Re: [Gestalt-users] Gexslt crash

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Oh bum! I had hoped I'd found all the problemslike this.

That can take a while to track down. Not this weekend then.

>From: Florent Georges <dar...@ya...>
>Reply-To: ges...@li...
>To: Gestalt ML <ges...@li...>
>Subject: [Gestalt-users] Gexslt crash
>Date: Thu, 21 Sep 2006 18:45:42 +0200 (CEST)
>
>   Hi
>
>   I found an other issue that makes Gexslt crash.  Here is
>the more simple example I written that reproduces the
>problem (not really minimal, but I can't reduce it more):
>
>     > cat gexslt-crash.xml
>     <test:report
>         xmlns:test="http://www.fgeorges.org/xslt/unit-test"
>         tested="hello-world.xsl"
>         tested-absolute=".../hello-world.xsl"
>         date="2006-09-21T11:30:55.142+02:00">
>       <test:tests id="false">
>         <test:title>False negative</test:title>
>         <test:test id="false.1" successful="false">
>           <test:expect>
>             <elem2 id="id"/>
>           </test:expect>
>           <test:result>
>             <elem1/>
>             <elem2 id="id"/>
>           </test:result>
>         </test:test>
>       </test:tests>
>     </test:report>
>
>     > cat gexslt-crash.xsl
>     <xsl:stylesheet version="2.0"
>                     xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
>                     xmlns:xs="http://www.w3.org/2001/XMLSchema"
>                     xmlns:test="http://www.fgeorges.org/xslt/unit-test"
>                     exclude-result-prefixes="test xs"
>                     xmlns="http://www.w3.org/1999/xhtml">
>
>       <xsl:template match="test:report">
>         <html>
>           <xsl:apply-templates select="
>               test:tests/test:test[not(xs:boolean(@successful))]"/>
>         </html>
>       </xsl:template>
>
>       <xsl:template match="test:test">
>         <xsl:apply-templates select="test:expect">
>           <xsl:with-param name="comparison" select="test:result"/>
>         </xsl:apply-templates>
>       </xsl:template>
>
>       <xsl:template match="test:expect">
>         <xsl:param name="comparison" as="element()?" select="()"/>
>         <xsl:variable name="compare" as="node()*" select="
>             $comparison/(node() except
>text()[not(normalize-space())])"/>
>         <xsl:for-each select="node() except
>text()[not(normalize-space())]">
>           <xsl:variable name="pos" as="xs:integer"
>select="position()"/>
>           <xsl:apply-templates select="." mode="mode">
>             <xsl:with-param name="comparison" select="$compare[$pos]"/>
>           </xsl:apply-templates>
>         </xsl:for-each>
>       </xsl:template>
>
>       <xsl:template match="*" mode="mode">
>         <xsl:param name="comparison" as="node()?"/>
>       </xsl:template>
>
>     </xsl:stylesheet>
>
>     > gexslt gexslt-crash.xsl gexslt-crash.xml
>
>gexslt: system execution failed.
>Following is the set of recorded exceptions:
>
>-------------------------------------------------------------------------------
>Class / Object      Routine                Nature of exception
>  Effect
>-------------------------------------------------------------------------------
>GEXSLT              root's creation        Segmentation violation:
><000000000169003C>                         Operating system signal.
>  Exit
>-------------------------------------------------------------------------------
>GEXSLT              root's creation
><000000000169003C>                         Routine failure.
>  Exit
>-------------------------------------------------------------------------------
>
>   Interestingly, if you replace "$compare[$pos]" by the
>equivalent "$compare[current()/position()]", the
>transformation doesn't crash anymore.
>
>   Here is a full stack trace:
>
>gexslt: system execution failed.
>Following is the set of recorded exceptions:
>
>-------------------------------------------------------------------------------
>Class / Object      Routine                Nature of exception
>  Effect
>-------------------------------------------------------------------------------
>XM_XPATH_SINGLETON_ITERATOR
>                     as_node_iterator @44   node_iterator:
><0000000003842B3C>  (From XM_XPATH_SEQUENCE_ITERATOR)
>                                            Precondition violated.
>  Fail
>-------------------------------------------------------------------------------
>XM_XPATH_MEMO_CLOSURE
>                     create_iterator @22
><000000000382C49C>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_SUPPLIED_PARAMETER_REFERENCE
>                     create_iterator @6
><0000000003772944>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XPATH_ITEM_CHECKER
>                     create_iterator @4
><0000000003773C24>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XPATH_CARDINALITY_CHECKER
>                     evaluate_item @5
><00000000037753F4>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XPATH_CARDINALITY_CHECKER
>                     eagerly_evaluate @49
><00000000037753F4>  (From XM_XPATH_EXPRESSION)
>                                            Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_LOCAL_PARAM process_leaving_tail @8
><000000000377666C>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_COMPILED_TEMPLATE
>                     expand @4
><0000000003FA8154>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_COMPILED_TEMPLATE
>                     process_leaving_tail @5
><0000000003FA8154>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_COMPILED_APPLY_TEMPLATES
>                     apply_templates @22
><0000000003F9D71C>  (From XM_XSLT_TEMPLATE_ROUTINES)
>                                            Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_COMPILED_APPLY_TEMPLATES
>                     apply @22
><0000000003F9D71C>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_COMPILED_APPLY_TEMPLATES
>                     process @5
><0000000003F9D71C>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XPATH_LET_EXPRESSION
>                     process @17
><0000000003F9B32C>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_COMPILED_FOR_EACH
>                     process_leaving_tail @18
><0000000003F9B4A4>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_COMPILED_FOR_EACH
>                     process @7
><0000000003F9B4A4>  (From XM_XSLT_INSTRUCTION)
>                                            Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XPATH_LET_EXPRESSION
>                     process @17
><0000000003F9B5DC>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_BLOCK       process_leaving_tail @13
><0000000003F9B754>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_COMPILED_TEMPLATE
>                     expand @4
><0000000003FA7004>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_COMPILED_TEMPLATE
>                     process_leaving_tail @5
><0000000003FA7004>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_APPLY_TEMPLATES_PACKAGE
>                     apply_templates @22
><000000000381F2AC>  (From XM_XSLT_TEMPLATE_ROUTINES)
>                                            Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_APPLY_TEMPLATES_PACKAGE
>                     process_leaving_tail @7
><000000000381F2AC>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_COMPILED_APPLY_TEMPLATES
>                     apply_templates @33
><0000000003F9AEF4>  (From XM_XSLT_TEMPLATE_ROUTINES)
>                                            Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_COMPILED_APPLY_TEMPLATES
>                     apply @22
><0000000003F9AEF4>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_COMPILED_APPLY_TEMPLATES
>                     process @5
><0000000003F9AEF4>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_FIXED_ELEMENT
>                     process_leaving_tail @22
><0000000003F9B02C>  (From XM_XSLT_ELEMENT_CONSTRUCTOR)
>                                            Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_COMPILED_TEMPLATE
>                     expand @4
><0000000003FA083C>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_COMPILED_TEMPLATE
>                     process_leaving_tail @5
><0000000003FA083C>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_TRANSFORMER apply_templates @28
>
><0000000003791D74>  (From XM_XSLT_TEMPLATE_ROUTINES)
>                                            Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_TRANSFORMER perform_default_action @9
><0000000003791D74>  (From XM_XSLT_TEMPLATE_ROUTINES)
>                                            Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_TRANSFORMER apply_templates @15
>
><0000000003791D74>  (From XM_XSLT_TEMPLATE_ROUTINES)
>                                            Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_TRANSFORMER perform_transformation @7
><0000000003791D74>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_TRANSFORMER transform_document @21
>
><0000000003791D74>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>XM_XSLT_TRANSFORMER transform @66
>
><0000000003791D74>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>GEXSLT              perform_transformation @33
><0000000003F97C8C>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>GEXSLT              execute @44
>
><0000000003F97C8C>                         Routine failure.
>  Fail
>-------------------------------------------------------------------------------
>GEXSLT              root's creation
>
><0000000003F97C8C>                         Routine failure.
>  Exit
>-------------------------------------------------------------------------------
>
>   Regards,
>
>--drkm
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