Return early if number conversion is failed in arraybuffer slice. (#2184)

Fixes #2181. JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
2018-02-01 11:30:03 +01:00
parent 607e605844
commit c935e4b7e2
2 changed files with 31 additions and 0 deletions
@@ -121,6 +121,11 @@ ecma_builtin_arraybuffer_prototype_object_slice (ecma_value_t this_arg, /**< thi

  ECMA_OP_TO_NUMBER_FINALIZE (start_num);

+  if (ret_value != ECMA_VALUE_EMPTY)
+  {
+    return ret_value;
+  }
+
  JERRY_ASSERT (start <= len && end <= len);
  ecma_length_t new_len = (end >= start) ? (end - start) : 0;
  ecma_object_t *new_arraybuffer_p = ecma_arraybuffer_new_object (new_len);