From 9590e46c05c33baadb6e7663707c0423fd6383ce Mon Sep 17 00:00:00 2001
From: Vincent Laporte <Vincent.Laporte@gmail.com>
Date: Tue, 21 Aug 2018 18:16:40 +0000
Subject: [PATCH] =?UTF-8?q?ocamlPackages.ocaml=5Fdata=5Fnotation:=20disabl?=
 =?UTF-8?q?e=20for=20OCaml=20=E2=89=A5=204.06?=
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---
 pkgs/development/ocaml-modules/odn/default.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/development/ocaml-modules/odn/default.nix b/pkgs/development/ocaml-modules/odn/default.nix
index f30fea2c4192..a56a6140f8ea 100644
--- a/pkgs/development/ocaml-modules/odn/default.nix
+++ b/pkgs/development/ocaml-modules/odn/default.nix
@@ -1,5 +1,9 @@
 { stdenv, fetchurl, ocaml, findlib, ocamlbuild, type_conv, ounit, camlp4 }:
 
+if stdenv.lib.versionAtLeast ocaml.version "4.06"
+then throw "ocaml-data-notation is not available for OCaml ${ocaml.version}"
+else
+
 stdenv.mkDerivation {
   name = "ocaml-data-notation-0.0.11";