prog.cpp: In function ‘int main()’:
prog.cpp:11:17: error: wrong number of template arguments (2, should be 1)
prog.cpp:11:17: error: no matching function for call to ‘A<int, bool>::f()’
prog.cpp:11:17: note: candidate is:
prog.cpp:5:10: note: template<Args ...<anonymous> > void A::f() [with Args ...<anonymous> = {<unnamed> ...}; Args = {int, bool}]
prog.cpp:5:10: note: substitution of deduced template arguments resulted in errors seen above