From 23fd7e452fd0759bbbc9d01940a8b7de261fe99f Mon Sep 17 00:00:00 2001
From: Vincent Laporte <Vincent.Laporte@gmail.com>
Date: Tue, 21 Aug 2018 13:45:30 +0000
Subject: [PATCH] =?UTF-8?q?ocamlPackages.frontc:=20disable=20for=20OCaml?=
 =?UTF-8?q?=20=E2=89=A5=204.06?=
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---
 pkgs/development/ocaml-modules/frontc/default.nix | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/ocaml-modules/frontc/default.nix b/pkgs/development/ocaml-modules/frontc/default.nix
index ecf1ddc8fbae..e5330789e262 100644
--- a/pkgs/development/ocaml-modules/frontc/default.nix
+++ b/pkgs/development/ocaml-modules/frontc/default.nix
@@ -1,4 +1,8 @@
-{lib, buildOcaml, fetchurl}:
+{ lib, buildOcaml, fetchurl, ocaml }:
+
+if lib.versionAtLeast ocaml.version "4.06"
+then throw "FrontC is not available for OCaml ${ocaml.version}"
+else
 
 buildOcaml rec {
   name = "FrontC";