pybind11/tests/test_multiple_inheritance.cpp

134     struct I801B2 { int b = 2; I801B2() = default; I801B2(const I801B2 &) = default; virtual ~I801B2() = default; };
135     struct I801C : I801B1, I801B2 {};
142     py::class_<I801B2, std::shared_ptr<I801B2>>(m, "I801B2").def(py::init<>()).def_readonly("b", &I801B2::b);
143     py::class_<I801C, I801B1, I801B2, std::shared_ptr<I801C>>(m, "I801C").def(py::init<>());
150     m.def("i801b2_c", [](I801C *c) { return static_cast<I801B2 *>(c); });
152     m.def("i801b2_d", [](I801D *d) { return static_cast<I801B2 *>(d); });
158     m.def("i801c_b2", []() -> I801B2 * { return new I801C(); });
160     m.def("i801d_b2", []() -> I801B2 * { return new I801D(); });
165     m.def("i801e_b2", []() -> I801B2 * { return new I801E(); });