Re: [PATCH] doc: The test "==" operator is a GNU extension.

[Ben Pfaff]

On Thu, Nov 12, 2020 at 10:07 AM Pádraig Brady <P@draigbrady.com> wrote:
> > diff --git a/doc/coreutils.texi b/doc/coreutils.texi
> > index 8d9320ca2..601b06300 100644
> > --- a/doc/coreutils.texi
> > +++ b/doc/coreutils.texi
> > @@ -13336,6 +13336,7 @@ True if the strings are equal.
> >   @opindex ==
> >   @cindex equal string check
> >   True if the strings are equal (synonym for =).
> > +This form is a GNU extension.
> >
> >   @item @var{string1} != @var{string2}
> >   @opindex !=
> >
>
> Well it's not GNU specific.
> Also I think it's proposed in POSIX, Eric?
> I agree that we should mention its lack of portability though.

OK, would "This form is not as portable as =." be better phrasing?