public override object Visit(Checked checkedStatement)
			{
				var result = new CheckedStatement();
				result.AddChild(new CSharpTokenNode(Convert(checkedStatement.loc), CheckedStatement.CheckedKeywordRole), CheckedStatement.CheckedKeywordRole);
				if (checkedStatement.Block != null)
					result.AddChild((BlockStatement)checkedStatement.Block.Accept(this), Roles.Body);
				return result;
			}

		public virtual void VisitCheckedStatement (CheckedStatement checkedStatement)
		{
			VisitChildren (checkedStatement);
		}

 public virtual void VisitCheckedStatement(CheckedStatement checkedStatement)
 {
     if (this.ThrowException)
     {
         throw (Exception)this.CreateException(checkedStatement);
     }
 }

		public override void VisitCheckedStatement(CheckedStatement checkedStatement) {
			checkedStatement.Body.AcceptVisitor(this);
		}

 public StringBuilder VisitCheckedStatement(CheckedStatement checkedStatement, int data)
 {
     throw new SLSharpException("SL# can only operate in unchecked context.");
 }

		public override void VisitCheckedStatement(CheckedStatement checkedStatement)
		{
			FixEmbeddedStatment(policy.StatementBraceStyle, policy.FixedBraceForcement, checkedStatement.Body);
		}

		public virtual void VisitCheckedStatement(CheckedStatement checkedStatement)
		{
			DebugExpression(checkedStatement);
			StartNode(checkedStatement);
			WriteKeywordReference(CheckedStatement.CheckedKeywordRole);
			checkedStatement.Body.AcceptVisitor(this);
			EndNode(checkedStatement);
		}

		public virtual object TrackedVisitCheckedStatement(CheckedStatement checkedStatement, object data) {
			return base.VisitCheckedStatement(checkedStatement, data);
		}

 public void VisitCheckedStatement(CheckedStatement checkedStatement)
 {
     JsonObject statement = CreateJsonStatement(checkedStatement);
     AddKeyword(statement, CheckedStatement.CheckedKeywordRole);
     statement.AddJsonValue("body", GenStatement(checkedStatement.Body));
     Push(statement);
 }

		public virtual object VisitCheckedStatement(CheckedStatement checkedStatement, object data) {
			Debug.Assert((checkedStatement != null));
			Debug.Assert((checkedStatement.Block != null));
			return checkedStatement.Block.AcceptVisitor(this, data);
		}

 public void VisitCheckedStatement(CheckedStatement node)
 {
     NotSupported(node);
 }

		public virtual object VisitCheckedStatement(CheckedStatement checkedStatement, object data) {
			throw new global::System.NotImplementedException("CheckedStatement");
		}

		public virtual object VisitCheckedStatement(CheckedStatement checkedStatement, object data) {
			Debug.Assert((checkedStatement != null));
			Debug.Assert((checkedStatement.Block != null));
			nodeStack.Push(checkedStatement.Block);
			checkedStatement.Block.AcceptVisitor(this, data);
			checkedStatement.Block = ((Statement)(nodeStack.Pop()));
			return null;
		}

			public override object Visit (Checked checkedStatement)
			{
				var result = new CheckedStatement ();
				result.AddChild (new CSharpTokenNode (Convert (checkedStatement.loc), "checked".Length), CheckedStatement.Roles.Keyword);
				result.AddChild ((INode)checkedStatement.Block.Accept (this), CheckedStatement.Roles.EmbeddedStatement);
				return result;
			}

 private void Process_Checked_Statement(StringBuilder sb, CheckedStatement statement)
 {
     sb.Append("checked");
     sb.Append(ProcessStatement(statement.Statement));
 }

		public void VisitCheckedStatement(CheckedStatement checkedStatement)
		{
			StartNode(checkedStatement);
			WriteKeyword(CheckedStatement.CheckedKeywordRole);
			checkedStatement.Body.AcceptVisitor(this);
			EndNode(checkedStatement);
		}

		public sealed override object VisitCheckedStatement(CheckedStatement checkedStatement, object data) {
			BeginVisit(checkedStatement);
			object result = TrackedVisitCheckedStatement(checkedStatement, data);
			EndVisit(checkedStatement);
			return result;
		}