diff options
Diffstat (limited to 'pretyping/nativenorm.ml')
-rw-r--r-- | pretyping/nativenorm.ml | 28 |
1 files changed, 16 insertions, 12 deletions
diff --git a/pretyping/nativenorm.ml b/pretyping/nativenorm.ml index 978ceed1e..3fce2f3c6 100644 --- a/pretyping/nativenorm.ml +++ b/pretyping/nativenorm.ml @@ -303,10 +303,10 @@ and nf_atom_type env sigma atom = let (mib,mip) = Inductive.lookup_mind_specif env (fst ind) in let nparams = mib.mind_nparams in let params,realargs = Array.chop nparams allargs in + let nparamdecls = Context.Rel.length (Inductive.inductive_paramdecls (mib,u)) in let pT = - hnf_prod_applist env + hnf_prod_applist_assum env nparamdecls (Inductiveops.type_of_inductive env ind) (Array.to_list params) in - let pT = whd_all env pT in let dep, p = nf_predicate env sigma ind mip params p pT in (* Calcul du type des branches *) let btypes = build_branches_type env sigma (fst ind) mib mip u params dep p in @@ -362,20 +362,24 @@ and nf_atom_type env sigma atom = and nf_predicate env sigma ind mip params v pT = - match kind_of_value v, kind pT with - | Vfun f, Prod _ -> + match kind (whd_allnolet env pT) with + | LetIn (name,b,t,pT) -> + let dep,body = + nf_predicate (push_rel (LocalDef (name,b,t)) env) sigma ind mip params v pT in + dep, mkLetIn (name,b,t,body) + | Prod (name,dom,codom) -> begin + match kind_of_value v with + | Vfun f -> let k = nb_rel env in let vb = f (mk_rel_accu k) in - let name,dom,codom = - try decompose_prod env pT with - DestKO -> - CErrors.anomaly - (Pp.strbrk "Returned a functional value in a type not recognized as a product type.") - in let dep,body = nf_predicate (push_rel (LocalAssum (name,dom)) env) sigma ind mip params vb codom in dep, mkLambda(name,dom,body) - | Vfun f, _ -> + | _ -> false, nf_type env sigma v + end + | _ -> + match kind_of_value v with + | Vfun f -> let k = nb_rel env in let vb = f (mk_rel_accu k) in let name = Name (Id.of_string "c") in @@ -385,7 +389,7 @@ and nf_predicate env sigma ind mip params v pT = let dom = mkApp(mkIndU ind,Array.append params rargs) in let body = nf_type (push_rel (LocalAssum (name,dom)) env) sigma vb in true, mkLambda(name,dom,body) - | _, _ -> false, nf_type env sigma v + | _ -> false, nf_type env sigma v and nf_evar env sigma evk ty args = let evi = try Evd.find sigma evk with Not_found -> assert false in |