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authorGravatar Pierre-Marie Pédrot <pierre-marie.pedrot@inria.fr>2017-12-13 17:33:04 +0100
committerGravatar Pierre-Marie Pédrot <pierre-marie.pedrot@inria.fr>2017-12-30 19:23:04 +0100
commitbad3f3b784d3de8851615b8f4b7afba734232d8e (patch)
treebe6a12a50d3bf6b73ea7866334585f694370e630 /checker
parent441bea723c511ed9e18ef005678bd01242b45c49 (diff)
Moving some universe substitution code out of the kernel.
This code was not used at all inside the kernel, it was related to universe unification that happens in the upper layer. It makes more sense to put it somewhere upper.
Diffstat (limited to 'checker')
-rw-r--r--checker/univ.ml8
-rw-r--r--checker/univ.mli2
2 files changed, 0 insertions, 10 deletions
diff --git a/checker/univ.ml b/checker/univ.ml
index 4f3131813..7d01657df 100644
--- a/checker/univ.ml
+++ b/checker/univ.ml
@@ -881,14 +881,6 @@ type universe_level_subst = universe_level universe_map
(** A full substitution might involve algebraic universes *)
type universe_subst = universe universe_map
-let level_subst_of f =
- fun l ->
- try let u = f l in
- match Universe.level u with
- | None -> l
- | Some l -> l
- with Not_found -> l
-
module Instance : sig
type t = Level.t array
diff --git a/checker/univ.mli b/checker/univ.mli
index 0eadc6801..21c94d952 100644
--- a/checker/univ.mli
+++ b/checker/univ.mli
@@ -150,8 +150,6 @@ type universe_level_subst_fn = universe_level -> universe_level
type universe_subst = universe universe_map
type universe_level_subst = universe_level universe_map
-val level_subst_of : universe_subst_fn -> universe_level_subst_fn
-
(** {6 Universe instances} *)
module Instance :