Prevent fast access mode arrays from low-level property management methods (#3047)

This patch fixes #3043 and fixes #3045 and fixes #3046. JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
2019-09-04 10:41:29 +02:00
parent 3e661c0c5a
commit 1088273bc3
12 changed files with 141 additions and 21 deletions
@@ -91,6 +91,10 @@ opfunc_set_accessor (bool is_getter, /**< is getter accessor */
                     ecma_value_t accessor) /**< accessor value */
 {
  ecma_object_t *object_p = ecma_get_object_from_value (object);
+
+  JERRY_ASSERT (ecma_get_object_type (object_p) != ECMA_OBJECT_TYPE_ARRAY
+                || !((ecma_extended_object_t *) object_p)->u.array.is_fast_mode);
+
  ecma_property_t *property_p = ecma_find_named_property (object_p, accessor_name_p);

  if (property_p != NULL