ocaml/opam-repository — pull request #2620 by yallop (2014-09-06 00:16:58+00:00)
Title: Constrain atdgen to OCaml versions below 4.02.0.

See [discussion on caml-list](https://sympa.inria.fr/sympa/arc/caml-list/2014-09/msg00041.html).