Wonderful Wikipedia has a wonderful article about (wonderfully) the notion of ideas that, logically, self-destruct (but which may be popularly long-lived, nevertheless). We polemicised against one of them -- eliminative materialism -- here.
To this propositional or assertoric notion of a self-refuting idea, we may add the illocutionary or pragmatic idea of a self-immolating statement. As:
The current issue of The New Yorker has a worthwhile demurral by John Lanchester:
Shut Up and Eat:
Down with foodism
Hear, hear. Only -- that mini-essay appears (ausgerechnet) in the annual semi-bloated “Food Issue”, which I hurled into the trash-basket, almost unread.