#include class Ordering { public: bool operator()(int a, int b) { // We need the "+ 1" here to force this operator() to be a // different size than the one in odr_violation1.cc. return a + 1 > b + 1; } }; void SortDescending(int array[], int size) { std::sort(array, array + size, Ordering()); } // This is weak in odr_violation1.cc. extern "C" int OverriddenCFunction(int i) { return i * i; } // This is inline in debug_msg.cc, which makes it a weak symbol too. int SometimesInlineFunction(int i) { return i * i; }