diff options
Diffstat (limited to 'caml')
-rw-r--r-- | caml/RTLtypingaux.ml | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/caml/RTLtypingaux.ml b/caml/RTLtypingaux.ml index b76a0bb8..64f839a2 100644 --- a/caml/RTLtypingaux.ml +++ b/caml/RTLtypingaux.ml @@ -46,12 +46,21 @@ let type_instr retty (Coq_pair(pc, i)) = set_types args (type_of_addressing addr); set_type src (type_of_chunk chunk) | Icall(sg, ros, args, res, _) -> - begin match ros with - | Coq_inl r -> set_type r Tint - | Coq_inr _ -> () - end; - set_types args sg.sig_args; - set_type res (match sg.sig_res with None -> Tint | Some ty -> ty) + begin try + begin match ros with + | Coq_inl r -> set_type r Tint + | Coq_inr _ -> () + end; + set_types args sg.sig_args; + set_type res (match sg.sig_res with None -> Tint | Some ty -> ty) + with Type_error msg -> + let name = + match ros with + | Coq_inl _ -> "<reg>" + | Coq_inr id -> extern_atom id in + raise(Type_error (Printf.sprintf "type mismatch in Icall(%s): %s" + name msg)) + end | Ialloc(arg, res, _) -> set_type arg Tint; set_type res Tint | Icond(cond, args, _, _) -> |