diff options
| -rw-r--r-- | tactics/class_tactics.ml | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/tactics/class_tactics.ml b/tactics/class_tactics.ml index 9e66e8668f..d93501eea6 100644 --- a/tactics/class_tactics.ml +++ b/tactics/class_tactics.ml @@ -1014,10 +1014,11 @@ let deps_of_constraints cstrs evm p = cstrs let evar_dependencies pred evm p = + let cache = Evarutil.create_undefined_evars_cache () in Evd.fold_undefined (fun ev evi _ -> if Evd.is_typeclass_evar evm ev && pred evm ev evi then - let evars = Evar.Set.add ev (Evarutil.undefined_evars_of_evar_info evm evi) + let evars = Evar.Set.add ev (Evarutil.filtered_undefined_evars_of_evar_info ~cache evm evi) in Intpart.union_set evars p else ()) evm () |