The changes are explained with some examples here [0]. Flambda is finally on, but comes with a regression :( [1]. [0]: https://github.com/gasche/ocaml-releases

The changes are explained with some examples here [0]. Flambda is finally on, but comes with a regression :( [1]. [0]: https://github.com/gasche/ocaml-releases-change-explanation/wiki/4.04.0-changes-explanation https://github.com/gasche/ocaml-releases-change-explanation/... [1]: https://sympa.inria.fr/sympa/arc/caml-list/2016-11/msg00000.html https://sympa.inria.fr/sympa/arc/caml-list/2016-11/msg00000....