The following code example is taken from the book
C++17 - The Complete Guide
by Nicolai M. Josuttis,
Leanpub, 2017
The code is licensed under a
Creative Commons Attribution 4.0 International License.
// raw code
#include <iostream>
template<typename T>
void call(T op1, T op2)
{
op1();
op2();
}
void f1() {
std::cout << "f1()\n";
}
void f2() noexcept {
std::cout << "f2()\n";
}
int main()
{
call(f1, f2); // ERROR since C++17
}