On Mon, 14 Sep 2020, Markus Elfring wrote: > >>>> How do you think about to use the following check variant? > >>>> > >>>> + if [ "${DEBUG_FILE}" != '/dev/null' -a "${DEBUG_FILE}" != '' ]; then > … > > I have no idea. Why can't they be nclosed by double quotes as well? > > Both script variants can work. > Such coding style variations can trigger different run time characteristics > (besides expressing specific intentions), can't they? Again, I have no idea. But the runtime cost of these tests must be microscopic as compared to the overall cost of make coccicheck. julia