tests/contrib/var/var01a.xsl

<?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet 
  xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
  version="1.0">   
<!-- var01.xsl: variations on a theme:Bugzilla#4218; input .xml is ignored-->

<!-- Theme: passing with-param, somehow variable stack frame gets messed up -->
<xsl:template match="/">
<!-- Theme-change: variables declared outside <out> -->
    <xsl:variable name="v1" select="'abc-should-appear-once'"/>
    <xsl:variable name="v2" select="'def-should-appear-once'"/>
    <out>
      <xsl:call-template name="template1">
        <xsl:with-param name="param1">
          <xsl:call-template name="template2">
            <!-- Theme-change: with-param uses different names -->
            <xsl:with-param name="param2" select="$v1"/>
          </xsl:call-template>
          <xsl:value-of select="$v2"/>
        </xsl:with-param>
      </xsl:call-template>
    </out>
  </xsl:template>
 
  <xsl:template name="template1">
    <xsl:param name="param1" select="'error'"/>
    <template1><xsl:value-of select="$param1"/></template1>
  </xsl:template>
 
  <xsl:template name="template2">
    <xsl:param name="param2" select="'error'"/>
    <template2><xsl:value-of select="$param2"/></template2>
  </xsl:template>
</xsl:stylesheet>