diff options
Diffstat (limited to 'pretyping/patternops.ml')
| -rw-r--r-- | pretyping/patternops.ml | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/pretyping/patternops.ml b/pretyping/patternops.ml index 705e594a..fb629d04 100644 --- a/pretyping/patternops.ml +++ b/pretyping/patternops.ml @@ -395,7 +395,9 @@ let rec pat_of_raw metas vars = function | Some p, Some (_,_,nal) -> let nvars = na :: List.rev nal @ vars in rev_it_mkPLambda nal (mkPLambda na (pat_of_raw metas nvars p)) - | _ -> PMeta None + | (None | Some (GHole _)), _ -> PMeta None + | Some p, None -> + user_err_loc (loc,"",strbrk "Clause \"in\" expected in patterns over \"match\" expressions with an explicit \"return\" clause.") in let info = { cip_style = sty; |