https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #25 from Iain Buclaw ---
(In reply to Iain Buclaw from comment #24)
> I'd imagine all static asserts would be hit, so a lot more than that -
> floor, tan, sin, cos, pow, etc... - some of which are not exactly trivial to
> implement f
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #24 from Iain Buclaw ---
(In reply to Peter Bergner from comment #22)
> (In reply to Peter Bergner from comment #21)
> > For the record, this is what I'm testing with:
>
> So we get farther, but ICE again at:
> /home/bergner/gcc/gcc
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #23 from Peter Bergner ---
(In reply to Peter Bergner from comment #22)
> Looking at expImpl(), it has implementations for all of the float types
> except for IBM128. Maybe just need to add support for that???
A few other places as
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #22 from Peter Bergner ---
(In reply to Peter Bergner from comment #21)
> For the record, this is what I'm testing with:
So we get farther, but ICE again at:
/home/bergner/gcc/gcc-fsf-mainline-lang-D/libphobos/src/std/math/exponenti
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #21 from Peter Bergner ---
(In reply to Peter Bergner from comment #20)
> So going back to my IBM128 build, I see that libphobos does have some code
> relating to mant_dig == 106 which is IBM128/IBM double-double, including in
> the
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
Peter Bergner changed:
What|Removed |Added
Last reconfirmed||2022-09-17
Ever confirmed|0
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #19 from Peter Bergner ---
(In reply to Peter Bergner from comment #17)
> Bah, you are correct. I forgot I needed to add an explicit configure option
> to get the IEEE128 default. I'll kick it off again! Thanks!
Ok, my Fedora36 (
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #18 from Kalev Lember ---
If it helps in any way, I have a copr at
https://copr.fedorainfracloud.org/coprs/kalev/gdc_bootstrap/ that has GCC 12
bootstrapped on ppc64le for F36 (but built with LIBDRUNTIME_ONLY=yes").
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #17 from Peter Bergner ---
(In reply to ibuclaw from comment #15)
> (In reply to Peter Bergner from comment #14)
> > Similar error on a long double == IEEE128 system:
> >
> > /home/bergner/gcc/gcc-fsf-mainline-lang-D/libphobos/src/s
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #16 from Dan Horák ---
Peter, what stage is it? A build on Fedora rawhide/ppc64le in the
releases/gcc-11 branch using
"./configure --enable-languages=d --enable-bootstrap
--with-long-double-format=ieee"
together with
@@ -44,7 +44,
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
ibuclaw at gcc dot gnu.org changed:
What|Removed |Added
CC||ibuclaw at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #14 from Peter Bergner ---
Similar error on a long double == IEEE128 system:
/home/bergner/gcc/gcc-fsf-mainline-lang-D/libphobos/src/std/math.d:281:5:
error: static assert "Only 64-bit, 80-bit, and 128-bit reals are supported for
L
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #13 from Peter Bergner ---
(In reply to Peter Bergner from comment #1)
> I'll kick off a build with D enabled to educate myself.
Ok, I see the following on a powerpc64le-linux build on a system that defaults
to long double == IBM128
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #12 from Iain Buclaw ---
(In reply to Jakub Jelinek from comment #11)
> Doesn't powerpc*-*-freebsd* use IEEE double long double?
> grep LONG_DOUBLE_SIZE *
> darwin.h:#define RS6000_DEFAULT_LONG_DOUBLE_SIZE 128
> linux64.h:#define RS6
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #11 from Jakub Jelinek ---
Doesn't powerpc*-*-freebsd* use IEEE double long double?
grep LONG_DOUBLE_SIZE *
darwin.h:#define RS6000_DEFAULT_LONG_DOUBLE_SIZE 128
linux64.h:#define RS6000_DEFAULT_LONG_DOUBLE_SIZE 128
linux.h:#define RS
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #10 from Iain Buclaw ---
(In reply to Peter Bergner from comment #9)
> (In reply to Jakub Jelinek from comment #2)
> > Well, I certainly see libphobos/configure.tgt having powerpc*-linux* as the
> > only target that does:
> > power
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #9 from Peter Bergner ---
(In reply to Jakub Jelinek from comment #2)
> Well, I certainly see libphobos/configure.tgt having powerpc*-linux* as the
> only target that does:
> power*-*-linux*)
> LIBPHOBOS_SUPPORTED=yes
>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #8 from Peter Bergner ---
(In reply to Jakub Jelinek from comment #5)
> BTW, for the case where -mabi=ieeelongdouble is the default unless there is
> some power* specific configuration in the library that needs to be done
> perhaps c
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #7 from Jakub Jelinek ---
(In reply to Jakub Jelinek from comment #5)
> BTW, for the case where -mabi=ieeelongdouble is the default unless there is
> some power* specific configuration in the library that needs to be done
> perhaps c
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #6 from Dan Horák ---
I don't disagree :-) Also the D stdlib code is difficult to readable for me
with all the "version()" sections ...
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #5 from Jakub Jelinek ---
BTW, for the case where -mabi=ieeelongdouble is the default unless there is
some power* specific configuration in the library that needs to be done perhaps
changing configure.tgt is all we need, but for the
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #4 from Jakub Jelinek ---
I think the IEEE quad support isn't 100%, I see a couple of spots with:
static if (real.mant_dig > 64)
{
pragma(msg, "printFloat tests disabled because of unsupported `real`
format");
}
w
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #3 from Dan Horák ---
a couple notes
- you need to start with GCC 11 as GCC 12 needs an existing gdc compiler
- the phobos/dmd standard library seems to support ieeequad type, learned from
ldc, I believe they all share the same stand
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
--- Comment #2 from Jakub Jelinek ---
Well, I certainly see libphobos/configure.tgt having powerpc*-linux* as the
only target that does:
power*-*-linux*)
LIBPHOBOS_SUPPORTED=yes
LIBDRUNTIME_ONLY=yes
;;
I believe the lat
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106832
Peter Bergner changed:
What|Removed |Added
CC||bergner at gcc dot gnu.org
--- Comment
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