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Re: [Emacs-diffs] master 0a5b6e2: Fix aborts in GC under GC_CHECK_MARKED
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From: |
Eli Zaretskii |
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Subject: |
Re: [Emacs-diffs] master 0a5b6e2: Fix aborts in GC under GC_CHECK_MARKED_OBJECTS |
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Date: |
Wed, 21 Dec 2016 22:40:56 +0200 |
> From: Stefan Monnier <address@hidden>
> Cc: Eli Zaretskii <address@hidden>
> Date: Wed, 21 Dec 2016 15:29:12 -0500
>
> > for thread objects. They are marked via the all_threads list, and
> > therefore don't need to be inserted into the red-black tree, so
> > mem_find will never find them.
>
> Hmm... when are they removed from all_threads?
When the thread exits, see run_thread.
> If they're removed from all_threads when the thread terminates, then
> there can still be references to the thread object stored elsewhere in
> the heap.
They are all unlinked in run_thread, when the thread exits, AFAICT.
Or maybe I don't understand what you mean by "references".