invalidation-in-loops.cpp:10:54: error: [iterator-checker] Potentially invalid iterator used.
  for (auto it = std::begin(v); it != std::end(v); ++it) {
                                                     ^
invalidation-in-loops.cpp:28:7: error: [iterator-checker] Potentially invalid iterator used.
    ++it;
      ^
invalidation-in-loops.cpp:34:15: error: [iterator-checker] Potentially invalid iterator used.
  for (int& x : v) {
              ^
3 errors generated.