//******************************************************** // The following code example is taken from the book // C++20 - The Complete Guide // by Nicolai M. Josuttis (www.josuttis.com) // http://www.cppstd20.com // // The code is licensed under a // Creative Commons Attribution 4.0 International License // http://creativecommons.org/licenses/by/4.0/ //******************************************************** #include "truthc.hpp" #include constinit int val = theTruth.value ; // initialized after theTruth is initialized int main() { std::cout << val << '\n'; // guaranteed to be 42 ++val; std::cout << val << '\n'; // guaranteed to be 43 }