On Wed, Feb 7, 2024 at 10:31 PM Andres Freund <and...@anarazel.de> wrote: > On 2024-01-11 21:55:19 -0500, Tom Lane wrote: > > Bharath Rupireddy <bharath.rupireddyforpostg...@gmail.com> writes: > > > Hi, I'm seeing a compiler warning with CFLAGS -O3 but not with -O2. > > > > > In file included from dbcommands.c:20: > > > dbcommands.c: In function ‘createdb’: > > > ../../../src/include/postgres.h:104:16: warning: ‘src_hasloginevt’ may > > > be used uninitialized in this function [-Wmaybe-uninitialized] > > > > Hmm, I also see that at -O3 (not at -O2) when using Fedora 39's > > gcc 13.2.1, but *not* when using RHEL8's gcc 8.5.0. > > It's visible here with gcc >= 10. That's enough versions that I think we > should care. Interestingly enough, it seems to have recently have gotten > fixed in gcc master (14 to be).
I managed to reproduce this warning locally. Fixed. ------ Regards, Alexander Korotkov