diff options
| -rw-r--r-- | pretyping/recordops.ml | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/pretyping/recordops.ml b/pretyping/recordops.ml index 35ac90de5..494138541 100644 --- a/pretyping/recordops.ml +++ b/pretyping/recordops.ml @@ -313,7 +313,10 @@ let lookup_canonical_conversion (proj,pat) = let is_open_canonical_projection env sigma (c,args) = try - let n = find_projection_nparams (global_of_constr c) in + let ref = global_of_constr c in + let n = find_projection_nparams ref in + (** Check if there is some canonical projection attached to this structure *) + let _ = Refmap.find ref !object_table in try let arg = whd_betadeltaiota env sigma (Stack.nth args n) in let hd = match kind_of_term arg with App (hd, _) -> hd | _ -> arg in |