> -----Original Message-----
> From: Paul Koning <paulkon...@comcast.net>
> Sent: Thursday, February 20, 2025 13:22
> To: James K. Lowden <jklow...@schemamania.org>
> Cc: Matthias Klose <d...@debian.org>; gcc-patches@gcc.gnu.org
> Subject: Re: [PATCH] COBOL 3/15 92K bld: config and build machinery
>
>
>
> > On Feb 19, 2025, at 8:18 PM, James K. Lowden <jklow...@schemamania.org>
> wrote:
> >
> > On Wed, 19 Feb 2025 12:55:03 +0100
> > Matthias Klose <d...@debian.org> wrote:
> >
> >> libgcobol/ChangeLog
> >> * Makefile.in: New file.
> >> * acinclude.m4: New file.
> >> * aclocal.m4: New file.
> >> * configure.ac: New file.
> >> * configure.tgt: New file.
> >>
> >> I had updated the configure.tgt, please find it attached here again.
> >
> > It seems we missed your updated patch and invented our own solution,
> such as it is. Sorry for the misunderstanding. I certainly never meant
> to ignore you.
> >
> > We know we're currently being too restrictive by limiting host and
> target to x86_64 and aarch64. But your patch as supplied is also
> insufficient, so we attempted to generalize it.
> >
> > I would like to do this in a way you approve of. Let me lay out the
> requirements as of today. For both host and target:
> >
> > 1. support for _Float128
> > 2. support for __int128
>
> I understand a target requirement if you need to generate code that uses
> that datatype. But why a host requirement? For floating point arithmetic
> at compile time, there is the GCC internal "real" component, which offers
> host-independent floating point arithmetic. One of the reasons that
> exists is to allow compile-time arithmetic for targets that have a wider
> float range than the host (say, VAX vs. IEEE), but it should also enable
> high precision floating point operations inside GCC without caring what
> width floating point is native to the host.
>
> paul
For the simple reason that I didn't know about them when I wrote the code.
Switching over to real.h and wide-int.h will be a priority for me, going
forward.
Thanks very much,
Bob Dubner
