C++ boost::mpl::type forward declaration -


i have following type:

typedef boost::mpl::fold<hostobjecttypes, void, base>::type caclientobject;

and need forward decleration of caclientobject. know how achieve it?

i'd do

struct caclientobject; /* forward */

and later

struct caclientobject : boost::mpl::fold<hostobjecttypes, void, base> { };

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