protected override int ComputeHashCode()
 {
     return(HashUtilities.Combine(CreationOpt?.GetHashCode() ?? 0,
                                  HashUtilities.Combine(SymbolOpt?.GetHashCode() ?? 0,
                                                        HashUtilities.Combine(AnalysisEntityOpt?.GetHashCode() ?? 0,
                                                                              HashUtilities.Combine(LocationTypeOpt?.GetHashCode() ?? 0,
                                                                                                    HashUtilities.Combine(_isSpecialSingleton.GetHashCode(), IsNull.GetHashCode()))))));
 }
        private int ComputeIgnoringLocationHashCode()
        {
            var hashCode = HashUtilities.Combine(SymbolOpt?.GetHashCode() ?? 0,
                                                 HashUtilities.Combine(InstanceReferenceOperationSyntaxOpt?.GetHashCode() ?? 0,
                                                                       HashUtilities.Combine(Type.GetHashCode(),
                                                                                             HashUtilities.Combine(ParentOpt?.GetHashCode() ?? 0, Indices.Length.GetHashCode()))));

            foreach (AbstractIndex index in Indices)
            {
                hashCode = HashUtilities.Combine(index.GetHashCode(), hashCode);
            }

            return(hashCode);
        }
 public override int GetHashCode()
 {
     return(HashUtilities.Combine(CreationOpt?.GetHashCode() ?? 0,
                                  HashUtilities.Combine(SymbolOpt?.GetHashCode() ?? 0, LocationType.GetHashCode())));
 }
 protected override int ComputeHashCode()
 {
     return(HashUtilities.Combine(CreationOpt?.GetHashCode() ?? 0,
                                  HashUtilities.Combine(SymbolOpt?.GetHashCode() ?? 0,
                                                        HashUtilities.Combine(AnalysisEntityOpt?.GetHashCode() ?? 0, LocationTypeOpt?.GetHashCode() ?? 0))));
 }