Re: Failing assertions in indxpath.c, placeholder.c and brin_minmax.c

Andreas Seltenreich <seltenreich@gmx.de> writes:
> when running my random query generator contraption[1] against the
> regression database of 9.5 or master, it occasionally triggers one of
> the following three assertions.

I've fixed the first two of these --- thanks for the report!

> ,----[ git bisect ]
> |   first bad commit: [3f8c23c4d31d4a0e801041733deb2c7cfa577b32] Improve
> |   predtest.c's ability to reason about operator expressions.
> `----

I'm a bit confused about this aspect of your report though, because in
my hands that example fails clear back to 9.2.  It doesn't seem to require
the predtest.c improvement to expose the fault.
        regards, tom lane