On 2017-04-10 09:10:07 -0700, Andres Freund wrote: > Hi, > > On 2017-04-10 11:03:23 -0400, Peter Eisentraut wrote: > > The release of GCC 7 is approaching [0], and the number of warnings in > > PostgreSQL has gone up since we last looked [1]. Output attached. (My > > version is 7.0.1 20170408.) > > > > Most of the issues have to do with concatenating two or more strings of > > potential size MAXPGPATH into another buffer of size MAXPGPATH, which > > could lead to truncation. > > Hm, interesting - I don't see this with > gcc-7 (Debian 7-20170407-1) 7.0.1 20170407 (experimental) [trunk revision > 246759] > although I do recall having seen them at some point. Not sure what's up > there.
Hm. That's with -Wformat-truncation=1 (which is what's added by -Wextra afaics), I see a good chunk more with -Wformat-truncation=2 - but that's not enabled by -Wall/extra, so I don't really see a problem right now? - Andres -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers