Created attachment 336202 [details, diff] crystalspace-2.0.ebuild.diff strong ebuild, probably needs some testing already did two runs with empty and full USE, that worked well
+*crystalspace-2.0 (24 Jan 2013) + + 24 Jan 2013; Julian Ospald <hasufell@gentoo.org> +crystalspace-2.0.ebuild, + +files/crystalspace-2.0-gcc47.patch: + version bump wrt #453138