That's a matter of taste; opinions differ. One perhaps less controversial case for virtual inheritance is in exceptions: see http://www.boost.org/doc/libs/1_53_

That's a matter of taste; opinions differ. One perhaps less controversial case for virtual inheritance is in exceptions: see http://www.boost.org/doc/libs/1_53_0/libs/exception/doc/using_virtual_inheritance_in_exception_types.html http://www.boost.org/doc/libs/1_53_0/libs/exception/doc/usin...