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Marcel Apfelbaum authored
Checks the output visitor behaviour for NULL values. Signed-off-by: Marcel Apfelbaum <marcel.a@redhat.com> Acked-by: Michael S. Tsirkin <mst@redhat.com> Acked-by: Michael Roth <mdroth@linux.vnet.ibm.com> Signed-off-by: Andreas Färber <afaerber@suse.de>
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