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ocamlPackages.mezzo: disable for OCaml ≥ 4.06

+4
+4
pkgs/development/compilers/mezzo/default.nix
··· 1 1 { stdenv, fetchFromGitHub, ocaml, findlib, ocamlbuild, menhir, yojson, ulex, pprint, fix, functory }: 2 2 3 + if stdenv.lib.versionAtLeast ocaml.version "4.06" 4 + then throw "mezzo is not available for OCaml ${ocaml.version}" 5 + else 6 + 3 7 let 4 8 check-ocaml-version = with stdenv.lib; versionAtLeast (getVersion ocaml); 5 9 in