I'm afraid there seems to be another bug! It has something to do with the // operator, and is triggered by the attached short template/document combination. The crash happens both on vanilla Sablotron 0.36 and also with all the patches recently posted here applied. .robin.
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:template match="/foo//bar"/>
</xsl:stylesheet>
<foo><bar/></foo>
