diff options
Diffstat (limited to 'pretyping/recordops.ml')
-rw-r--r-- | pretyping/recordops.ml | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/pretyping/recordops.ml b/pretyping/recordops.ml index 469b32eba..26b16c039 100644 --- a/pretyping/recordops.ml +++ b/pretyping/recordops.ml @@ -171,7 +171,7 @@ let keep_true_projections projs kinds = let filter (p, (_, b)) = if b then Some p else None in List.map_filter filter (List.combine projs kinds) -let cs_pattern_of_constr t = +let cs_pattern_of_constr env t = match kind_of_term t with App (f,vargs) -> begin @@ -181,7 +181,9 @@ let cs_pattern_of_constr t = | Rel n -> Default_cs, Some n, [] | Prod (_,a,b) when Vars.noccurn 1 b -> Prod_cs, None, [a; Vars.lift (-1) b] | Proj (p, c) -> - Const_cs (ConstRef (Projection.constant p)), None, [c] + let { Environ.uj_type = ty } = Typeops.infer env c in + let _, params = Inductive.find_rectype env ty in + Const_cs (ConstRef (Projection.constant p)), None, params @ [c] | Sort s -> Sort_cs (family_of_sort s), None, [] | _ -> begin @@ -192,7 +194,6 @@ let cs_pattern_of_constr t = let warn_projection_no_head_constant = CWarnings.create ~name:"projection-no-head-constant" ~category:"typechecker" (fun (sign,env,t,con,proji_sp) -> - let sign = List.map (on_snd EConstr.Unsafe.to_constr) sign in let env = Termops.push_rels_assum sign env in let con_pp = Nametab.pr_global_env Id.Set.empty (ConstRef con) in let proji_sp_pp = Nametab.pr_global_env Id.Set.empty (ConstRef proji_sp) in @@ -209,14 +210,16 @@ let compute_canonical_projections warn (con,ind) = let v = (mkConstU (con,u)) in let c = Environ.constant_value_in env (con,u) in let sign,t = Reductionops.splay_lam env Evd.empty (EConstr.of_constr c) in + let sign = List.map (on_snd EConstr.Unsafe.to_constr) sign in let t = EConstr.Unsafe.to_constr t in - let lt = List.rev_map (snd %> EConstr.Unsafe.to_constr) sign in + let lt = List.rev_map snd sign in let args = snd (decompose_app t) in let { s_EXPECTEDPARAM = p; s_PROJ = lpj; s_PROJKIND = kl } = lookup_structure ind in let params, projs = List.chop p args in let lpj = keep_true_projections lpj kl in let lps = List.combine lpj projs in + let nenv = Termops.push_rels_assum sign env in let comp = List.fold_left (fun l (spopt,t) -> (* comp=components *) @@ -224,7 +227,7 @@ let compute_canonical_projections warn (con,ind) = | Some proji_sp -> begin try - let patt, n , args = cs_pattern_of_constr t in + let patt, n , args = cs_pattern_of_constr nenv t in ((ConstRef proji_sp, patt, t, n, args) :: l) with Not_found -> if warn then warn_projection_no_head_constant (sign,env,t,con,proji_sp); |