DO NOT REPLY [Bug 4201] New: - xsltc fails conf test string20; substring function and div by 0

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http://nagoya.apache.org/bugzilla/show_bug.cgi?id=4201

xsltc fails conf test string20; substring function and div by 0

           Summary: xsltc fails conf test string20; substring function and
                    div by 0
           Product: XalanJ2
           Version: CurrentCVS
          Platform: All
        OS/Version: All
            Status: NEW
          Severity: Minor
          Priority: Other
         Component: org.apache.xalan.xsltc
        AssignedTo: xalan-dev@xml.apache.org
        ReportedBy: tom.amiro@sun.com


This is very low priority. The test is really a negative test.
I can't imagine anyone doing the following in real practice.

   substring("12345", -42, 1 div 0)

Here's a little test session showing that XLSTC disagrees with the expected 
(Xalan) results.

Running xalan on string20
<?xml version="1.0" encoding="UTF-8"?>
<out>12345</out>


Running XSLTC with Xerces Parser on string20
<?xml version="1.0" encoding="UTF-8" ?>
<out/>

 glrr 320 =>cat string20.xsl
<?xml version="1.0"?> 
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">

  <!-- FileName: str20 -->
  <!-- Document: http://www.w3.org/TR/xpath -->
  <!-- DocVersion: 19990922 -->
  <!-- Section: 4.2 String Functions -->
  <!-- Purpose: Test of 'substring()' function. -->

  <xsl:template match="doc">
    <out>
      <xsl:value-of select='substring("12345", -42, 1 div 0)'/>
    </out>
  </xsl:template>
 
</xsl:stylesheet>