some of these are missing dev-db/sqlite-3.7.7.1-r1 dev-lang/python-2.7.2-r2 dev-libs/intel-common-12.0.4.191 dev-libs/libpcre-8.13 dev-libs/libxml2-2.7.8-r2 dev-libs/lzo-2.06 media-libs/giflib-4.1.6-r2 media-libs/libjpeg-turbo-1.1.1 media-libs/libpng-1.5.4 media-libs/tiff-4.0.0_beta7 net-libs/gnutls-2.10.5 net-misc/dropbox-1.2.24 sci-biology/ncbi-tools++-2010.06.15-r1 sci-libs/hdf5-1.8.7 sci-libs/mmdb-1.23.2.2 sys-apps/openrc-0.9.3-r1 sys-devel/gcc-4.2.4-r1 sys-devel/gcc-4.3.6-r1 sys-devel/gcc-4.4.6-r1 sys-devel/gcc-4.5.3-r1 sys-devel/gcc-4.6.1-r1 sys-libs/db-4.8.30 sys-libs/glibc-2.13-r4 sys-libs/zlib-1.2.5.1-r1
ncbi-tools++ was removed from the tree it seems, so these bugs aren't relevant anymore.