"Non-issue" is probably going a little far, but if you're cutting edge enough in production to be deploying the latest gcc release, you probably have been runni

"Non-issue" is probably going a little far, but if you're cutting edge enough in production to be deploying the latest gcc release, you probably have been running with the new frontend already, and ironed out the few deliberate incompatibilities and deprecations in C++11/14 long ago.