diff options
Diffstat (limited to 'kernel/closure.ml')
| -rw-r--r-- | kernel/closure.ml | 27 |
1 files changed, 12 insertions, 15 deletions
diff --git a/kernel/closure.ml b/kernel/closure.ml index 6dacb7818..fcbe939a9 100644 --- a/kernel/closure.ml +++ b/kernel/closure.ml @@ -866,22 +866,19 @@ let rec get_parameters depth n argstk = let eta_expand_ind_stacks env ind m s (f, s') = let mib = lookup_mind (fst ind) env in match mib.Declarations.mind_record with - | Some (exp,projs) when Array.length projs > 0 + | Some (projs,pbs) when Array.length projs > 0 && mib.Declarations.mind_finite -> - let primitive = Environ.is_projection projs.(0) env in - if primitive then - (* (Construct, pars1 .. parsm :: arg1...argn :: []) ~= (f, s') -> - arg1..argn ~= (proj1 t...projn t) where t = zip (f,s') *) - let pars = mib.Declarations.mind_nparams in - let right = fapp_stack (f, s') in - let (depth, args, s) = strip_update_shift_app m s in - (** Try to drop the params, might fail on partially applied constructors. *) - let argss = try_drop_parameters depth pars args in - let hstack = Array.map (fun p -> { norm = Red; (* right can't be a constructor though *) - term = FProj (p, right) }) projs in - argss, [Zapp hstack] - else raise Not_found (* disallow eta-exp for non-primitive records *) - | _ -> raise Not_found + (* (Construct, pars1 .. parsm :: arg1...argn :: []) ~= (f, s') -> + arg1..argn ~= (proj1 t...projn t) where t = zip (f,s') *) + let pars = mib.Declarations.mind_nparams in + let right = fapp_stack (f, s') in + let (depth, args, s) = strip_update_shift_app m s in + (** Try to drop the params, might fail on partially applied constructors. *) + let argss = try_drop_parameters depth pars args in + let hstack = Array.map (fun p -> { norm = Red; (* right can't be a constructor though *) + term = FProj (p, right) }) projs in + argss, [Zapp hstack] + | _ -> raise Not_found (* disallow eta-exp for non-primitive records *) let rec project_nth_arg n argstk = match argstk with |