[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: GC + Java finalization
From: |
Jonas Hahnfeld |
Subject: |
Re: GC + Java finalization |
Date: |
Fri, 19 Nov 2021 14:55:51 +0100 |
User-agent: |
Evolution 3.42.1 |
Am Freitag, dem 19.11.2021 um 13:48 +0000 schrieb Maxime Devos:
> Jonas Hahnfeld schreef op vr 19-11-2021 om 14:32 [+0100]:
> > > > - rx = scm_gc_malloc_pointerless (sizeof (regex_t), "regex");
> > > > + rx = scm_malloc (sizeof (regex_t));
> > >
> > > If the regex why scm_gc_malloc_pointerless -> scm_malloc?
> > > Is rx not pointerless?
> >
> > Not sure I understand the question. We don't know what contents libc
> > will write into regex_t. It could be pointers which would be bad for
> > the garbage collector.
>
> OK, if that's the case, seems like a bug in the original code, not
> related to Java-style finalisation, so I would do that in a separate
> patch.
Again, as replied in July to the same comment, it *is* a separate patch
for exactly this reason.
> Though libc probably allocates stuff with malloc and frees it
> with free, and we call regfree to tell libc, so I think we should be
> fine?
If memory lives until we call regfree, yes. See my other reply on why
this currently requires Java-style finalization to "work by accident".
Jonas
signature.asc
Description: This is a digitally signed message part
- Re: GC + Java finalization, Jonas Hahnfeld, 2021/11/19
- Re: GC + Java finalization, Maxime Devos, 2021/11/19
- Re: GC + Java finalization, Jonas Hahnfeld, 2021/11/19
- Re: GC + Java finalization, Maxime Devos, 2021/11/19
- Re: GC + Java finalization, Jonas Hahnfeld, 2021/11/19
- Re: GC + Java finalization, Maxime Devos, 2021/11/19
- Re: GC + Java finalization, Maxime Devos, 2021/11/19
- Re: GC + Java finalization, Jonas Hahnfeld, 2021/11/19
- Re: GC + Java finalization, Maxime Devos, 2021/11/19
- Re: GC + Java finalization, Maxime Devos, 2021/11/19
- Re: GC + Java finalization,
Jonas Hahnfeld <=
- Re: GC + Java finalization, Maxime Devos, 2021/11/19
- Re: GC + Java finalization, Jonas Hahnfeld, 2021/11/19
- Re: GC + Java finalization, Maxime Devos, 2021/11/19
- Re: GC + Java finalization, Jonas Hahnfeld, 2021/11/19
Re: GC + Java finalization, Maxime Devos, 2021/11/19
Re: GC + Java finalization, Maxime Devos, 2021/11/19