeExpression sourceType, ConstantValue? constantValueOpt, TypeSymbol type, bool hasErrors = false) 2984public override ConstantValue? ConstantValueOpt { get; } 2989public BoundSizeOfOperator Update(BoundTypeExpression sourceType, ConstantValue? constantValueOpt, TypeSymbol type) 3003public BoundConversion(SyntaxNode syntax, BoundExpression operand, Conversion conversion, bool isBaseConversion, bool @checked, bool explicitCastInCode, ConstantValue? constantValueOpt, ConversionGroup? conversionGroupOpt, InConversionGroupFlags inConversionGroupFlags, TypeSymbol type, bool hasErrors = false) 3030public override ConstantValue? ConstantValueOpt { get; } 3037public BoundConversion Update(BoundExpression operand, Conversion conversion, bool isBaseConversion, bool @checked, bool explicitCastInCode, ConstantValue? constantValueOpt, ConversionGroup? conversionGroupOpt, InConversionGroupFlags inConversionGroupFlags, TypeSymbol type) 3875public BoundSwitchDispatch(SyntaxNode syntax, BoundExpression expression, ImmutableArray<(ConstantValue value, LabelSymbol label)> cases, LabelSymbol defaultLabel, LengthBasedStringSwitchData? lengthBasedStringSwitchDataOpt, bool hasErrors = false) 3890public ImmutableArray<(ConstantValue value, LabelSymbol label)> Cases { get; } 3897public BoundSwitchDispatch Update(BoundExpression expression, ImmutableArray<(ConstantValue value, LabelSymbol label)> cases, LabelSymbol defaultLabel, LengthBasedStringSwitchData? lengthBasedStringSwitchDataOpt) 4358public BoundLiteral(SyntaxNode syntax, ConstantValue? constantValueOpt, TypeSymbol? type, bool hasErrors) 4364public BoundLiteral(SyntaxNode syntax, ConstantValue? constantValueOpt, TypeSymbol? type) 4370public override ConstantValue? ConstantValueOpt { get; } 4375public BoundLiteral Update(ConstantValue? constantValueOpt, TypeSymbol? type) 4563public BoundLocal(SyntaxNode syntax, LocalSymbol localSymbol, BoundLocalDeclarationKind declarationKind, ConstantValue? constantValueOpt, bool isNullableUnknown, TypeSymbol type, bool hasErrors) 4576public BoundLocal(SyntaxNode syntax, LocalSymbol localSymbol, BoundLocalDeclarationKind declarationKind, ConstantValue? constantValueOpt, bool isNullableUnknown, TypeSymbol type) 4592public override ConstantValue? ConstantValueOpt { get; } 4598public BoundLocal Update(LocalSymbol localSymbol, BoundLocalDeclarationKind declarationKind, ConstantValue? constantValueOpt, bool isNullableUnknown, TypeSymbol type) 5374public BoundDagValueTest(SyntaxNode syntax, ConstantValue value, BoundDagTemp input, bool hasErrors = false) 5384public ConstantValue Value { get; } 5389public BoundDagValueTest Update(ConstantValue value, BoundDagTemp input) 5403public BoundDagRelationalTest(SyntaxNode syntax, BinaryOperatorKind operatorKind, ConstantValue value, BoundDagTemp input, bool hasErrors = false) 5415public ConstantValue Value { get; } 5420public BoundDagRelationalTest Update(BinaryOperatorKind operatorKind, ConstantValue value, BoundDagTemp input) 6435public BoundObjectCreationExpression(SyntaxNode syntax, MethodSymbol constructor, ImmutableArray<MethodSymbol> constructorsGroup, ImmutableArray<BoundExpression> arguments, ImmutableArray<string?> argumentNamesOpt, ImmutableArray<RefKind> argumentRefKindsOpt, bool expanded, ImmutableArray<int> argsToParamsOpt, BitVector defaultArguments, ConstantValue? constantValueOpt, BoundObjectInitializerExpressionBase? initializerExpressionOpt, bool wasTargetTyped, TypeSymbol type, bool hasErrors = false) 6465public override ConstantValue? ConstantValueOpt { get; } 6472public BoundObjectCreationExpression Update(MethodSymbol constructor, ImmutableArray<MethodSymbol> constructorsGroup, ImmutableArray<BoundExpression> arguments, ImmutableArray<string?> argumentNamesOpt, ImmutableArray<RefKind> argumentRefKindsOpt, bool expanded, ImmutableArray<int> argsToParamsOpt, BitVector defaultArguments, ConstantValue? constantValueOpt, BoundObjectInitializerExpressionBase? initializerExpressionOpt, bool wasTargetTyped, TypeSymbol type) 7393public BoundFieldAccess(SyntaxNode syntax, BoundExpression? receiverOpt, FieldSymbol fieldSymbol, ConstantValue? constantValueOpt, LookupResultKind resultKind, bool isByValue, bool isDeclaration, TypeSymbol type, bool hasErrors = false) 7411public override ConstantValue? ConstantValueOpt { get; } 7419public BoundFieldAccess Update(BoundExpression? receiverOpt, FieldSymbol fieldSymbol, ConstantValue? constantValueOpt, LookupResultKind resultKind, bool isByValue, bool isDeclaration, TypeSymbol type) 7879public BoundNameOfOperator(SyntaxNode syntax, BoundExpression argument, ConstantValue constantValueOpt, TypeSymbol type, bool hasErrors = false) 7897public override ConstantValue ConstantValueOpt { get; } 7902public BoundNameOfOperator Update(BoundExpression argument, ConstantValue constantValueOpt, TypeSymbol type) 7916protected BoundInterpolatedStringBase(BoundKind kind, SyntaxNode syntax, ImmutableArray<BoundExpression> parts, ConstantValue? constantValueOpt, TypeSymbol? type, bool hasErrors = false) 7927public override ConstantValue? ConstantValueOpt { get; } 7932public BoundUnconvertedInterpolatedString(SyntaxNode syntax, ImmutableArray<BoundExpression> parts, ConstantValue? constantValueOpt, TypeSymbol? type, bool hasErrors = false) 7944public BoundUnconvertedInterpolatedString Update(ImmutableArray<BoundExpression> parts, ConstantValue? constantValueOpt, TypeSymbol? type) 7958public BoundInterpolatedString(SyntaxNode syntax, InterpolatedStringHandlerData? interpolationData, ImmutableArray<BoundExpression> parts, ConstantValue? constantValueOpt, TypeSymbol? type, bool hasErrors = false) 7972public BoundInterpolatedString Update(InterpolatedStringHandlerData? interpolationData, ImmutableArray<BoundExpression> parts, ConstantValue? constantValueOpt, TypeSymbol? type) 8163public BoundConstantPattern(SyntaxNode syntax, BoundExpression value, ConstantValue constantValue, bool isUnionMatching, TypeSymbol inputType, TypeSymbol narrowedType, bool hasErrors = false) 8182public ConstantValue ConstantValue { get; } 8188public BoundConstantPattern Update(BoundExpression value, ConstantValue constantValue, bool isUnionMatching, TypeSymbol inputType, TypeSymbol narrowedType) 8726public BoundRelationalPattern(SyntaxNode syntax, BinaryOperatorKind relation, BoundExpression value, ConstantValue constantValue, bool isUnionMatching, TypeSymbol inputType, TypeSymbol narrowedType, bool hasErrors = false) 8747public ConstantValue ConstantValue { get; } 8753public BoundRelationalPattern Update(BinaryOperatorKind relation, BoundExpression value, ConstantValue constantValue, bool isUnionMatching, TypeSymbol inputType, TypeSymbol narrowedType)

391private void CheckVacuousComparisons(BoundBinaryOperator tree, ConstantValue constantValue, BoundNode operand) 547ConstantValue constVal = GetConstantValueForBitwiseOrCheck(leftOperand); 571private static ConstantValue GetConstantValueForBitwiseOrCheck(BoundExpression operand) 585ConstantValue constVal = operand.ConstantValueOpt;

80if ((object)expr.Type == null && expr.ConstantValueOpt == ConstantValue.Null)

260ConstantValue? constantValue = node.ConstantValueOpt; 322var result = new BoundFieldAccess(node.Syntax, new BoundThisReference(node.Syntax, primaryCtor.ContainingType), field, ConstantValue.NotAvailable, LookupResultKind.Viable, node.Type);

589var cases = ArrayBuilder<(ConstantValue value, LabelSymbol label)>.GetInstance(); 620ImmutableArray<(ConstantValue value, LabelSymbol label)> cases, 643(ImmutableArray<(ConstantValue value, LabelSymbol label)> whenTrueCases, ImmutableArray<(ConstantValue value, LabelSymbol label)> whenFalseCases) 644splitCases(ImmutableArray<(ConstantValue value, LabelSymbol label)> cases, BinaryOperatorKind op, ConstantValue value) 646var whenTrueBuilder = ArrayBuilder<(ConstantValue value, LabelSymbol label)>.GetInstance(); 647var whenFalseBuilder = ArrayBuilder<(ConstantValue value, LabelSymbol label)>.GetInstance(); 704private sealed class CasesComparer : IComparer<(ConstantValue value, LabelSymbol label)> 713int IComparer<(ConstantValue value, LabelSymbol label)>.Compare((ConstantValue value, LabelSymbol label) left, (ConstantValue value, LabelSymbol label) right) 715var x = left.value; 716var y = right.value; 736static bool isNaN(ConstantValue value) => 787ImmutableArray<(ConstantValue value, LabelSymbol label)> cases; 797cases = node.Cases.SelectAsArray(p => (ConstantValue.Create((long)p.value.Int32Value), p.label)); 807cases = node.Cases.SelectAsArray(p => (ConstantValue.Create((ulong)p.value.UInt32Value), p.label)); 1017if (whenExpression is not null && whenExpression.ConstantValueOpt != ConstantValue.True) 1169if (whenClause.WhenExpression != null && whenClause.WhenExpression.ConstantValueOpt != ConstantValue.True)

38public readonly ImmutableArray<(ConstantValue value, LabelSymbol label)> Cases; 40public SwitchDispatch(SyntaxNode syntax, ImmutableArray<(ConstantValue value, LabelSymbol label)> dispatches, LabelSymbol otherwise) : base(syntax) 80public readonly ConstantValue Value; 86private RelationalDispatch(SyntaxNode syntax, ConstantValue value, BinaryOperatorKind op, ValueDispatchNode left, ValueDispatchNode right) : base(syntax) 133public static ValueDispatchNode CreateBalanced(SyntaxNode syntax, ConstantValue value, BinaryOperatorKind op, ValueDispatchNode whenTrue, ValueDispatchNode whenFalse) 140private static ValueDispatchNode CreateBalancedCore(SyntaxNode syntax, ConstantValue value, BinaryOperatorKind op, ValueDispatchNode left, ValueDispatchNode right)

408_factory.Convert(operandType, new BoundLiteral(syntax, ConstantValue.Null, objectType), Conversion.NullToPointer), 416protected BoundExpression MakeValueTest(SyntaxNode syntax, BoundExpression input, ConstantValue value) 430protected BoundExpression MakeRelationalTest(SyntaxNode syntax, BoundExpression input, BinaryOperatorKind operatorKind, ConstantValue value) 466private BoundExpression MakeSpanStringTest(BoundExpression input, ConstantValue value)

51ConstantValue constantValue = Binder.GetAsOperatorConstantResult(rewrittenOperand.Type, rewrittenType, conversion.Kind, rewrittenOperand.ConstantValueOpt);

287if (loweredRight.ConstantValueOpt == ConstantValue.True) return loweredLeft; 288if (loweredLeft.ConstantValueOpt == ConstantValue.True) return loweredRight; 289if (loweredLeft.ConstantValueOpt == ConstantValue.False) return loweredLeft; 299if (loweredRight.ConstantValueOpt == ConstantValue.False) return loweredLeft; 300if (loweredLeft.ConstantValueOpt == ConstantValue.False) return loweredRight; 301if (loweredLeft.ConstantValueOpt == ConstantValue.True) return loweredLeft; 311if (loweredRight.ConstantValueOpt == ConstantValue.True) return loweredLeft; 312if (loweredLeft.ConstantValueOpt == ConstantValue.True) return loweredRight; 332if (loweredRight.ConstantValueOpt == ConstantValue.False) return loweredLeft; 333if (loweredLeft.ConstantValueOpt == ConstantValue.False) return loweredRight; 337if (loweredLeft.ConstantValueOpt == ConstantValue.True) return loweredRight; 338if (loweredRight.ConstantValueOpt == ConstantValue.True) return loweredLeft; 342if (loweredLeft.ConstantValueOpt == ConstantValue.False) 345if (loweredRight.ConstantValueOpt == ConstantValue.False) 351if (loweredLeft.ConstantValueOpt == ConstantValue.False) return loweredRight; 352if (loweredRight.ConstantValueOpt == ConstantValue.False) return loweredLeft; 356if (loweredLeft.ConstantValueOpt == ConstantValue.True) 359if (loweredRight.ConstantValueOpt == ConstantValue.True) 365if (loweredLeft.ConstantValueOpt == ConstantValue.False) return loweredRight; 366if (loweredRight.ConstantValueOpt == ConstantValue.False) return loweredLeft; 370if (loweredLeft.ConstantValueOpt == ConstantValue.True) 373if (loweredRight.ConstantValueOpt == ConstantValue.True) 633ConstantValue? constantLeft = loweredLeft.ConstantValueOpt ?? UnboxConstant(loweredLeft); 634if (testOperator == UnaryOperatorKind.DynamicFalse && constantLeft == ConstantValue.False || 635testOperator == UnaryOperatorKind.DynamicTrue && constantLeft == ConstantValue.True) 677bool leftTestIsConstantFalse = testOperator == UnaryOperatorKind.DynamicFalse && constantLeft == ConstantValue.True || 678testOperator == UnaryOperatorKind.DynamicTrue && constantLeft == ConstantValue.False; 719private static ConstantValue? UnboxConstant(BoundExpression expression) 757return new BoundUnaryOperator(syntax, UnaryOperatorKind.BoolLogicalNegation, converted, ConstantValue.NotAvailable, MethodSymbol.None, constrainedToTypeOpt: null, LookupResultKind.Viable, boolean) 835return MakeLiteral(syntax, ConstantValue.Create(kind.Operator() == BinaryOperatorKind.Equal), boolType); 862BoundExpression result = MakeLiteral(syntax, ConstantValue.Create(operatorKind == BinaryOperatorKind.NotEqual), boolType); 927return MakeLiteral(syntax, ConstantValue.Create(value), _compilation.GetSpecialType(SpecialType.System_Boolean)); 1123[NotNullWhen(returnValue: true)] ConstantValue? constantValue) 1280rewrittenAlternative: MakeLiteral(syntax, ConstantValue.Create(operatorKind == BinaryOperatorKind.Equal), boolType), 1648ConstantValue.NotAvailable, 1970return MakeLiteral(syntax, ConstantValue.Create(kind == BinaryOperatorKind.NullableNullEqual), returnType); 2009new BoundUnaryOperator(syntax, UnaryOperatorKind.BoolLogicalNegation, call, ConstantValue.NotAvailable, null, constrainedToTypeOpt: null, LookupResultKind.Viable, returnType); 2016if (oldNode != null && (loweredLeft.ConstantValueOpt == ConstantValue.Null || loweredRight.ConstantValueOpt == ConstantValue.Null)) 2110return MakeLiteral(syntax, ConstantValue.Create(rewrittenExpr.ConstantValueOpt.IsNull, ConstantValueTypeDiscriminator.Boolean), boolType); 2112return MakeLiteral(syntax, ConstantValue.Create(!rewrittenExpr.ConstantValueOpt.IsNull, ConstantValueTypeDiscriminator.Boolean), boolType); 2135MakeLiteral(syntax, ConstantValue.Null, objectType), 2155ConstantValue? rightConstantValue = loweredRight.ConstantValueOpt; 2168loweredRight = MakeLiteral(rightSyntax, ConstantValue.Create(shiftAmount), rightType); 2181MakeLiteral(rightSyntax, ConstantValue.Create(rightMask), rightType), 2227ConstantValue? rightConstantValue = loweredRight.ConstantValueOpt; 2301ConstantValue.NotAvailable, 2359var constVal = numericOperand.ConstantValueOpt; 2370var constVal = numericOperand.ConstantValueOpt;

1496ConstantValue.Create(0),

858ConstantValue.Create(knownLength),

47ConstantValue? constantValueOpt, 51ConstantValue? conditionConstantValue = rewrittenCondition.ConstantValueOpt; 52if (conditionConstantValue == ConstantValue.True) 56else if (conditionConstantValue == ConstantValue.False)

267ConstantValue? constantValueOpt, 303ConstantValue? constantValueOpt, 862ConstantValue? constantValueOpt = null) 1392MakeConversionNode(null, syntax, conditional.Consequence, conversion, @checked, explicitCastInCode: false, constantValueOpt: ConstantValue.NotAvailable, rewrittenType: type), 1393MakeConversionNode(null, syntax, conditional.Alternative, conversion, @checked, explicitCastInCode: false, constantValueOpt: ConstantValue.NotAvailable, rewrittenType: type), 1394ConstantValue.NotAvailable, 1583ConstantValue? constantValueOpt, 1793private BoundExpression RewriteDecimalConversion(SyntaxNode syntax, BoundExpression operand, TypeSymbol fromType, TypeSymbol toType, bool @checked, bool isImplicit, ConstantValue? constantValueOpt) 1824private BoundExpression RewriteDecimalConversionCore(SyntaxNode syntax, BoundExpression operand, TypeSymbol fromType, TypeSymbol toType, bool isImplicit, ConstantValue? constantValueOpt)

223ConstantValue? constantValueOpt,

21ConstantValue? constantValueOpt,

572new BoundConditionalOperator(factory.Syntax, false, condition, consequenceAssignment, alternativeAssignment, ConstantValue.NotAvailable, localType, wasTargetTyped: false, localType));

464right: MakeLiteral(forEachSyntax, constantValue: ConstantValue.Null, type: null), 645MakeLiteral(forEachSyntax, ConstantValue.Default(SpecialType.System_Int32), intType)); 934MakeLiteral(forEachSyntax, ConstantValue.Default(SpecialType.System_Int32), intType)); 1097constantValue: ConstantValue.Create(dimension, ConstantValueTypeDiscriminator.Int32), 1151constantValue: ConstantValue.Create(dimension, ConstantValueTypeDiscriminator.Int32), 1264constantValue: ConstantValue.Create(1),

18BoundExpression fromEnd = MakeLiteral(node.Syntax, ConstantValue.Create(true), booleanType);

40return RewriteConstantIsOperator(receiver.Syntax, receiver, ConstantValue.False, rewrittenType); 44return MakeLiteral(syntax, ConstantValue.False, rewrittenType); 58ConstantValue constantValue = Binder.GetIsOperatorConstantResult(operandType, targetType, conversionKind, rewrittenOperand.ConstantValueOpt); 83ConstantValue constantValue, 86Debug.Assert(constantValue == ConstantValue.True || constantValue == ConstantValue.False);

23private BoundExpression MakeLiteral(SyntaxNode syntax, ConstantValue constantValue, TypeSymbol? type, BoundLiteral? oldNodeOpt = null) 51private BoundExpression MakeDecimalLiteral(SyntaxNode syntax, ConstantValue constantValue) 100arguments.Add(new BoundLiteral(syntax, ConstantValue.Create((int)value), _compilation.GetSpecialType(SpecialType.System_Int32))); 106arguments.Add(new BoundLiteral(syntax, ConstantValue.Create((uint)value), _compilation.GetSpecialType(SpecialType.System_UInt32))); 112arguments.Add(new BoundLiteral(syntax, ConstantValue.Create((long)value), _compilation.GetSpecialType(SpecialType.System_Int64))); 118arguments.Add(new BoundLiteral(syntax, ConstantValue.Create((ulong)value), _compilation.GetSpecialType(SpecialType.System_UInt64))); 124arguments.Add(new BoundLiteral(syntax, ConstantValue.Create(low), _compilation.GetSpecialType(SpecialType.System_Int32))); 125arguments.Add(new BoundLiteral(syntax, ConstantValue.Create(mid), _compilation.GetSpecialType(SpecialType.System_Int32))); 126arguments.Add(new BoundLiteral(syntax, ConstantValue.Create(high), _compilation.GetSpecialType(SpecialType.System_Int32))); 127arguments.Add(new BoundLiteral(syntax, ConstantValue.Create(isNegative), _compilation.GetSpecialType(SpecialType.System_Boolean))); 128arguments.Add(new BoundLiteral(syntax, ConstantValue.Create(scale), _compilation.GetSpecialType(SpecialType.System_Byte))); 142private BoundExpression MakeDateTimeLiteral(SyntaxNode syntax, ConstantValue constantValue) 148arguments.Add(new BoundLiteral(syntax, ConstantValue.Create(constantValue.DateTimeValue.Ticks), _compilation.GetSpecialType(SpecialType.System_Int64))); 159constantValueOpt: ConstantValue.NotAvailable, initializerExpressionOpt: null, type: ctor.ContainingType);

35Debug.Assert(rewrittenArgument.ConstantValueOpt == ConstantValue.Null); 145MakeLiteral(rewrittenArgument.Syntax, ConstantValue.False, boolType),

24return new BoundFieldAccess(syntax, thisReference, targetScriptReference, ConstantValue.NotAvailable);

119var sizeConst = sizeOfExpression.ConstantValueOpt; 126var countConst = countExpression.ConstantValueOpt;

320var constantValue = followingArgument.ConstantValueOpt; 323followingArgument = _factory.StringLiteral(ConstantValue.CreateFromRope(Rope.Concat(current, next))); 332static Rope getRope(ConstantValue constantValue)

209return new BoundLiteral(expr.Syntax, ConstantValue.Null, expr.Type); 264return new BoundLiteral(left.Syntax, ConstantValue.Create(nullnull.Kind == BinaryOperatorKind.Equal), boolType); 323if (rightHasValue.ConstantValueOpt == ConstantValue.False) 331if (leftHasValue.ConstantValueOpt == ConstantValue.False) 574return new BoundLiteral(left.Syntax, ConstantValue.Create(operatorKind == BinaryOperatorKind.Equal), boolType);

90var constant = UnboxConstant(loweredOperand); 91if (constant == ConstantValue.True || constant == ConstantValue.False) 343ConstantValue.NotAvailable, 898(TypeSymbol binaryOperandType, ConstantValue constantOne) = GetConstantOneForIncrement(_compilation, binaryOperatorKind); 1011return RewriteConditionalOperator(syntax, condition, consequence, alternative, ConstantValue.NotAvailable, operand.Type, isRef: false); 1243private static (TypeSymbol, ConstantValue) GetConstantOneForIncrement( 1247ConstantValue constantOne; 1252constantOne = ConstantValue.Create(1); 1255constantOne = ConstantValue.Create(1U); 1258constantOne = ConstantValue.Create(1L); 1261constantOne = ConstantValue.Create(1LU); 1264constantOne = ConstantValue.Create(1); 1267constantOne = ConstantValue.Create(1U); 1270constantOne = ConstantValue.Create(1f); 1273constantOne = ConstantValue.Create(1.0); 1276constantOne = ConstantValue.Create(1m);

128if (rewrittenExpression.ConstantValueOpt == ConstantValue.Null) 230if (boundLocal.ConstantValueOpt == ConstantValue.Null)

98f.StringLiteral(ConstantValue.Create(errorCode.GetExceptionMessage())),

251return new BoundFieldAccess(Syntax, receiver, f, ConstantValue.NotAvailable, LookupResultKind.Viable, f.Type) { WasCompilerGenerated = true }; 576expression = BoundConversion.Synthesized(Syntax, expression, conversion, false, explicitCastInCode: false, conversionGroupOpt: null, InConversionGroupFlags.Unspecified, ConstantValue.NotAvailable, CurrentFunction.ReturnType); 645return new BoundBinaryOperator(this.Syntax, kind, ConstantValue.NotAvailable, methodOpt: null, constrainedToTypeOpt: null, LookupResultKind.Viable, left, right, type) { WasCompilerGenerated = true }; 739return new BoundLiteral(Syntax, ConstantValue.Create(value), SpecialType(Microsoft.CodeAnalysis.SpecialType.System_Byte)) { WasCompilerGenerated = true }; 744return new BoundLiteral(Syntax, ConstantValue.Create(value), SpecialType(Microsoft.CodeAnalysis.SpecialType.System_Int32)) { WasCompilerGenerated = true }; 752return new BoundLiteral(Syntax, ConstantValue.Create(value), SpecialType(Microsoft.CodeAnalysis.SpecialType.System_UInt32)) { WasCompilerGenerated = true }; 755public BoundLiteral Literal(ConstantValue value, TypeSymbol type) 1110var caseBuilder = ArrayBuilder<(ConstantValue Value, LabelSymbol label)>.GetInstance(); 1121caseBuilder.Add((ConstantValue.Create(value), sectionLabel)); 1161return new BoundLiteral(Syntax, ConstantValue.Create(value), SpecialType(Microsoft.CodeAnalysis.SpecialType.System_Boolean)) { WasCompilerGenerated = true }; 1166var stringConst = ConstantValue.Create(value); 1170public BoundLiteral StringLiteral(ConstantValue stringConst) 1178return StringLiteral(ConstantValue.Create(stringValue)); 1181public BoundLiteral CharLiteral(ConstantValue charConst) 1189return CharLiteral(ConstantValue.Create(charValue)); 1266BoundExpression nullLiteral = new BoundLiteral(syntax, ConstantValue.Null, type) { WasCompilerGenerated = true }; 1777return Literal(ConstantValue.Create(rewrittenExpr.ConstantValueOpt.IsNull, ConstantValueTypeDiscriminator.Boolean), boolType); 1779return Literal(ConstantValue.Create(rewrittenExpr.ConstantValueOpt.IsNull, ConstantValueTypeDiscriminator.Boolean), boolType); 1799return RewriteNullableNullEquality(syntax, operatorKind, rewrittenExpr, Literal(ConstantValue.Null, objectType), boolType); 1884new BoundUnaryOperator(syntax, UnaryOperatorKind.BoolLogicalNegation, call, ConstantValue.NotAvailable, methodOpt: null, constrainedToTypeOpt: null, LookupResultKind.Viable, returnType);

306ConstantValue? constantValue = (boundNode as BoundExpression)?.ConstantValueOpt; 452ConstantValue? constantValue = boundCall.ConstantValueOpt; 565ConstantValue? constantValue = boundLocal.ConstantValueOpt; 585ConstantValue? constantValue = boundFieldAccess.ConstantValueOpt; 685ConstantValue? constantValue = boundLiteral.ConstantValueOpt; 715ConstantValue? constantValue = boundObjectCreationExpression.ConstantValueOpt; 945ConstantValue? constantValue = boundCollectionElementInitializer.ConstantValueOpt; 1155ConstantValue? constantValue = boundConversion.ConstantValueOpt; 1229ConstantValue? constantValue = boundSizeOfOperator.ConstantValueOpt; 1362ConstantValue? constantValue = boundDefaultLiteral.ConstantValueOpt; 1371ConstantValue? constantValue = ((BoundExpression)boundDefaultExpression).ConstantValueOpt; 1414ConstantValue? constantValue = boundAssignmentOperator.ConstantValueOpt; 1513ConstantValue? constantValue = boundUnaryOperator.ConstantValueOpt; 1567ConstantValue? constantValue = boundBinaryOperator.ConstantValueOpt; 1590ConstantValue? constantValue = boundBinaryOperator.ConstantValueOpt; 1646ConstantValue? constantValue = boundConditionalOperator.ConstantValueOpt; 1657ConstantValue? constantValue = boundNullCoalescingOperator.ConstantValueOpt; 1739ConstantValue constantValue = boundNameOfOperator.ConstantValueOpt; 1899ConstantValue? constantValue = null; 2332ConstantValue? constantValue = boundInterpolatedString.ConstantValueOpt; 2966var constantValue = field.GetConstantValue(ConstantFieldsInProgress.Empty, earlyDecodingWellKnownAttributes: false);

27public readonly ConstantValue? DefaultValue; 42ConstantValue? defaultValue = null,

100internal override ConstantValue GetConstantValue(ConstantFieldsInProgress inProgress, bool earlyDecodingWellKnownAttributes)

17public readonly ConstantValue Value; 20public EvaluatedConstant(ConstantValue value, ReadOnlyBindingDiagnostic<AssemblySymbol> diagnostics) 29public static ConstantValue EvaluateFieldConstant( 49var value = GetAndValidateConstantValue(boundValue.Value, symbol, symbol.Type, equalsValueNode.Value, diagnostics); 78internal static ConstantValue GetAndValidateConstantValue( 85var value = ConstantValue.Bad; 106var constantValue = boundValue.ConstantValueOpt; 108var unconvertedConstantValue = unconvertedBoundValue.ConstantValueOpt;

158ConstantValue constantValue = GetConstantValue(ConstantFieldsInProgress.Empty, earlyDecodingWellKnownAttributes: false); 176ConstantValue constantValue = GetConstantValue(ConstantFieldsInProgress.Empty, earlyDecodingWellKnownAttributes: false); 181internal abstract ConstantValue GetConstantValue(ConstantFieldsInProgress inProgress, bool earlyDecodingWellKnownAttributes);

83internal override ConstantValue? ExplicitDefaultConstantValue => null; 84internal override ConstantValue? DefaultValueFromAttributes => null;

340ConstantValue constantValue = this.GetConstantValue(null, null, null); 358ConstantValue constantValue = this.GetConstantValue(null, null, null); 371internal abstract ConstantValue GetConstantValue(SyntaxNode node, LocalSymbol inProgress, BindingDiagnosticBag diagnostics = null);

122private ConstantValue _lazyConstantValue = Microsoft.CodeAnalysis.ConstantValue.Unset; // Indicates an uninitialized ConstantValue 483internal override ConstantValue GetConstantValue(ConstantFieldsInProgress inProgress, bool earlyDecodingWellKnownAttributes) 485if (_lazyConstantValue == Microsoft.CodeAnalysis.ConstantValue.Unset) 487ConstantValue value = null; 498ConstantValue defaultValue; 509Microsoft.CodeAnalysis.ConstantValue.Unset); 623ConstantValue value;

161private ConstantValue? _lazyDefaultValue = ConstantValue.Unset; 273_lazyDefaultValue = ConstantValue.NotAvailable; 551internal ConstantValue? ImportConstantValue(bool ignoreAttributes = false) 558ConstantValue? value = null; 573internal sealed override ConstantValue? ExplicitDefaultConstantValue 578if (_lazyDefaultValue == ConstantValue.Unset) 583ConstantValue? value = ImportConstantValue(ignoreAttributes: !IsMetadataOptional); 584Interlocked.CompareExchange(ref _lazyDefaultValue, value, ConstantValue.Unset); 591internal sealed override ConstantValue? DefaultValueFromAttributes => null; 593private ConstantValue? GetDefaultDecimalOrDateTimeValue() 596ConstantValue? value = null; 1142ConstantValue defaultValue = this.ExplicitDefaultConstantValue;

255internal abstract ConstantValue? ExplicitDefaultConstantValue { get; } 262internal abstract ConstantValue? DefaultValueFromAttributes { get; }

145var thisArgumentValue = new BoundLiteral(syntax, ConstantValue.Bad, thisType) { WasCompilerGenerated = true }; 147var otherArgumentValue = new BoundLiteral(syntax, ConstantValue.Bad, otherArgumentType) { WasCompilerGenerated = true };

79internal override ConstantValue ExplicitDefaultConstantValue { get { throw ExceptionUtilities.Unreachable(); } } 81internal override ConstantValue DefaultValueFromAttributes { get { throw ExceptionUtilities.Unreachable(); } }

266private void VerifyConstantValueMatches(ConstantValue attrValue, ref DecodeWellKnownAttributeArguments<AttributeSyntax, CSharpAttributeData, AttributeLocation> arguments) 271ConstantValue constValue; 290if (data.ConstValue == CodeAnalysis.ConstantValue.Unset) 299if (constValue != CodeAnalysis.ConstantValue.Unset)

64protected override ConstantValue MakeConstantValue(

75internal override ConstantValue? ExplicitDefaultConstantValue 84internal override ConstantValue? DefaultValueFromAttributes

40protected ConstantValue? _lazyDefaultSyntaxValue; 82_lazyDefaultSyntaxValue = ConstantValue.Unset; 94internal sealed override ConstantValue? ExplicitDefaultConstantValue 112internal sealed override ConstantValue? DefaultValueFromAttributes 117return (data != null && data.DefaultParameterValue != ConstantValue.Unset) ? data.DefaultParameterValue : null; 247private ConstantValue? DefaultSyntaxValue 255var previousValue = Interlocked.CompareExchange( 258ConstantValue.Unset); 259Debug.Assert(previousValue == ConstantValue.Unset); 279DefaultValueFromAttributes == ConstantValue.NotAvailable) 338var defaultValue = DefaultValueFromAttributes; 367private ConstantValue? MakeDefaultExpression(BindingDiagnosticBag diagnostics, out Binder? binder, out BoundParameterEqualsValue? parameterEqualsValue) 394return ConstantValue.Bad; 401return ConstantValue.Bad; 418var value = convertedExpression.ConstantValueOpt ?? ConstantValue.Null; 739ConstantValue value; 742value = ConstantValue.Bad; 751if (paramData.DefaultParameterValue == ConstantValue.Unset) 930var value = DecodeDefaultParameterValueAttribute(description, attribute, syntax, diagnose: true, diagnosticsOpt: diagnostics); 948private void VerifyParamDefaultValueMatchesAttributeIfAny(ConstantValue value, SyntaxNode syntax, BindingDiagnosticBag diagnostics) 953var attrValue = data.DefaultParameterValue; 954if ((attrValue != ConstantValue.Unset) && 963private ConstantValue DecodeDefaultParameterValueAttribute(AttributeDescription description, CSharpAttributeData attribute, AttributeSyntax node, bool diagnose, BindingDiagnosticBag diagnosticsOpt) 982private ConstantValue DecodeDefaultParameterValueAttribute(CSharpAttributeData attribute, AttributeSyntax node, bool diagnose, BindingDiagnosticBag diagnosticsOpt) 993return ConstantValue.Bad; 1014var constantValueDiscriminator = ConstantValue.GetDiscriminator(specialType); 1031return ConstantValue.Bad; 1041return ConstantValue.Bad; 1052return ConstantValue.Bad; 1060return ConstantValue.Create(arg.ValueInternal, constantValueDiscriminator);

155protected override ConstantValue MakeConstantValue(HashSet<SourceFieldSymbolWithSyntaxReference> dependencies, bool earlyDecodingWellKnownAttributes, BindingDiagnosticBag diagnostics) 158return Microsoft.CodeAnalysis.ConstantValue.Default(constantType); 173protected override ConstantValue MakeConstantValue(HashSet<SourceFieldSymbolWithSyntaxReference> dependencies, bool earlyDecodingWellKnownAttributes, BindingDiagnosticBag diagnostics) 202protected override ConstantValue MakeConstantValue(HashSet<SourceFieldSymbolWithSyntaxReference> dependencies, bool earlyDecodingWellKnownAttributes, BindingDiagnosticBag diagnostics) 204var otherValue = _otherConstant.GetConstantValue(new ConstantFieldsInProgress(this, dependencies), earlyDecodingWellKnownAttributes); 207if (otherValue == Microsoft.CodeAnalysis.ConstantValue.Unset) 209return Microsoft.CodeAnalysis.ConstantValue.Unset; 213return Microsoft.CodeAnalysis.ConstantValue.Bad; 215ConstantValue value;

175private ConstantValue _lazyConstantEarlyDecodingValue = Microsoft.CodeAnalysis.ConstantValue.Unset; 176private ConstantValue _lazyConstantValue = Microsoft.CodeAnalysis.ConstantValue.Unset; 237internal sealed override ConstantValue GetConstantValue(ConstantFieldsInProgress inProgress, bool earlyDecodingWellKnownAttributes) 239var value = this.GetLazyConstantValue(earlyDecodingWellKnownAttributes); 240if (value != Microsoft.CodeAnalysis.ConstantValue.Unset) 251return Microsoft.CodeAnalysis.ConstantValue.Unset; 282var value = this.GetLazyConstantValue(earlyDecodingWellKnownAttributes); 283if (value != Microsoft.CodeAnalysis.ConstantValue.Unset) 302(value != Microsoft.CodeAnalysis.ConstantValue.Unset) && 324if (this.GetLazyConstantValue(earlyDecodingWellKnownAttributes) != Microsoft.CodeAnalysis.ConstantValue.Unset) 336var value = MakeConstantValue(builder, earlyDecodingWellKnownAttributes, diagnostics); 346private ConstantValue GetLazyConstantValue(bool earlyDecodingWellKnownAttributes) 352ConstantValue value, 357Debug.Assert(value != Microsoft.CodeAnalysis.ConstantValue.Unset); 358Debug.Assert((GetLazyConstantValue(earlyDecodingWellKnownAttributes) == Microsoft.CodeAnalysis.ConstantValue.Unset) || 363Interlocked.CompareExchange(ref _lazyConstantEarlyDecodingValue, value, Microsoft.CodeAnalysis.ConstantValue.Unset); 367if (Interlocked.CompareExchange(ref _lazyConstantValue, value, Microsoft.CodeAnalysis.ConstantValue.Unset) == Microsoft.CodeAnalysis.ConstantValue.Unset) 381protected abstract ConstantValue MakeConstantValue(HashSet<SourceFieldSymbolWithSyntaxReference> dependencies, bool earlyDecodingWellKnownAttributes, BindingDiagnosticBag diagnostics);

98ConstantValue sizeConstant = ConstantValueUtils.GetAndValidateConstantValue(boundSizeExpression, this, intType, sizeExpression, diagnostics);

21private readonly ConstantValue? _switchCaseLabelConstant; 29ConstantValue? switchCaseLabelConstant = null) 70ConstantValue switchCaseLabelConstant) 138public ConstantValue? SwitchCaseLabelConstant

568internal override ConstantValue GetConstantValue(SyntaxNode node, LocalSymbol inProgress, BindingDiagnosticBag diagnostics) 675var value = Microsoft.CodeAnalysis.ConstantValue.Bad; 689internal override ConstantValue GetConstantValue(SyntaxNode node, LocalSymbol inProgress, BindingDiagnosticBag diagnostics = null) 698return Microsoft.CodeAnalysis.ConstantValue.Bad;

119var value = this.GetConstantValue(ConstantFieldsInProgress.Empty, earlyDecodingWellKnownAttributes: false); 127if (data == null || data.ConstValue == CodeAnalysis.ConstantValue.Unset) 149!(decodedData is FieldWellKnownAttributeData fieldData && fieldData.ConstValue != CodeAnalysis.ConstantValue.Unset)) 631protected sealed override ConstantValue MakeConstantValue(HashSet<SourceFieldSymbolWithSyntaxReference> dependencies, bool earlyDecodingWellKnownAttributes, BindingDiagnosticBag diagnostics)

1227var receiverValue = new BoundLiteral(syntax, ConstantValue.Bad, receiverType) { WasCompilerGenerated = true };

87var defaultValue = parameter.ExplicitDefaultConstantValue; 88if (defaultValue != ConstantValue.NotAvailable && 91sourceParameter.DefaultValueFromAttributes == ConstantValue.NotAvailable)

48internal override ConstantValue? ExplicitDefaultConstantValue 160internal override ConstantValue? DefaultValueFromAttributes

23internal sealed override ConstantValue? ExplicitDefaultConstantValue 28internal sealed override ConstantValue? DefaultValueFromAttributes

63internal override ConstantValue GetConstantValue(ConstantFieldsInProgress inProgress, bool earlyDecodingWellKnownAttributes)

35internal ParameterDescription(TypeWithAnnotations type, RefKind refKind, ScopedKind scope, ConstantValue? defaultValue, bool isParams, bool hasUnscopedRefAttribute) 48internal readonly ConstantValue? DefaultValue;

137internal override ConstantValue GetConstantValue(ConstantFieldsInProgress inProgress, bool earlyDecodingWellKnownAttributes)

482internal override ConstantValue? DefaultValueFromAttributes => null;

190internal sealed override ConstantValue GetConstantValue(SyntaxNode node, LocalSymbol inProgress, BindingDiagnosticBag diagnostics)

83internal override ConstantValue? ExplicitDefaultConstantValue 206var defaultValue = this.ExplicitDefaultConstantValue; 207if (defaultValue != ConstantValue.NotAvailable && 208DefaultValueFromAttributes == ConstantValue.NotAvailable && 255internal override ConstantValue? DefaultValueFromAttributes => null; 264ConstantValue? defaultValue = null, 344private readonly ConstantValue? _defaultValue; 354ConstantValue? defaultValue, 417internal override ConstantValue? ExplicitDefaultConstantValue => _defaultValue; 419internal override ConstantValue? DefaultValueFromAttributes => _baseParameterForAttributes?.DefaultValueFromAttributes ?? ConstantValue.NotAvailable;

124internal override ConstantValue GetConstantValue(SyntaxNode node, LocalSymbol inProgress, BindingDiagnosticBag diagnostics)

56ConstantValue valueConstant = ConstantValue.Create(constant.ValueInternal, splType); 91ConstantValue memberConstant = ConstantValue.Create(field.ConstantValue, specialType); 169ConstantValue memberConstant = ConstantValue.Create(field.ConstantValue, specialType);

661public static ConstantValue? GetDefaultValue(this TypeSymbol type) 678return ConstantValue.Null; 702return ConstantValue.Default(type.SpecialType);

93internal override ConstantValue GetConstantValue(SyntaxNode node, LocalSymbol inProgress, BindingDiagnosticBag? diagnostics = null) =>

181internal override ConstantValue GetConstantValue(ConstantFieldsInProgress inProgress, bool earlyDecodingWellKnownAttributes)

76internal sealed override ConstantValue? ExplicitDefaultConstantValue 81internal sealed override ConstantValue? DefaultValueFromAttributes

18IConstantValueSet Related(BinaryOperatorKind relation, ConstantValue value); 23bool Related(BinaryOperatorKind relation, ConstantValue left, ConstantValue right); 33ConstantValue RandomValue(Random random);

42bool Any(BinaryOperatorKind relation, ConstantValue value); 46/// Because of that all four combinations of results from <see cref="Any(BinaryOperatorKind, ConstantValue)"/> and <see cref="All(BinaryOperatorKind, ConstantValue)"/> 51bool All(BinaryOperatorKind relation, ConstantValue value); 62ConstantValue? Sample { get; }

84ConstantValue? matches = DecisionDagBuilder.ExpressionOfTypeMatchesPatternTypeForLearningFromSuccessfulTypeTest(conversions, type, t, ref useSiteInfo); 85if (matches == ConstantValue.False) 234ConstantValue? matches = DecisionDagBuilder.ExpressionOfTypeMatchesPatternTypeForLearningFromSuccessfulTypeTest(_conversions, t1, t2, ref useSiteInfo); 235if (matches == ConstantValue.False) 241else if (matches == ConstantValue.True)

41ConstantValue IConstantValueSet.Sample => ConstantValue.Create(_hasTrue ? true : _hasFalse ? false : throw new ArgumentException()); 56bool IConstantValueSet.Any(BinaryOperatorKind relation, ConstantValue value) => value.IsBad || Any(relation, value.BooleanValue); 71bool IConstantValueSet.All(BinaryOperatorKind relation, ConstantValue value) => !value.IsBad && All(relation, value.BooleanValue);

51ConstantValue IConstantValueSetFactory.RandomValue(Random random) => ConstantValue.Create(random.NextDouble() < 0.5); 53IConstantValueSet IConstantValueSetFactory.Related(BinaryOperatorKind relation, ConstantValue value) 58bool IConstantValueSetFactory.Related(BinaryOperatorKind relation, ConstantValue left, ConstantValue right)

55byte INumericTC<byte>.FromConstantValue(ConstantValue constantValue) => constantValue.IsBad ? (byte)0 : constantValue.ByteValue; 57ConstantValue INumericTC<byte>.ToConstantValue(byte value) => ConstantValue.Create(value);

49char INumericTC<char>.FromConstantValue(ConstantValue constantValue) => constantValue.IsBad ? (char)0 : constantValue.CharValue; 69ConstantValue INumericTC<char>.ToConstantValue(char value) => ConstantValue.Create(value);

35public decimal FromConstantValue(ConstantValue constantValue) => constantValue.IsBad ? 0m : constantValue.DecimalValue; 37public ConstantValue ToConstantValue(decimal value) => ConstantValue.Create(value);

25ConstantValue IConstantValueSetFactory.RandomValue(Random random) => ConstantValue.Create(DecimalTC.Instance.Random(random)); 27IConstantValueSet IConstantValueSetFactory.Related(BinaryOperatorKind relation, ConstantValue value) => 30bool IConstantValueSetFactory.Related(BinaryOperatorKind relation, ConstantValue left, ConstantValue right) => _underlying.Related(relation, left, right);

83double INumericTC<double>.FromConstantValue(ConstantValue constantValue) => constantValue.IsBad ? 0.0 : constantValue.DoubleValue; 85ConstantValue INumericTC<double>.ToConstantValue(double value) => ConstantValue.Create(value);

48ConstantValue IConstantValueSet.Sample 88bool IConstantValueSet.Any(BinaryOperatorKind relation, ConstantValue value) => value.IsBad || Any(relation, _tc.FromConstantValue(value)); 111bool IConstantValueSet.All(BinaryOperatorKind relation, ConstantValue value) => !value.IsBad && All(relation, _tc.FromConstantValue(value));

38IConstantValueSet IConstantValueSetFactory.Related(BinaryOperatorKind relation, ConstantValue value) => 41bool IConstantValueSetFactory.Related(BinaryOperatorKind relation, ConstantValue left, ConstantValue right) 58ConstantValue IConstantValueSetFactory.RandomValue(Random random)

51ConstantValue IConstantValueSet.Sample 60var sample = _numbers.Sample; 138bool IConstantValueSet.Any(BinaryOperatorKind relation, ConstantValue value) => 148bool IConstantValueSet.All(BinaryOperatorKind relation, ConstantValue value) => !value.IsBad && All(relation, _tc.FromConstantValue(value));

30ConstantValue IConstantValueSetFactory.RandomValue(Random random) 35IConstantValueSet IConstantValueSetFactory.Related(BinaryOperatorKind relation, ConstantValue value) => 40bool IConstantValueSetFactory.Related(BinaryOperatorKind relation, ConstantValue left, ConstantValue right)

18/// Get the constant value of type <typeparamref name="T"/> from a <see cref="ConstantValue"/>. This method is shared among all 21T FromConstantValue(ConstantValue constantValue); 24/// Translate a numeric value of type <typeparamref name="T"/> into a <see cref="ConstantValue"/>. 26ConstantValue ToConstantValue(T value);

65public int FromConstantValue(ConstantValue constantValue) => constantValue.IsBad ? 0 : constantValue.Int32Value; 67public ConstantValue ToConstantValue(int value) => ConstantValue.Create(value);

18/// Get the constant value of type <typeparamref name="T"/> from a <see cref="ConstantValue"/>. This method is shared among all 21T FromConstantValue(ConstantValue constantValue); 24/// Translate a numeric value of type <typeparamref name="T"/> into a <see cref="ConstantValue"/>. 26ConstantValue ToConstantValue(T value);

55long INumericTC<long>.FromConstantValue(ConstantValue constantValue) => constantValue.IsBad ? 0L : constantValue.Int64Value; 57ConstantValue INumericTC<long>.ToConstantValue(long value) => ConstantValue.Create(value);

48ConstantValue? IConstantValueSet.Sample 74bool IConstantValueSet.All(BinaryOperatorKind relation, ConstantValue value) => value.IsBad || All(relation, value.Int32Value); 85bool IConstantValueSet.Any(BinaryOperatorKind relation, ConstantValue value) => value.IsBad || Any(relation, value.Int32Value);

41ConstantValue IConstantValueSetFactory.RandomValue(Random random) => ConstantValue.CreateNativeInt(IntTC.DefaultInstance.Random(random)); 43IConstantValueSet IConstantValueSetFactory.Related(BinaryOperatorKind relation, ConstantValue value) 48bool IConstantValueSetFactory.Related(BinaryOperatorKind relation, ConstantValue left, ConstantValue right)

55ConstantValue IConstantValueSetFactory.RandomValue(Random random) => s_underlying.RandomValue(random); 57IConstantValueSet IConstantValueSetFactory.Related(BinaryOperatorKind relation, ConstantValue value) => 60bool IConstantValueSetFactory.Related(BinaryOperatorKind relation, ConstantValue left, ConstantValue right) => s_underlying.Related(relation, left, right);

39ConstantValue? IConstantValueSet.Sample 63bool IConstantValueSet.All(BinaryOperatorKind relation, ConstantValue value) => value.IsBad || All(relation, value.UInt32Value); 72bool IConstantValueSet.Any(BinaryOperatorKind relation, ConstantValue value) => value.IsBad || Any(relation, value.UInt32Value);

39ConstantValue IConstantValueSetFactory.RandomValue(Random random) => ConstantValue.CreateNativeUInt(UIntTC.Instance.Random(random)); 41IConstantValueSet IConstantValueSetFactory.Related(BinaryOperatorKind relation, ConstantValue value) 46bool IConstantValueSetFactory.Related(BinaryOperatorKind relation, ConstantValue left, ConstantValue right)

56ConstantValue IConstantValueSet.Sample 107bool IConstantValueSet.Any(BinaryOperatorKind relation, ConstantValue value) => value.IsBad || Any(relation, _tc.FromConstantValue(value)); 129bool IConstantValueSet.All(BinaryOperatorKind relation, ConstantValue value) => !value.IsBad && All(relation, _tc.FromConstantValue(value));

52IConstantValueSet IConstantValueSetFactory.Related(BinaryOperatorKind relation, ConstantValue value) => 58ConstantValue IConstantValueSetFactory.RandomValue(Random random) 63bool IConstantValueSetFactory.Related(BinaryOperatorKind relation, ConstantValue left, ConstantValue right)

54sbyte INumericTC<sbyte>.FromConstantValue(ConstantValue constantValue) => constantValue.IsBad ? (sbyte)0 : constantValue.SByteValue; 56public ConstantValue ToConstantValue(sbyte value) => ConstantValue.Create(value);

55short INumericTC<short>.FromConstantValue(ConstantValue constantValue) => constantValue.IsBad ? (short)0 : constantValue.Int16Value; 57ConstantValue INumericTC<short>.ToConstantValue(short value) => ConstantValue.Create(value);

87float INumericTC<float>.FromConstantValue(ConstantValue constantValue) => constantValue.IsBad ? 0.0F : constantValue.SingleValue; 89ConstantValue INumericTC<float>.ToConstantValue(float value) => ConstantValue.Create(value);

17string IEquatableValueTC<string>.FromConstantValue(ConstantValue constantValue) 44ConstantValue IEquatableValueTC<string>.ToConstantValue(string value) => ConstantValue.Create(value);

49public uint FromConstantValue(ConstantValue constantValue) => constantValue.IsBad ? (uint)0 : constantValue.UInt32Value; 51public ConstantValue ToConstantValue(uint value) => ConstantValue.Create(value);

55ulong INumericTC<ulong>.FromConstantValue(ConstantValue constantValue) => constantValue.IsBad ? 0UL : constantValue.UInt64Value; 57ConstantValue INumericTC<ulong>.ToConstantValue(ulong value) => ConstantValue.Create(value);

49ushort INumericTC<ushort>.FromConstantValue(ConstantValue constantValue) => constantValue.IsBad ? (ushort)0 : constantValue.UInt16Value; 51ConstantValue INumericTC<ushort>.ToConstantValue(ushort value) => ConstantValue.Create(value);

4123Assert.Equal(ConstantValue.Null, parameterB.ExplicitDefaultConstantValue);

2894var value = field.GetConstantValue(ConstantFieldsInProgress.Empty, earlyDecodingWellKnownAttributes: false);

531var constantValue = peModule.Module.GetParamDefaultValue(theParameter.Handle); 532Assert.Equal(ConstantValue.Null, constantValue);

1463private static object ExtractValue(ConstantValue constantValue) 2301ConstantValue nonNullValue = ConstantValue.Create(10); 2302ConstantValue nullValue = null; 2310private static void ConstantEquals(ConstantValue a, ConstantValue b) 4007ConstantValue charConstant = ConstantValue.Create('c'), 4008byteConst = ConstantValue.Create(0x4), 4009sbyteConst = ConstantValue.Create(unchecked((sbyte)byte.MaxValue)), 4010shortConst = ConstantValue.Create(unchecked((short)ushort.MaxValue)), 4011ushortConst = ConstantValue.Create(ushort.MaxValue), 4012int32Const = ConstantValue.Create(unchecked((int)uint.MaxValue)), 4013uint32Const = ConstantValue.Create(uint.MaxValue), 4014nintConst = ConstantValue.CreateNativeInt(unchecked((int)uint.MaxValue)), 4015nuintConst = ConstantValue.CreateNativeUInt(uint.MaxValue), 4016int64Const = ConstantValue.Create(unchecked((long)ulong.MaxValue)), 4017uint64Const = ConstantValue.Create(ulong.MaxValue), 4018decimalConst = ConstantValue.Create(1m / 3m), 4019floatConst = ConstantValue.Create(Math.Round(1f / 3f, 5)), 4020doubleConst = ConstantValue.Create(Math.Round((double)1 / 3, 8)), 4021stringConst = ConstantValue.Create("abcdefghijklmnopqrstuvwxyz"), 4022dateTimeConst = ConstantValue.Create(DateTime.MaxValue), 4023boolConst = ConstantValue.Create(true), 4024badConst = ConstantValue.Bad, 4025nullConst = ConstantValue.Null;

2061Assert.Equal(ConstantValue.Create(0), parameters[1].ExplicitDefaultConstantValue); 2067Assert.Equal(ConstantValue.Create(1), parameters[2].ExplicitDefaultConstantValue); 2080Assert.Equal(ConstantValue.Create(0), parameters[4].ExplicitDefaultConstantValue); 2087Assert.Equal(ConstantValue.Create(1), parameters[5].ExplicitDefaultConstantValue); 2093Assert.Equal(ConstantValue.Create(0), parameters[6].ExplicitDefaultConstantValue); 2099Assert.Equal(ConstantValue.Create(1), parameters[7].ExplicitDefaultConstantValue); 2143Assert.Equal(ConstantValue.Null, parameters[1].ExplicitDefaultConstantValue); 2194Assert.Equal(ConstantValue.Null, parameters[1].ExplicitDefaultConstantValue); 2200Assert.Equal(ConstantValue.Create("A"), parameters[2].ExplicitDefaultConstantValue); 2213Assert.Equal(ConstantValue.Null, parameters[4].ExplicitDefaultConstantValue); 2219Assert.Equal(ConstantValue.Null, parameters[5].ExplicitDefaultConstantValue); 2226Assert.Equal(ConstantValue.Create("A"), parameters[6].ExplicitDefaultConstantValue); 2232Assert.Equal(ConstantValue.Create("A"), parameters[7].ExplicitDefaultConstantValue); // not imported for non-optional parameter 2277Assert.Equal(ConstantValue.Create(0M), parameters[1].ExplicitDefaultConstantValue); 2283Assert.Equal(ConstantValue.Create(1M), parameters[2].ExplicitDefaultConstantValue); 2296Assert.Equal(isFromSource ? ConstantValue.Create(0M) : null, parameters[4].ExplicitDefaultConstantValue); // not imported for non-optional parameter 2303Assert.Equal(isFromSource ? ConstantValue.Create(1M) : null, parameters[5].ExplicitDefaultConstantValue); // not imported for non-optional parameter 2309Assert.Equal(ConstantValue.Create(0M), parameters[6].ExplicitDefaultConstantValue); 2315Assert.Equal(ConstantValue.Create(1M), parameters[7].ExplicitDefaultConstantValue); 2359Assert.Equal(ConstantValue.Null, parameters[1].ExplicitDefaultConstantValue); 2372Assert.Equal(isFromSource ? ConstantValue.Create(new DateTime(0)) : null, parameters[3].ExplicitDefaultConstantValue); // not imported for non-optional parameter 2379Assert.Equal(isFromSource ? ConstantValue.Create(new DateTime(1)) : null, parameters[4].ExplicitDefaultConstantValue); // not imported for non-optional parameter 2385Assert.Equal(ConstantValue.Create(new DateTime(0)), parameters[5].ExplicitDefaultConstantValue); 2391Assert.Equal(ConstantValue.Create(new DateTime(1)), parameters[6].ExplicitDefaultConstantValue); 2463Assert.Equal(ConstantValue.Bad, param.ExplicitDefaultConstantValue);

7057var value = field.GetConstantValue(ConstantFieldsInProgress.Empty, earlyDecodingWellKnownAttributes: false);

626ConstantValue value = fac.RandomValue(Random); 875ConstantValue badConstant = ConstantValue.Bad;

889EnumOffset(ConstantValue.Create((sbyte)sbyte.MinValue), 1, EnumOverflowKind.NoOverflow, ConstantValue.Create((sbyte)(sbyte.MinValue + 1))); 890EnumOffset(ConstantValue.Create((sbyte)sbyte.MinValue), 2, EnumOverflowKind.NoOverflow, ConstantValue.Create((sbyte)(sbyte.MinValue + 2))); 891EnumOffset(ConstantValue.Create((sbyte)-2), 1, EnumOverflowKind.NoOverflow, ConstantValue.Create((sbyte)(-1))); 892EnumOffset(ConstantValue.Create((sbyte)-2), 3, EnumOverflowKind.NoOverflow, ConstantValue.Create((sbyte)(1))); 893EnumOffset(ConstantValue.Create((sbyte)(sbyte.MaxValue - 3)), 3, EnumOverflowKind.NoOverflow, ConstantValue.Create((sbyte)sbyte.MaxValue)); 894EnumOffset(ConstantValue.Create((sbyte)(sbyte.MaxValue - 3)), 4, EnumOverflowKind.OverflowReport, ConstantValue.Bad); 895EnumOffset(ConstantValue.Create((sbyte)(sbyte.MaxValue - 3)), 5, EnumOverflowKind.OverflowIgnore, ConstantValue.Bad); 898EnumOffset(ConstantValue.Create((byte)0), 1, EnumOverflowKind.NoOverflow, ConstantValue.Create((byte)1)); 899EnumOffset(ConstantValue.Create((byte)0), 2, EnumOverflowKind.NoOverflow, ConstantValue.Create((byte)2)); 900EnumOffset(ConstantValue.Create((byte)(byte.MaxValue - 3)), 3, EnumOverflowKind.NoOverflow, ConstantValue.Create((byte)byte.MaxValue)); 901EnumOffset(ConstantValue.Create((byte)(byte.MaxValue - 3)), 4, EnumOverflowKind.OverflowReport, ConstantValue.Bad); 902EnumOffset(ConstantValue.Create((byte)(byte.MaxValue - 3)), 5, EnumOverflowKind.OverflowIgnore, ConstantValue.Bad); 905EnumOffset(ConstantValue.Create((short)short.MinValue), 1, EnumOverflowKind.NoOverflow, ConstantValue.Create((short)(short.MinValue + 1))); 906EnumOffset(ConstantValue.Create((short)short.MinValue), 2, EnumOverflowKind.NoOverflow, ConstantValue.Create((short)(short.MinValue + 2))); 907EnumOffset(ConstantValue.Create((short)-2), 1, EnumOverflowKind.NoOverflow, ConstantValue.Create((short)(-1))); 908EnumOffset(ConstantValue.Create((short)-2), 3, EnumOverflowKind.NoOverflow, ConstantValue.Create((short)(1))); 909EnumOffset(ConstantValue.Create((short)(short.MaxValue - 3)), 3, EnumOverflowKind.NoOverflow, ConstantValue.Create((short)short.MaxValue)); 910EnumOffset(ConstantValue.Create((short)(short.MaxValue - 3)), 4, EnumOverflowKind.OverflowReport, ConstantValue.Bad); 911EnumOffset(ConstantValue.Create((short)(short.MaxValue - 3)), 5, EnumOverflowKind.OverflowIgnore, ConstantValue.Bad); 914EnumOffset(ConstantValue.Create((ushort)0), 1, EnumOverflowKind.NoOverflow, ConstantValue.Create((ushort)1)); 915EnumOffset(ConstantValue.Create((ushort)0), 2, EnumOverflowKind.NoOverflow, ConstantValue.Create((ushort)2)); 916EnumOffset(ConstantValue.Create((ushort)(ushort.MaxValue - 3)), 3, EnumOverflowKind.NoOverflow, ConstantValue.Create((ushort)ushort.MaxValue)); 917EnumOffset(ConstantValue.Create((ushort)(ushort.MaxValue - 3)), 4, EnumOverflowKind.OverflowReport, ConstantValue.Bad); 918EnumOffset(ConstantValue.Create((ushort)(ushort.MaxValue - 3)), 5, EnumOverflowKind.OverflowIgnore, ConstantValue.Bad); 921EnumOffset(ConstantValue.Create((int)int.MinValue), 1, EnumOverflowKind.NoOverflow, ConstantValue.Create((int)(int.MinValue + 1))); 922EnumOffset(ConstantValue.Create((int)int.MinValue), 2, EnumOverflowKind.NoOverflow, ConstantValue.Create((int)(int.MinValue + 2))); 923EnumOffset(ConstantValue.Create((int)-2), 1, EnumOverflowKind.NoOverflow, ConstantValue.Create((int)(-1))); 924EnumOffset(ConstantValue.Create((int)-2), 3, EnumOverflowKind.NoOverflow, ConstantValue.Create((int)(1))); 925EnumOffset(ConstantValue.Create((int)(int.MaxValue - 3)), 3, EnumOverflowKind.NoOverflow, ConstantValue.Create((int)int.MaxValue)); 926EnumOffset(ConstantValue.Create((int)(int.MaxValue - 3)), 4, EnumOverflowKind.OverflowReport, ConstantValue.Bad); 927EnumOffset(ConstantValue.Create((int)(int.MaxValue - 3)), 5, EnumOverflowKind.OverflowIgnore, ConstantValue.Bad); 930EnumOffset(ConstantValue.Create((uint)0), 1, EnumOverflowKind.NoOverflow, ConstantValue.Create((uint)1)); 931EnumOffset(ConstantValue.Create((uint)0), 2, EnumOverflowKind.NoOverflow, ConstantValue.Create((uint)2)); 932EnumOffset(ConstantValue.Create((uint)(uint.MaxValue - 3)), 3, EnumOverflowKind.NoOverflow, ConstantValue.Create((uint)uint.MaxValue)); 933EnumOffset(ConstantValue.Create((uint)(uint.MaxValue - 3)), 4, EnumOverflowKind.OverflowReport, ConstantValue.Bad); 934EnumOffset(ConstantValue.Create((uint)(uint.MaxValue - 3)), 5, EnumOverflowKind.OverflowIgnore, ConstantValue.Bad); 937EnumOffset(ConstantValue.Create((long)long.MinValue), 1, EnumOverflowKind.NoOverflow, ConstantValue.Create((long)(long.MinValue + 1))); 938EnumOffset(ConstantValue.Create((long)long.MinValue), 2, EnumOverflowKind.NoOverflow, ConstantValue.Create((long)(long.MinValue + 2))); 939EnumOffset(ConstantValue.Create((long)-2), 1, EnumOverflowKind.NoOverflow, ConstantValue.Create((long)(-1))); 940EnumOffset(ConstantValue.Create((long)-2), 3, EnumOverflowKind.NoOverflow, ConstantValue.Create((long)(1))); 941EnumOffset(ConstantValue.Create((long)(long.MaxValue - 3)), 3, EnumOverflowKind.NoOverflow, ConstantValue.Create((long)long.MaxValue)); 942EnumOffset(ConstantValue.Create((long)(long.MaxValue - 3)), 4, EnumOverflowKind.OverflowReport, ConstantValue.Bad); 943EnumOffset(ConstantValue.Create((long)(long.MaxValue - 3)), 5, EnumOverflowKind.OverflowIgnore, ConstantValue.Bad); 946EnumOffset(ConstantValue.Create((ulong)0), 1, EnumOverflowKind.NoOverflow, ConstantValue.Create((ulong)1)); 947EnumOffset(ConstantValue.Create((ulong)0), 2, EnumOverflowKind.NoOverflow, ConstantValue.Create((ulong)2)); 948EnumOffset(ConstantValue.Create((ulong)(ulong.MaxValue - 3)), 3, EnumOverflowKind.NoOverflow, ConstantValue.Create((ulong)ulong.MaxValue)); 949EnumOffset(ConstantValue.Create((ulong)(ulong.MaxValue - 3)), 4, EnumOverflowKind.OverflowReport, ConstantValue.Bad); 950EnumOffset(ConstantValue.Create((ulong)(ulong.MaxValue - 3)), 5, EnumOverflowKind.OverflowIgnore, ConstantValue.Bad); 953private void EnumOffset(ConstantValue constantValue, uint offset, EnumOverflowKind expectedOverflowKind, ConstantValue expectedValue) 955ConstantValue actualValue;

1929Assert.Equal(ConstantValue.Default(SpecialType.System_Int32), labelSymbol.SwitchCaseLabelConstant);

724Assert.Equal(ConstantValue.Default(SpecialType.System_Int32), labelSymbol.SwitchCaseLabelConstant);

28public abstract void DecodeLocalConstant(ref BlobReader reader, out TTypeSymbol type, out ConstantValue value); 42ConstantValue value,

659ConstantValue constantValue = PdbHelpers.GetSymConstantValue(type, rawValue);

205symbolProvider.DecodeLocalConstant(ref sigReader, out var typeSymbol, out var value);

78/// Translates the value of a constant returned by <see cref="ISymUnmanagedConstant.GetValue(out object)"/> to a <see cref="ConstantValue"/>. 80public static ConstantValue GetSymConstantValue(ITypeSymbolInternal type, object symValue) 89(SpecialType.System_Boolean, short shortVal) => ConstantValue.Create(shortVal != 0), 90(SpecialType.System_Byte, short shortVal) when unchecked((byte)shortVal) == shortVal => ConstantValue.Create((byte)shortVal), 91(SpecialType.System_SByte, short shortVal) when unchecked((sbyte)shortVal) == shortVal => ConstantValue.Create((sbyte)shortVal), 92(SpecialType.System_Int16, short shortVal) => ConstantValue.Create(shortVal), 93(SpecialType.System_Char, ushort ushortVal) => ConstantValue.Create((char)ushortVal), 94(SpecialType.System_UInt16, ushort ushortVal) => ConstantValue.Create(ushortVal), 95(SpecialType.System_Int32, int intVal) => ConstantValue.Create(intVal), 96(SpecialType.System_UInt32, uint uintVal) => ConstantValue.Create(uintVal), 97(SpecialType.System_Int64, long longVal) => ConstantValue.Create(longVal), 98(SpecialType.System_UInt64, ulong ulongVal) => ConstantValue.Create(ulongVal), 99(SpecialType.System_Single, float floatVal) => ConstantValue.Create(floatVal), 100(SpecialType.System_Double, double doubleVal) => ConstantValue.Create(doubleVal), 101(SpecialType.System_String, 0) => ConstantValue.Null, 102(SpecialType.System_String, null) => ConstantValue.Create(string.Empty), 103(SpecialType.System_String, string str) => ConstantValue.Create(str), 104(SpecialType.System_Object, 0) => ConstantValue.Null, 105(SpecialType.System_Decimal, decimal decimalValue) => ConstantValue.Create(decimalValue), 106(SpecialType.System_DateTime, double doubleVal) => ConstantValue.Create(DateTimeUtilities.ToDateTime(doubleVal)), 107(SpecialType.None, 0) when type.IsReferenceType => ConstantValue.Null, 108_ => ConstantValue.Bad,

68var constantValue = ConstantValue.Create(1);

95Assert.Throws<InvalidOperationException>(() => { ConstantValue.Create(null, ConstantValueTypeDiscriminator.Bad); }); 97var cv1 = ConstantValue.Create(1); 101var cv2 = ConstantValue.Create(2); 106var cvNull = ConstantValue.Create(null, ConstantValueTypeDiscriminator.Null); 118var cv1 = ConstantValue.Create(1); 139Assert.True(ConstantValue.Create((byte)1).IsOne); 140Assert.True(ConstantValue.Create((sbyte)1).IsOne); 141Assert.True(ConstantValue.Create(true).IsOne); 142Assert.True(ConstantValue.Create((double)1).IsOne); 143Assert.True(ConstantValue.Create((float)1).IsOne); 144Assert.True(ConstantValue.Create((decimal)1).IsOne); 145Assert.True(ConstantValue.Create((short)1).IsOne); 146Assert.True(ConstantValue.Create((ushort)1).IsOne); 147Assert.True(ConstantValue.Create((int)1).IsOne); 148Assert.True(ConstantValue.Create((uint)1).IsOne); 149Assert.True(ConstantValue.Create((long)1).IsOne); 150Assert.True(ConstantValue.Create((ulong)1).IsOne); 151Assert.True(ConstantValue.Create((char)1).IsOne); 157Assert.Equal(ConstantValue.Bad, ConstantValue.Default(ConstantValueTypeDiscriminator.Bad)); 159var cv1 = ConstantValue.Create((sbyte)-1); 162var cv2 = ConstantValue.Create(-0.12345f); 165var cv3 = ConstantValue.Create((double)-1.234); 168var cv4 = ConstantValue.Create((decimal)-12345m); 172var cv5 = ConstantValue.Create(null); 181var cv11 = ConstantValue.Create((sbyte)-1); 182var cv12 = ConstantValue.Create((sbyte)-1); 185var cv21 = ConstantValue.Create((byte)255); 186var cv22 = ConstantValue.Create((byte)255); 189var cv31 = ConstantValue.Create((short)-32768); 190var cv32 = ConstantValue.Create((short)-32768); 193var cv41 = ConstantValue.Create((ushort)65535); 194var cv42 = ConstantValue.Create((ushort)65535); 197var cv51 = ConstantValue.Create(12345); 198var cv52 = ConstantValue.Create(12345); 201var cv61 = ConstantValue.Create(uint.MinValue); 202var cv62 = ConstantValue.Create(uint.MinValue); 205var cv71 = ConstantValue.Create(long.MaxValue); 206var cv72 = ConstantValue.Create(long.MaxValue); 209var cv81 = ConstantValue.Create((ulong)123456789); 210var cv82 = ConstantValue.Create((ulong)123456789); 213var cv91 = ConstantValue.Create(1.1m); 214var cv92 = ConstantValue.Create(1.1m); 228var cv1 = ConstantValue.Create("1"); 229var cv2 = ConstantValue.Create("2"); 243var cv = ConstantValue.Create(null, ConstantValueTypeDiscriminator.Null); 246cv = ConstantValue.Create(null, ConstantValueTypeDiscriminator.String); 252cv = ConstantValue.Create(strVal); 255cv = ConstantValue.Create((sbyte)-128); 258cv = ConstantValue.Create((ulong)123456789);