On 2022-04-07 09:57:09 -0700, Andres Freund wrote: > Yea :(. I tested debug_discard_caches, but not -DRELCACHE_FORCE_RELEASE > -DCATCACHE_FORCE_RELEASE. > > Not quite sure what to do about it - it's intentionally trying to test the > case of no invalidations being processed, as that's an annoying edge case with > functions. Perhaps wrapping the function call of the "already dropped" > function in another function that catches the error would do the trick? It'd > be more easily silently broken, but still be better than not having the test.