diff options
Diffstat (limited to 'src/InterpreterStatements.ml')
| -rw-r--r-- | src/InterpreterStatements.ml | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/src/InterpreterStatements.ml b/src/InterpreterStatements.ml index 56d5a260..ea9388f7 100644 --- a/src/InterpreterStatements.ml +++ b/src/InterpreterStatements.ml @@ -200,6 +200,12 @@ let eval_assertion (config : C.config) (assertion : A.assertion) : st_cm_fun = let set_discriminant (config : C.config) (p : E.place) (variant_id : T.VariantId.id) : st_cm_fun = fun cf ctx -> + log#ldebug + (lazy + ("set_discriminant:" ^ "\n- p: " ^ place_to_string ctx p + ^ "\n- variant id: " + ^ T.VariantId.to_string variant_id + ^ "\n- initial context:\n" ^ eval_ctx_to_string ctx)); (* Access the value *) let access = Write in let cc = update_ctx_along_read_place config access p in @@ -236,10 +242,18 @@ let set_discriminant (config : C.config) (p : E.place) | _ -> raise (Failure "Unreachable") in assign_to_place config bottom_v p (cf Unit) ctx) - | T.Adt (T.AdtId def_id, regions, types), V.Bottom -> + | ( T.Adt (((T.AdtId _ | T.Assumed T.Option) as type_id), regions, types), + V.Bottom ) -> let bottom_v = - compute_expanded_bottom_adt_value ctx.type_context.type_defs def_id - (Some variant_id) regions types + match type_id with + | T.AdtId def_id -> + compute_expanded_bottom_adt_value ctx.type_context.type_defs + def_id (Some variant_id) regions types + | T.Assumed T.Option -> + assert (regions = []); + compute_expanded_bottom_option_value variant_id + (Collections.List.to_cons_nil types) + | _ -> raise (Failure "Unreachable") in assign_to_place config bottom_v p (cf Unit) ctx | _, V.Symbolic _ -> |