[gnutls-devel] guile and SSL 3.0

[Ludovic Courtès]

Nikos Mavrogiannopoulos <n.mavrogiannopoulos at gmail.com> skribis:

> On Fri, Jul 29, 2016 at 4:47 PM, Ludovic Courtès <ludo at gnu.org> wrote:
>>>> I cannot reproduce it with 8098024c35f48a69ef88929ea370c0512bf235b0
>>>> when
>>>> running:
>>>>   while GUILE_WARN_DEPRECATED=no ./pre-inst-guile -L
>>>> ../../guile/tests/ ../../guile/tests/openpgp-auth.scm ; do : ; done
>>>> Is there anything else I should know about the build environment or
>>>> configuration options?
>>> It may be the compiler (either compilation of guile or gnutls'
>>> bindings)... That system uses gcc 6.1.1. Not sure if you'd like to
>>> debug it further, but if you do and you make a clone of the gnutls
>>> repository in gitlab I could give you access to that CI system.
>> I’ve rebuilt GnuTLS master (but not Guile) with GCC 6.1.0 and can’t seem
>> to reproduce this segfault.
>> Could you post a backtrace of the core dump?  It might give clues.
>
> I couldn't reproduce it in my last attempts but accessing that system
> isn't easy. Would it work if we run the guile tests under valgrind
> similarly to how we do at tests, or could there be a problem with
> guile?

Valgrind misinterprets the tricks that libgc (the Boehm-Demers-Weiser
garbage collector) plays.  There are libgc suppression files floating
around, but I’m not sure if there’s anything reliable.  :-/

Ludo’.