​

struct lr1 {

    lr1* a;

}

template proxy(T) {

    private alias G = gen!T;

    static if (is(typeof(G.str)))

        enum str = G.str;

}

​

template gen(T) if (is(T == struct)) {

    enum str = T.stringof;

    private enum xstr = gen!(lr1*).str;

}

​

template gen(T: S*, S) {

    private alias rc = proxy!S;

    pragma(msg, is(typeof(rc.str)));

    //pragma(msg, __traits(allMembers, rc)); // <- uncomment this line

    enum str = rc.str~"_ptr";

}

​

enum tmp = proxy!lr1.str;

void main(){}