int memberCallBaseDisappears() { // In this case, we need the lvalue-to-rvalue cast for 'ptr' to disappear, // which means we need to trigger reclamation between that and the -> // operator. // // Note that this test is EXTREMELY brittle because it's a negative test: // we want to show that even if the node for the rvalue of 'ptr' disappears, // we get the same results as if it doesn't. The test should never fail even // if our node reclamation policy changes, but it could easily not be testing // anything at that point. IntWrapper *ptr = getNullWrapper(); // expected-note@-1 {{Calling 'getNullWrapper'}} // expected-note@-2 {{Returning from 'getNullWrapper'}} // expected-note@-3 {{'ptr' initialized to a null pointer value}} // Burn some nodes to trigger reclamation. int unused = 1; (void)unused; return ptr->getValue(); // expected-warning {{Called C++ object pointer is null}} // expected-note@-1 {{Called C++ object pointer is null}} }
size_t operator()(const IntWrapper& f) const { return std::hash<int>()(f.getValue()); }