Jonathan Wakely to Anton Shepelev: > > Thank you for the explanation. Is it possible > > to make the current GCC with -std=CNN behave as > > you intend it to? Will, for example, the follow- > > ing suffice: gcc -std=c++11 -U_GNU_SOURCE ? > > No, if it was that easy it would have been done > long ago. > > The reason g++ defines _GNU_SOURCE is that > libstdc++ relies on GNU extensions. No good. > Until that changes, _GNU_SOURCE needs to be de- > fined. Thank you for the explanation, Jonathan.