Merge branch 'bug4527' into trunk

1 files changed, 5 insertions, 0 deletions

diff --git a/stm/lemmas.ml b/stm/lemmas.ml
index 50dceb8e6b..6b78ce72cc 100644
--- a/stm/lemmas.ml
+++ b/stm/lemmas.ml
@@ -465,6 +465,11 @@ let start_proof_com kind thms hook =
   let recguard,thms,snl = look_for_possibly_mutual_statements thms in
   let evd, nf = Evarutil.nf_evars_and_universes !evdref in
   let thms = List.map (fun (n, (t, info)) -> (n, (nf t, info))) thms in
+  let () =
+    match levels with
+    | None -> ()
+    | Some l -> ignore (Evd.universe_context evd ?names:l)
+  in
   let evd =
     if pi2 kind then evd
     else (* We fix the variables to ensure they won't be lowered to Set *)