Needs ocaml-4.14.3 too

packages/ocaml-system/ocaml-system.4.14.3/opam

@@ -55,7 +55,7 @@ depends: [
 ]
 conflict-class: "ocaml-core-compiler"
 available:
-  sys-ocaml-version = "4.14.3" & (os != "win32" | sys-ocaml-libc = "msvc")
+  (sys-ocaml-version >= "4.14.3~" & sys-ocaml-version < "4.14.4" ) & (os != "win32" | sys-ocaml-libc = "msvc")
 flags: compiler
 build: ["ocaml" "gen_ocaml_config.ml"]
 substs: "gen_ocaml_config.ml"

packages/ocaml/ocaml.4.14.3/opam

@@ -0,0 +1,39 @@
+opam-version: "2.0"
+name: "ocaml"
+version: "4.14.3"
+synopsis: "The OCaml compiler (virtual package)"
+description: """\
+This package requires a matching implementation of OCaml,
+and polls it to initialise specific variables like `ocaml:native-dynlink`"""
+maintainer: "David Allsopp <[email protected]>"
+authors: [
+  "Xavier Leroy"
+  "Damien Doligez"
+  "Alain Frisch"
+  "Jacques Garrigue"
+  "Didier Rémy"
+  "Jérôme Vouillon"
+]
+license: "LGPL-2.1-or-later WITH OCaml-LGPL-linking-exception"
+homepage: "https://ocaml.org"
+bug-reports: "https://github.com/ocaml/opam-repository/issues"
+depends: [
+  "ocaml-config" {>= "2"}
+  "ocaml-base-compiler" {>= "4.14.3~" & < "4.14.4~"} |
+  "ocaml-variants" {>= "4.14.3~" & < "4.14.4~"} |
+  "ocaml-system" {>= "4.14.3" & < "4.14.4~"} |
+  "dkml-base-compiler" {>= "4.14.3~" & < "4.14.4~"}
+]
+flags: conf
+setenv: [
+  [CAML_LD_LIBRARY_PATH = "%{_:stubsdir}%"]
+  [CAML_LD_LIBRARY_PATH += "%{lib}%/stublibs"]
+  [OCAML_TOPLEVEL_PATH = "%{toplevel}%"]
+]
+build: [
+  "ocaml" "%{ocaml-config:share}%/gen_ocaml_config.ml" _:version _:name
+]
+build-env: CAML_LD_LIBRARY_PATH = ""
+x-env-path-rewrite: [
+  [CAML_LD_LIBRARY_PATH (";" {os = "win32"} ":" {os != "win32"}) "target"]
+]