Andres Freund <and...@anarazel.de> writes: > On 2021-02-23 13:09:18 -0500, Tom Lane wrote: >> Oddly, I see no such warning with Fedora's current compiler, >> gcc version 10.2.1 20201125 (Red Hat 10.2.1-9) (GCC) >> Are you using any special compiler switches?
> A few. At first I didn't see any relevant ones - but I think it's just > that you need to use -O3 instead of -O2. Ah-hah, -O3 plus remembering to disable assertions makes it happen here too. Will fix. regards, tom lane