On Wed, 20 Dec 2023, 12:31 Apoorslime via Gcc-help, <gcc-help@gcc.gnu.org>
wrote:

> I would like to understand specifically how it works and what it is used
> for
>

It's a macro that adds the visibility attribute to the namespace.

https://gcc.gnu.org/wiki/Visibility



> Il mer 20 dic 2023, 13:29 Apoorslime <apoorslime@gmail.com> ha scritto:
>
> > Hi, sorry for the inconvenience but I couldn't understand what it's for
> >
> > namespace std _GLIBCXX_VISIBILITY(default) {
> >
> > }
> >
> >
> >
>