(dev-lang/ocaml-4.02.3-r1:0/4.02.3::gentoo, installed) pulled in by
    >=dev-lang/ocaml-4.02.3-r1:=[ocamlopt?] required by
(dev-ml/findlib-1.6.2:0/0::gentoo, installed)
    ^^               ^^^^^^^^^                                                                                                                                                 
    (and 1 more with the same problem)

  (dev-lang/ocaml-4.02.3:0/4.02.3::gentoo, ebuild scheduled for merge) pulled
in by
    <dev-lang/ocaml-4.02.3-r1 required by
(dev-ml/camlp4-4.02.1_p3:0/4.02.1_p3::gentoo, ebuild scheduled for merge)