1 // PR c++/65719 2 // { dg-do link { target c++14 } } 3 4 struct FunctionObject { operatorFunctionObject5 void operator()() const { } 6 }; 7 8 template <typename T> 9 constexpr FunctionObject f{}; 10 main()11 int main() { 12 f<int>(); 13 } 14