ssia the tree provides 3.3.20 as latest. doing rename, redigest and remerge works for me on ~ppc.
In tree. Thanks. +*gtkwave-3.3.23 (20 Jul 2011) + + 20 Jul 2011; Thomas Beierlein <tomjbe@gentoo.org> +gtkwave-3.3.23.ebuild: + Version bump. Thanks hiyuh (bug #375709) +