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Re: nil became bound to (#<save_value ptr=0x085526f0 int=0> 96536 96288)

From: Andreas Schwab
Subject: Re: nil became bound to (#<save_value ptr=0x085526f0 int=0> 96536 96288)
Date: Sat, 25 Feb 2006 10:20:24 +0100
User-agent: Gnus/5.110003 (No Gnus v0.3) Emacs/22.0.50 (gnu/linux)

Joe Wells <address@hidden> writes:

> It happened again!  This is the second time it has ever happened to
> me.
> This time the value of nil printed like this:
>   (#<save_value ptr=0x08554f28 int=0>)
> I think this tends to cast doubt on Eli's idea that it might be a
> faulty memory chip, as that would not tend to cause such a similar
> problem without causing lots of other problems.

Probably the easiest way to find the bug is to set a watchpoint on Qnil.
That value should not ever change during runtime of Emacs (temacs
initializes it once in init_obarray).  Another place to watch is the hash
entry of the symbol nil in Vobarray.


Andreas Schwab, SuSE Labs, address@hidden
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
PGP key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."

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