[committed] libstdc++: Minor update to installation docs

[Jonathan Wakely]

On Wed, 1 Nov 2023 at 22:11, Gerald Pfeifer <gerald@pfeifer.com> wrote:
>
> On Mon, 18 Sep 2023, Jonathan Wakely via Gcc-patches wrote:
> > @@ -103,8 +103,10 @@ ln -s libiconv-1.16 libiconv
> >       <para>
> >         If GCC 3.1.0 or later on is being used on GNU/Linux, an attempt
> >         will be made to use "C" library functionality necessary for
> > -       C++ named locale support.  For GCC 4.6.0 and later, this
> > -       means that glibc 2.3 or later is required.
> > +       C++ named locale support, e.g. the <function>newlocale</function>
> > +       and <function>uselocale</function> functions.
> > +       For GCC 4.6.0 and later,
> > +       this means that glibc 2.3 or later is required.
>
> Do we still need to provide those details on GCC 3.1+ and GCC 4.6+?
>
> Would it make sense to simply require glibc 2.3 (or higher)?

Yes that probably makes sense now.