id summary reporter owner description type status milestone component version severity resolution keywords cc 6815 Compile time checking of format string (e.g. in printf) d.starosud@… James E. King, III "It would be great to have possibility to check correspondence and correctness of format and arguments of printf function in compile time. This functionality would fill in the lack of expressive power of user-defined literals form C++11, I mean inability to use template-user-defined literal for character strings (e.g. ""qwerty 123""_format). In attachment you can find my implementation of it. It would be really great if it or maybe better improved variant of it will be in boost." Feature Requests closed To Be Determined format Boost Development Trunk Not Applicable wontfix d.starosud@…