diff options
Diffstat (limited to 'stm/lemmas.ml')
| -rw-r--r-- | stm/lemmas.ml | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/stm/lemmas.ml b/stm/lemmas.ml index 16444fda05..5cbe152b55 100644 --- a/stm/lemmas.ml +++ b/stm/lemmas.ml @@ -449,8 +449,12 @@ 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 - start_proof_with_initialization kind (Evd.fix_undefined_variables evd) - recguard thms snl hook + let evd = + if pi2 kind then evd + else (* We fix the variables to ensure they won't be lowered to Set *) + Evd.fix_undefined_variables evd + in + start_proof_with_initialization kind evd recguard thms snl hook (* Saving a proof *) |