File: std_vector_pop_back.cpp

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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <vector>

void StdVectorPopBackInvalid(std::vector<int>& v) {
  auto it = v.begin();
  if (it == v.end()) {
    return;
  }

  *it;  // Valid because `it != v.end()` checked above.
  v.pop_back();
  *it;  // Invalid, because `pop_back` invalidated every references.
}