Hi Alvaro,
With this v3 patch (assuming this is the one you just committed
as ec42a1dcb30de235b252f6d4) am now getting make check failures.
brin_summarize_range is returning unexpected values.
CentOS6,
PostgreSQL 11devel on x86_64-pc-linux-gnu, compiled by gcc (GCC) 4.4.7
20120313 (Red Hat 4.4.7-18), 64-bit
Cheers,
Jeff