Re: Bug#126703: g++-3.0: <stdio.h> defines _GNU_SOURCE with g++-3.0

["Martin v. Loewis" <martin@v.loewis.de>]

> > I can't see a reason for libstdc++ requiring _GNU_SOURCE except for the
> > desire to re-export symbols in std::, for which I would propose a
> > different strategy.
> 
> It would help to know why this was done in the first place; there could be
> other reasons.

Sure, that could be possible. Anybody working on a patch will
certainly find out. If the test suite passes, there weren't any other
reasons.

Please note that it is not trivial to modify c++config.h to take into
account the glibc configuration, since it is generated through
autoheader/autoconf.

Regards,
Martin