The official pgpool2 page shows version 3.4.0 released a few days ago and versions 3.3.4 and 3.2.9 released back on Sep. 25th, while portage has versions 3.3.3 and 3.2.5. It would be nice to have the latest versions committed in portage. Thanks.
commit 7416f943e514cc8683c5d33041af046be9803421 Author: Aaron W. Swenson <titanofold@gentoo.org> Date: Tue Jun 7 06:51:36 2016 -0400 dev-db/pgpool2: Version Bump Bug: 529508, 563100 Package-Manager: portage-2.2.28