Date.prototype.setYear should invalidate cached tza (#4955)

This patch fixes #4939 and fixes #4940. JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik robert.fancsik@h-lab.eu
2022-01-10 17:35:49 +01:00
parent 6efe14d1bd
commit 0aa182c378
2 changed files with 20 additions and 0 deletions
@@ -472,6 +472,9 @@ ecma_builtin_date_prototype_dispatch_set (uint16_t builtin_routine_id, /**< buil
        if (ecma_number_is_nan (converted_number[0]))
        {
          *date_value_p = converted_number[0];
+#if JERRY_ESNEXT
+          date_object_p->header.u.cls.u1.date_flags &= (uint8_t) ~ECMA_DATE_TZA_SET;
+#endif /* JERRY_ESNEXT */
          return ecma_make_number_value (converted_number[0]);
        }