diff options
Diffstat (limited to 'interp/constrintern.ml')
| -rw-r--r-- | interp/constrintern.ml | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/interp/constrintern.ml b/interp/constrintern.ml index 74de6f67ff..5c5a900fba 100644 --- a/interp/constrintern.ml +++ b/interp/constrintern.ml @@ -1166,6 +1166,10 @@ let alias_of als = match als.alias_ids with | [] -> Anonymous | id :: _ -> Name id +let message_redundant_alias id1 id2 = + Feedback.msg_warning + (str "Alias variable " ++ pr_id id1 ++ str " is merged with " ++ pr_id id2) + (** {6 Expanding notations } @returns a raw_case_pattern_expr : @@ -1738,6 +1742,7 @@ let internalize globalenv env allow_patvar (_, ntnvars as lvar) c = let env_ids = List.fold_right Id.Set.add eqn_ids env.ids in List.map (fun (asubst,pl) -> let rhs = replace_vars_constr_expr asubst rhs in + Id.Map.iter message_redundant_alias asubst; let rhs' = intern {env with ids = env_ids} rhs in (loc,eqn_ids,pl,rhs')) pll |