This update for postgresql16 fixes the following issues: PostgreSQL upgrade to version 16.3 : * CVE-2024-4317: Fixed visibility restriction of pg_stats_ext and pg_stats_ext_exprs entries to the table owner . Bug fixes: * Fix incompatibility with LLVM 18. * Prepare for PostgreSQL 17. * Make sure all compilation and doc generation happens in %build. * Require LLVM less than= 17 for now, because LLVM 18 doesn"t seem to work. * Remove constraints file because improved memory usage for s390x * Use %patch -P N instead of deprecated %patchN. Release notes: * https://www.postgresql.org/docs/release/16.3/