Subject: Re: MEM_TYPE_SPARE change causes core dump on Fedora x86

From: Dmitry Antipov <[email-masked]>
Date: Mon, 27 Aug 2012 13:33:07 +0400

On 08/27/2012 12:15 PM, Paul Eggert wrote:

> Severity: important
>
> On the Emacs trunk, the changes in revision 109788
> (Special MEM_TYPE_SPARE to denote reserved memory)
> cause Emacs to dump core on x86 Fedora 15.
>
> The previous trunk revision 109787 works fine.
>
> The problem goes away if I disable optimization,
> by configuring with CFLAGS=-g3.

This depends on values on a C stack, which aren't predictable
in general.

But an issue looks almost obvious, should be fixed in 109791.

Dmitry