/*
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
void normal() {
int a = 3;
int& ref_from_val = a;
int& ref_from_ref = ref_from_val;
}
void nested() {
int& ref_from_val = a = 4;
int& ref_from_ref = ref_from_val = 6;
void crazy_nested() {
int b = a;
// a will refer to same object as ref_from_val and ref_from_ref, but different
// than b
int& ref_from_val = a = b = 4;
int& ref_from_ref = ref_from_val = b = 5;