@main[]
^try{	
	^mustfail[]
}{
	^if($exception.type eq parser.runtime){
		failed, that's OK
		$exception.handled(1)
	}
}

@mustfail[]
^switch[1]{
	^badswitchtestcase[]
}
@badswitchtestcase[][local]
$local[local value]
	^case[1]{1code $local}