The <cxxClassDerivation> element specifies a class derivation.
Used within a <cxxClassDerivations> element to specify a single class derivation. Must contain a <cxxClassDerivationAccessSpecifier> and either a <cxxClassBaseClass>, <cxxClassBaseStruct> or <cxxClassBaseUnion>.
<cxxClassDerivations> <cxxClassDerivation> <cxxClassDerivationAccessSpecifier value="public"/> <cxxClassBaseClass href="class_base">Base</cxxClassBaseClass> </cxxClassDerivation> ... </cxxClassDerivations>
cxxClassBaseClass cxxClassBaseStruct cxxClassBaseUnion cxxClassDerivationAccessSpecifier cxxClassDerivationVirtual
(cxxClassDerivationAccessSpecifier then cxxClassDerivationVirtual (any number) then (cxxClassBaseClass or cxxClassBaseStruct or cxxClassBaseUnion (any number) ))