Re: bootstrap w/gcc-4.8.0 + nonzero MALLOC_PERTURB_ -> ./temacs segfault

[Eli Zaretskii]

> From: Jim Meyering <address@hidden>
> Date: Fri, 20 Apr 2012 13:54:16 +0200
> 
> Jim Meyering wrote:
> 
> > Jim Meyering wrote:
> >> Jim Meyering wrote:
> >>> Just a heads-up, since release is so near:
> >>>
> >>>     gcc-4.8.0 vs emacs+MALLOC_PERTURB_ = ./temacs segfault
> >>>     http://debbugs.gnu.org/11144
> >>>
> >>> It would be a shame if gcc-4.8.0 (even test a release) were to
> >>> fail to bootstrap emacs with MALLOC_PERTURB_ set to nonzero.
> >>
> >> This seems to have been fixed, since with the latest from gcc/svn,
> >>   git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/address@hidden
> >> 138bc75d-0d04-0410-961f-82ee72b054a4
> >> I can now bootstrap the latest emacs.
> >
> > This has struck again, now using gcc version 4.8.0 20120406
> > I've reopened the bug.
> 
> While I filed in a new bug, the patch in bug#11288 may well
> solve the above, too:
> 
>     avoid buffer overrun in display code
>     http://bugs.gnu.org/11288

Please see if revision 107873 on the emacs-24 branch, which should
solve the overrun, solves also the bootstrap problem.  (Personally, I
doubt that, because display code is not invoked during bootstrap.  But
then who knows?)