---- * Error: circular dependencies: (sci-biology/bioperl-1.6.9:0/0::gentoo, ebuild scheduled for merge) depends on (dev-perl/Bio-ASN1-EntrezGene-1.91.0-r1:0/0::gentoo, ebuild scheduled for merge) (buildtime) (sci-biology/bioperl-1.6.9:0/0::gentoo, ebuild scheduled for merge) (buildtime) It might be possible to break this cycle by applying the following change: - sci-biology/bioperl-1.6.9 (Change USE: +minimal) ---- Portage is giving the correct hint. USE=minimal solves the problem. Let's track it however...
Side note, USE=minimal requires USE=-graphviz (added in REQUIRED_USE now)