[BUG] JSQLParser Version 5.3: NullPointerException when using withUnsupportedStatements

[kasgilpofi]

Failing SQL Feature:

NullPointerException when using .withUnsupportedStatements(true)

CCJSqlParserUtil.newParser(sql).withUnsupportedStatements(true).Statement();

Exception in thread "main" java.lang.NullPointerException: Cannot invoke "Object.toString()" because "stm" is null
	at net.sf.jsqlparser.parser.CCJSqlParser.Statement(CCJSqlParser.java:452)

SQL Example:

    SELECT EMP_ID,  EMP_NAME,
 	  CONNECT_BY_ROOT (EMP_NAME || '_' || EMP_ID) AS ROOT_MANAGER,
 	  SYS_CONNECT_BY_PATH(EMP_NAME, ' -> ') AS PATH
    FROM EMPLOYEES
    START WITH MANAGER_ID IS NULL
    CONNECT BY PRIOR EMP_ID = MANAGER_ID

Software Information:

• JSqlParser version 5.3
• Database Oracle

[manticore-projects]

Greetings, your statement can not be parsed. Please see here.