> -- Perhaps the compiler guys could be persuaded to support > the needed features explicitly, perhaps via a command-line > option: -std=vanilla > This should be a no-cost option as things stand today, but > it helps to prevent nasty surprises in the future.
It looks LLVM has the -rainbow option; see http://blog.llvm.org/2016/04/undefined-behavior-is-magic.html :) Jeff
