[yocto] How to include libstdc++ in an image?

[maniacbug]

> But do note that if you ship libstdc++ without anything linking to it you forego on the linking
> exception to the GPL. That is general is a Very Bad Thing(TM), so ship a helloword.cpp 
> binary to keep the fsf happy. As an added bonus the helloworld will drag in the lib automatically.

Thanks for the advice.  I had no idea.  Although personally I am SO far from shipping right now :)
Still good to be aware of this.