Fix `Class.new` argument specs
@@ -2204,7 +2204,7 @@ mrb_init_class(mrb_state *mrb)
mrb_define_method(mrb, bob, "equal?", mrb_obj_equal_m, MRB_ARGS_REQ(1)); /* 15.3.1.3.11 */
mrb_define_method(mrb, bob, "instance_eval", mrb_obj_instance_eval, MRB_ARGS_OPT(1)|MRB_ARGS_BLOCK()); /* 15.3.1.3.18 */
- mrb_define_class_method(mrb, cls, "new", mrb_class_new_class, MRB_ARGS_OPT(1));
+ mrb_define_class_method(mrb, cls, "new", mrb_class_new_class, MRB_ARGS_OPT(1)|MRB_ARGS_BLOCK());
mrb_define_method(mrb, cls, "allocate", mrb_instance_alloc, MRB_ARGS_NONE());
mrb_define_method(mrb, cls, "superclass", mrb_class_superclass, MRB_ARGS_NONE()); /* 15.2.3.3.4 */
mrb_define_method(mrb, cls, "initialize", mrb_class_initialize, MRB_ARGS_OPT(1)); /* 15.2.3.3.1 */
