Validating parser backtraces
Imported from http://bugzilla.roxen.com/bugzilla/show_bug.cgi?id=1645
Reported by Jonas Wallden jonasw@roxen.com
Test program:
string xml =
#"<?xml version='1.0'?>
<!DOCTYPE doc [
<!ELEMENT doc ((x|y)+,x,z)>
<!ELEMENT x EMPTY>
<!ELEMENT y EMPTY>
<!ELEMENT z EMPTY>
]>
<doc>
<y/>
<x/>
<z/>
</doc>";
int main()
{
object p = Parser.XML.Validating();
p->parse(xml, lambda(mixed ...args) {
werror("args: %O\n", args);
return 0;
});
return 0;
}
Backtrace:
Attempt to call the string "+"
/home/jonasw/pike-sås/7.2/lib/modules/Parser.pmod/XML.pmod/Validating.pike:182:
__lambda_65591_1("")
/home/jonasw/pike-sås/7.2/lib/modules/Parser.pmod/XML.pmod/Validating.pike:79:
Element("doc")->accept_element("")
/home/jonasw/pike-sås/7.2/lib/modules/Parser.pmod/XML.pmod/Validating.pike:324:
validate("",0,0,"\n
",mapping[1],@0=__lambda_65585_0,@1=({}))
/home/jonasw/pike-sås/7.2/lib/modules/Parser.pmod/XML.pmod/Validating.pike:
parse("<?xml version='1.0'?>\n<!DOCTYPE doc [\n <!ELEMENT doc
((x|y)+,x,z)>\n <!ELEMENT x EMPTY>\n <!ELEMENT y EM
PTY>\n <!ELEMENT z EMPTY>\n]>\n<doc>\n <y/>\n <x/>\n
<z/>\n</doc>",@2=validate,@0,@1)
/home/jonasw/pike-sås/7.2/lib/modules/Parser.pmod/XML.pmod/Validating.pike:375:
parse("<?xml version='1.0'?>\n<!DOCTYPE doc [\n <!ELEMENT doc
((x|y)+,x,z)>\n <!ELEMENT x EMPTY>\n <!ELEMENT y EM
PTY>\n <!ELEMENT z EMPTY>\n]>\n<doc>\n <y/>\n <x/>\n
<z/>\n</doc>",@0)
validate-test.pike:22: main()