This looks like something Miod might be qualified to take a look at?

Good luck :)

On Fri, Oct 09, 2026 at 04:15:27PM +0200, Martijn van Duren wrote:
> After a long time I took out my alpha again, and tried to build got on
> it. It fails to compile with base gcc because of a compiler bug:
> cc -O2 -pipe   -MD -MP -I/usr/obj/pobj/got-0.129/got-0.129/libexec/got-fetch-pack/../../include -I/usr/obj/pobj/got-0.129/got-0.129/libexec/got-fetch-pack/../../lib -DGOT_LIBEXECDIR=/usr/local/libexec -DGOT_SBINDIR=/usr/local/sbin -DGOT_VERSION=0.129 -c got-fetch-pack.c
> got-fetch-pack.c: In function 'main':
> got-fetch-pack.c:1176: error: unrecognizable insn:
> (insn 265 264 266 15 (set (reg:DI 332)
>         (plus:DI (reg/f:DI 65 virtual-stack-vars)
>             (const_int -66052 [0xfffffffffffefdfc]))) -1 (nil)
>     (nil))
> got-fetch-pack.c:1176: internal compiler error: in extract_insn, at recog.c:2077
> Please submit a full bug report,
> with preprocessed source if appropriate.
> 
> ...
> 
> cc -O2 -pipe  -MD -MP -I/usr/obj/pobj/got-0.129/got-0.129/gotsh/../include -I/usr/obj/pobj/got-0.129/got-0.129/gotsh/../lib -I/usr/obj/pobj/got-0.129/got-0.129/gotsh/../gotd  -I/usr/obj/pobj/got-0.129/got-0.129/gotsh/../gotwebd -DGOT_LIBEXECDIR=/usr/local/libexec -DGOT_SBINDIR=/usr/local/sbin -DGOT_VERSION=0.129 -nostdinc -idirafter /usr/include -c /usr/obj/pobj/got-0.129/got-0.129/gotsh/../lib/serve.c
> /usr/obj/pobj/got-0.129/got-0.129/gotsh/../lib/serve.c: In function 'announce_refs':
> /usr/obj/pobj/got-0.129/got-0.129/gotsh/../lib/serve.c:346: error: unrecognizable insn:
> (insn 456 455 457 39 (set (reg:DI 242)
>         (plus:DI (reg/f:DI 65 virtual-stack-vars)
>             (const_int -65580 [0xfffffffffffeffd4]))) -1 (nil)
>     (nil))
> /usr/obj/pobj/got-0.129/got-0.129/gotsh/../lib/serve.c:346: internal compiler error: in extract_insn, at recog.c:2077
> Please submit a full bug report,
> with preprocessed source if appropriate.
> 
> ...
> 
> For got-fetch-pack.c I can build it when I comment out most of
> fetch_pack(), and for serve.c it fails in got_serve() on serve_read(),
> and serve_write() line. Commenting out those two lines fixes that file.
> 
> The resulting got binary seems to work as expected for local
> repositories.
> 
> My system is chugging along towards building gcc-16, so not sure if a
> newer gcc will fix the issue just yet, but I thought I already mention
> it here.
> 
> martijn@
> 
>