Test: int_overflow.cpp
int_overflow.cpp: In member function 'int PriceCalculator::calculateTotal(int, int)':
int_overflow.cpp:8:33: error: 'numeric_limits' is not a member of 'std'
    8 |         if (pricePerUnit > std::numeric_limits<int>::max() / quantity) {
      |                                 ^~~~~~~~~~~~~~
int_overflow.cpp:8:48: error: expected primary-expression before 'int'
    8 |         if (pricePerUnit > std::numeric_limits<int>::max() / quantity) {
      |                                                ^~~
int_overflow.cpp:8:48: error: expected ')' before 'int'
int_overflow.cpp:8:12: note: to match this '('
    8 |         if (pricePerUnit > std::numeric_limits<int>::max() / quantity) {
      |            ^