<?xml version="1.0"?> <?xml-stylesheet type="text/xml" href="#bug"?> <!DOCTYPE doc [ <!ATTLIST xsl:transform id ID #REQUIRED> ]> <doc> <xsl:transform xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="2.0" id="bug"> <xsl:variable name="v0"> <xsl:for-each select="$v0" /> </xsl:variable> <xsl:template name="t2" match="/"> <xsl:copy-of select="number($v0)" /> </xsl:template> </xsl:transform> <e1 /> </doc>