On Tue, Nov 8, 2022 at 11:45 AM Willian Colognesi <willian_colognesi@xxxxxxxxxxx> wrote: > root@ip-10-x-x-x:/home/ubuntu# pg_config --configure > ... --with-extra-version= (Ubuntu 14.5-2.pgdg20.04+2)' ... > ... '--with-llvm' 'LLVM_CONFIG=/usr/bin/llvm-config-10' ... > There is no llvm installed on ubuntu server, postgresql was installed via apt package `apt install postgresql-14` We can see from the pg_config output that it's built with LLVM 10. Also that looks like it's the usual pgdg packages which are certainly built against LLVM and will install it automatically.