string check fails for nontrivial binds

in the get-properties template, there is a "shortcut" that does a string comparison of the XPath expressions. As expected, this fails for non-trivial binds (i.e. those with subscripts, use of fn:index(), etc.)

Saxon-Forms/src/saxon-xforms.xsl

Lines 535 to 539 in d011de6

    
           <!-- do a string check here of $nodeset-mod = $binding-nodeset-mod (as a shortcut before performing XPath evaluation) --> 
        
           <xsl:when test="$nodeset-mod = $binding-nodeset-mod"> 
        
               <xsl:sequence select="."/> 
        
               <xsl:message use-when="$debugMode">[get-properties mode] Binding found by matching nodeset path '<xsl:sequence select="$nodeset-mod"/>'</xsl:message> 
        
           </xsl:when>

	<!-- do a string check here of $nodeset-mod = $binding-nodeset-mod (as a shortcut before performing XPath evaluation) -->
	<xsl:when test="$nodeset-mod = $binding-nodeset-mod">
	<xsl:sequence select="."/>
	<xsl:message use-when="$debugMode">[get-properties mode] Binding found by matching nodeset path '<xsl:sequence select="$nodeset-mod"/>'</xsl:message>
	</xsl:when>