On Aug 22, 2017, at 10:32 AM, Daniel Santos <daniel.san...@pobox.com> wrote: > >> I would suggest "escaped or quoted." >> The whole argument to RUNTESTFLAGS can be quoted in either single >> or double quotes and, AFAICT, so can the space-separated test >> names within it. > > Well, mysteriously, double quotes do not work.
Did you try the obvious: "\"pdf pdf\" pdf" ? I think it should work fine.