Bug #1583: NullPointerException when cast to a built-in list type IDREFS using function literal - Saxon - Saxonica Developer Community

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Bug #1583

closed

NullPointerException when cast to a built-in list type IDREFS using function literal

Added by O'Neil Delpratt almost 12 years ago. Updated over 11 years ago.

Status:

Closed

Priority:

Normal

Assignee:

O'Neil Delpratt

Category:

Internals

Sprint/Milestone:

Start date:

2012-07-12

Due date:

% Done:

100%

Estimated time:

Legacy ID:

Applies to branch:

Fix Committed on Branch:

Fixed in Maintenance Release:

Platforms:

Description

The following query (taken from W3C FOTS:CastAs-ListType-9) causes Saxon to throw an NullPointerException:

let $f := xs:IDREFS#1 return $f("a b c")

java.lang.NullPointerException
	at net.sf.saxon.expr.Atomizer.simplify(Atomizer.java:63)
	at net.sf.saxon.expr.parser.ExpressionVisitor.simplify(ExpressionVisitor.java:179)
	at net.sf.saxon.expr.parser.TypeChecker.staticTypeCheck(TypeChecker.java:182)
	at com.saxonica.expr.CastToList.typeCheck(CastToList.java:75)
	at com.saxonica.functions.hof.AbstractFunctionItem.bind(AbstractFunctionItem.java:117)
	at com.saxonica.expr.XPath30Parser.parseLiteralFunctionItem(XPath30Parser.java:123)
	at com.saxonica.expr.Query30Parser.parseLiteralFunctionItem(Query30Parser.java:136)
	at net.sf.saxon.expr.parser.ExpressionParser.parseBasicStep(ExpressionParser.java:1833)
	at net.sf.saxon.expr.parser.ExpressionParser.parseStepExpression(ExpressionParser.java:1654)
	at net.sf.saxon.expr.parser.ExpressionParser.parseRelativePath(ExpressionParser.java:1573)
	at net.sf.saxon.expr.parser.ExpressionParser.parsePathExpression(ExpressionParser.java:1557)
	at net.sf.saxon.expr.parser.ExpressionParser.parseUnaryExpression(ExpressionParser.java:1447)
	at net.sf.saxon.expr.parser.ExpressionParser.parseExprSingle(ExpressionParser.java:517)
	at net.sf.saxon.query.QueryParser.parseLetClause(QueryParser.java:2151)
	at net.sf.saxon.query.QueryParser.parseFLWORExpression(QueryParser.java:1878)
	at net.sf.saxon.expr.parser.ExpressionParser.parseExprSingle(ExpressionParser.java:490)
	at net.sf.saxon.expr.parser.ExpressionParser.parseExpression(ExpressionParser.java:455)
	at net.sf.saxon.query.QueryParser.parseQuery(QueryParser.java:329)
	at net.sf.saxon.query.QueryParser.makeXQueryExpression(QueryParser.java:140)
	at net.sf.saxon.query.StaticQueryContext.compileQuery(StaticQueryContext.java:536)
	at net.sf.saxon.s9api.XQueryCompiler.compile(XQueryCompiler.java:454)
	at com.saxonica.testdriver.FOTestSuiteDriver.runTestCase(FOTestSuiteDriver.java:1110)