"Daniel Westermann (DWE)" <daniel.westermann@xxxxxxxxxxxxxxxx> writes: > "Daniel Westermann (DWE)" <daniel.westermann@xxxxxxxxxxxxxxxx> writes: >>> I was wondering if someone already has seen these warnings on Debian 10 (PostgreSQL 13.1): >>> ../../../../src/include/port.h:176:70: warning: 'format' attribute argument not supported: gnu_printf >>> [-Wignored-attributes] >> Huh. What compiler are you using, exactly? > Nothing special. Configure and make log attached. The same procedure works fine on my local Debian 10.7. Quite odd. The configure output clearly shows that it thought gnu_printf is fine: checking for printf format archetype... gnu_printf Possibly the corresponding section of config.log would provide more insight. regards, tom lane