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-rw-r--r--kernel/section.ml10
1 files changed, 9 insertions, 1 deletions
diff --git a/kernel/section.ml b/kernel/section.ml
index 603ef5d006..6fa0543b23 100644
--- a/kernel/section.ml
+++ b/kernel/section.ml
@@ -28,6 +28,8 @@ type 'a t = {
sec_mono_universes : ContextSet.t;
sec_poly_universes : Name.t array * UContext.t;
(** Universes local to the section *)
+ all_poly_univs : Univ.Level.t array;
+ (** All polymorphic universes, including from previous sections. *)
has_poly_univs : bool;
(** Are there polymorphic universes or constraints, including in previous sections. *)
sec_entries : section_entry list;
@@ -41,6 +43,8 @@ let rec depth sec = 1 + match sec.sec_prev with None -> 0 | Some prev -> depth p
let has_poly_univs sec = sec.has_poly_univs
+let all_poly_univs sec = sec.all_poly_univs
+
let find_emap e (cmap, imap) = match e with
| SecDefinition con -> Cmap.find con cmap
| SecInductive ind -> Mindmap.find ind imap
@@ -57,7 +61,10 @@ let push_context (nas, ctx) sec =
else
let (snas, sctx) = sec.sec_poly_universes in
let sec_poly_universes = (Array.append snas nas, UContext.union sctx ctx) in
- { sec with sec_poly_universes; has_poly_univs = true }
+ let all_poly_univs =
+ Array.append sec.all_poly_univs (Instance.to_array @@ UContext.instance ctx)
+ in
+ { sec with sec_poly_universes; all_poly_univs; has_poly_univs = true }
let rec is_polymorphic_univ u sec =
let (_, uctx) = sec.sec_poly_universes in
@@ -81,6 +88,7 @@ let open_section ~custom sec_prev =
sec_context = 0;
sec_mono_universes = ContextSet.empty;
sec_poly_universes = ([||], UContext.empty);
+ all_poly_univs = Option.cata (fun sec -> sec.all_poly_univs) [| |] sec_prev;
has_poly_univs = Option.cata has_poly_univs false sec_prev;
sec_entries = [];
sec_data = (Cmap.empty, Mindmap.empty);