bug#24857: emacs24/25 FTBFS since a long time on GNU/Hurd

[Eli Zaretskii <eliz@gnu.org>]

> From: Svante Signell <svante.signell@gmail.com>
> Cc: eggert@cs.ucla.edu, 24857@debbugs.gnu.org
> Date: Fri, 11 Nov 2016 11:32:30 +0100
> 
> On Fri, 2016-11-11 at 12:06 +0200, Eli Zaretskii wrote:
> > > 
> > > From: Svante Signell <svante.signell@gmail.com>
> > > Cc: eggert@cs.ucla.edu, 24857@debbugs.gnu.org
> > > Date: Fri, 11 Nov 2016 10:50:16 +0100
> > > 
> > > I did build from today's git. After setting libsystemd to off
> > > OPTION_DEFAULT_OFF([libsystemd],[don't compile with libsystemd support])
> > > the build was successful: all three built executables: temacs, bootstrap-
> > > emacs,
> > > emacs works fine.
> > > 
> > > Forcing usage of SYSTEM_MALLOC fails with bootstrap-emacs:
> > So you are saying that turning off libsystemd and NOT forcing
> > SYSTEM_MALLOC allows you to build Emacs successfully?
> > 
> > Also, do you understand how does libsystemd affect this?
> 
> No, I don't. But I know that GNU/Hurd has no support for anything systemd-
> related at all. And the build with it enabled failed miserably.
> 
> > > > Instead, try building an official 25.1 release tarball, then invoke
> > > > temacs built there, and see if it works.
> > > Will try the release 25.1 tarball next: Last time I built from an upstream
> > > tarball it did succeed the first time and failed the second.
> > "The second time" here meaning what? that you modified some file and
> > ran "make" again?  Or does it mean something else?
> 
> I've now built the tarball and that went OK. Also after make distclean;
> configure; make all was fine. 
> 
> However rebuilding the git from today crashed the box hard: Console output:
> /hurd/crash: src/bootstrap-emacs -Q(1172), signal {no:11, code:1, error:1},
> exception {1, code:1, subcode:3496312}, PCs: {0x818d803, 0x51db97c}, Killing
> task. <and four more similar entries>. This might be a Hud bug or memory
> exhaustion.

Thanks, so what remains to be addressed in this bug report, before we
declare it done?