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// Contributed by Dodji Seketeli 

// Origin PR c++/40808

// { dg-do compile }

// This tests the mangling of empty template argument list in a template

// id.

// { dg-final { scan-assembler "_ZNK5DummyclI3GenEENT_3SigIE10ResultTypeERKS2_" } }

struct Void {};

template  struct FunType {

  typedef R ResultType;

};

struct WrongNumberOfSigArgs {};

template  struct CFunType {

  template  struct Sig : public

FunType {};

  template  struct Sig : public FunType {};

};

struct Dummy {

  template  typename F::template Sig<>::ResultType operator()(F

const& f) const {

    return typename F::template Sig<>::ResultType(0);

  }

};

struct Gen: public CFunType {

  int operator()() const {return 0;}

  Gen() {}

};

int myfunction() {

  return Dummy()(Gen());

}

int main() {

  myfunction();

}