Re: Merging scratch/no-purespace to remove unexec and purespace

["Gerd Möllmann" <gerd.moellmann@gmail.com>]

Gerd Möllmann <gerd.moellmann@gmail.com> writes:

> Stefan Kangas <stefankangas@gmail.com> writes:
>
>> In August, we decided to remove the unexec build along with purespace.
>> The scratch/no-purespace branch removes both, and has been rebased on
>> top of a recent master.
>>
>> We, the maintainers, believe that the scratch/no-purespace branch is
>> now ready to merge, and would appreciate any final feedback, testing,
>> and code reviews.  Specifically, the branch has been primarily tested
>> on GNU/Linux and macOS, so testing on other systems would be greatly
>> appreciated.
>>
>> Unless we uncover any serious blocking issues, or significant or
>> unexpected objections from the community, we plan to merge the
>> branch on February 1, 2025.
>>
>> During our last discussion, we identified some issues with using
>> pdumper on some legacy proprietary systems: MS-DOS, Windows 98, and
>> Solaris 10 Zone.  As we have explained previously, patches are welcome
>> for these issues, but we do not currently consider them as blockers
>> for this merge.
>>
>> Thanks!
>>
>> Stefan Kangas, on behalf of the Emacs maintainers
>
> Building on macOS with --enable-checking=all --with-native-compilation
> gives assertion violations. It builds without the --enable-checking.
>
> gmake -C ../lisp compile-first EMACS="../src/bootstrap-emacs"
>   ELC+ELN  emacs-lisp/comp-common.elc
>   ELC+ELN  emacs-lisp/comp-run.elc
>   ELC+ELN  emacs-lisp/radix-tree.elc
>   ELC+ELN  emacs-lisp/loaddefs-gen.elc
>   ELC+ELN  emacs-lisp/macroexp.elc
>   ELC+ELN  emacs-lisp/cconv.elc
>   ELC+ELN  emacs-lisp/comp-cstr.elc
>   ELC+ELN  emacs-lisp/bytecomp.elc
>   ELC+ELN  emacs-lisp/byte-opt.elc
>   ELC+ELN  emacs-lisp/comp.elc
> gmake -C ../lisp autoloads EMACS="../src/bootstrap-emacs"
>   ELC+ELN  ../lisp/cus-face.elc
>
> comp.c:5322: Emacs fatal error: assertion failed: check_comp_unit_relocs (comp_u)
> gmake[3]: *** [Makefile:285: ../lisp/cus-face.elc] Abort trap: 6
>   ELC+ELN  international/titdic-cnv.elc
>
> comp.c:5322: Emacs fatal error: assertion failed: check_comp_unit_relocs (comp_u)
> Fatal error 6: Aborted
> gmake[3]: *** [Makefile:330: international/titdic-cnv.elc] Abort trap: 6
> gmake[2]: *** [Makefile:901: ../lisp/cus-face.elc] Error 2
> gmake[2]: *** Waiting for unfinished jobs....
> gmake[2]: *** [Makefile:961: ../lisp/loaddefs.el] Error 2
>   ELC+ELN  ../lisp/abbrev.elc
>
> comp.c:5322: Emacs fatal error: assertion failed: check_comp_unit_relocs (comp_u)
> gmake[3]: *** [Makefile:285: ../lisp/abbrev.elc] Abort trap: 6
>   ELC+ELN  ../lisp/button.elc

I think check_comp_unit_relocs should be removed in the branch. What's
left of it the branch, checks in master if everything has been
put in purespace which should be there. IIUC correctly, of course.