6709             struct BenchmarkFunction {  struct
6711                 struct callable {
6717                 struct model : public callable {
6736                 struct do_nothing { void operator()() const {} };  in operator ()()
6739                 BenchmarkFunction(model<T>* c) : f(c) {}  in BenchmarkFunction()  function
6742                 BenchmarkFunction()  in BenchmarkFunction()  argument
6747                     BenchmarkFunction(Fun&& fun)  in BenchmarkFunction()  argument
6750                 BenchmarkFunction(BenchmarkFunction&& that)  in BenchmarkFunction()  function
6753                 BenchmarkFunction(BenchmarkFunction const& that)  in BenchmarkFunction()  function
6756                 BenchmarkFunction& operator=(BenchmarkFunction&& that) {  in operator =()
6761                 BenchmarkFunction& operator=(BenchmarkFunction const& that) {  in operator =()
6766                 void operator()(Chronometer meter) const { f->call(meter); }  in operator ()()
6769                 std::unique_ptr<callable> f;