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Re: [Emacs-diffs] trunk r116836: Avoid GC crashes.

From: Daniel Colascione
Subject: Re: [Emacs-diffs] trunk r116836: Avoid GC crashes.
Date: Sun, 23 Mar 2014 12:53:30 -0700
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On 03/23/2014 12:09 PM, Eli Zaretskii wrote:
>> Date: Sun, 23 Mar 2014 11:54:31 -0700
>> From: Daniel Colascione <address@hidden>
>> CC: address@hidden, address@hidden, address@hidden
>>> There were several crashes in GC reported since October, at least some
>>> of them might be related.  In bug#16901, Dmitry mentioned some of
>>> them, but there are more.
>> I thought you found something wrong with gmalloc to explain that one.
> Unfortunately, no.  What I found was that the debugging code in
> gmalloc had a bugthat would flag correct code as buggy.  Once those
> bugs were fixed, no memory-related problems were ever reported by
> gmalloc.

Hrm. Something does seem very wrong then. Why does Richard's always seem
to occur in the same place, though? The rest of these reports seem
arbitrarily distributed. 17068 worries me too: either some logical is
*very* subtly wrong, or there's a bug that scribbles over allocation
metadata (but not other memory?) in such a way as to cause delayed GC

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