Function pass_cptr_drvd

tests/test_class_sh_inheritance.cpp:33–33

inline int pass_cptr_base(base const *b) { return b->id() + 11; }
inline int pass_cptr_drvd(drvd const *d) { return d->id() + 12; }

inline std::shared_ptr<drvd> rtrn_shmp_drvd()         { return std::make_shared<drvd>(); }
inline std::shared_ptr<base> rtrn_shmp_drvd_up_cast() { return std::make_shared<drvd>(); }