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bug#13611: SEGV during SMOB GC
From: |
Mike Gran |
Subject: |
bug#13611: SEGV during SMOB GC |
Date: |
Tue, 5 Feb 2013 09:04:48 -0800 (PST) |
>> Is that expected that GC is sometimes called from a
>> thread where scm_i_current_thread is null and sometimes
>> called from a thread where scm_i_current_thread is
>> not null?
>
> Can you check whether your GC was built with --enable-parallel-mark?
>
> I’m confident that the SMOB mark procedure is never called with null
> scm_i_current_thread with 7.2 compiled with the default options (the
> GnuTLS bindings rely on this, and I had not seen any such report until
> someone tried with GC 7.3pre, which uses the parallel marker by
> default.)
It looks like fedora gc rpms do use --enable-parallel-mark
for x86 architectures.
You can see that here:
http://pkgs.fedoraproject.org/cgit/gc.git/tree/gc.spec?h=f17
But it looks like it has been that way for a long time.
Since 2005 at least.
-Mike