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Date: Wed, 21 May 2014 07:46:55 -0400
From: Ken Brown <kbrown AT cornell DOT edu>
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To: cygwin AT cygwin DOT com
Subject: Re: emacs oddity
References: <537bec06 DOT 6926ec0a DOT 5737 DOT 68db AT mx DOT google DOT com> <537C04A0 DOT 60409 AT cornell DOT edu> <a890921eb7b35999d15bbfd4589dd5ee AT mhoenicka DOT de>
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On 5/21/2014 3:13 AM, Markus Hoenicka wrote:
> At 2014-05-21 03:42, Ken Brown was heard to say:
>> On 5/20/2014 7:57 PM, Max Polk wrote:
>>> I've been noticing the background timer giving odd messages from
>>> emacs-w32 once in a while such as the following when not touching the
>>> keyboard and the editor is idle.:
>>>
>>> seconds-to-time: Arithmetic range error: "round", -0.0e+NaN
>>> seconds-to-time: Arithmetic range error: "round", 0.0
>>>
>>> The stack dump of a recent emacs crash report on this list seemed to
>>> be in background timer code.  Maybe we found something.
>>
>> Have you tried the test release
>> (https://cygwin.com/ml/cygwin/2014-05/msg00047.html)?
>>
>
> Hi,
>
> I haven't followed this thread in all its gory details, but I recall
> that only emacs-w32 was reported to have problems. I have noticed random
> crashes and weird messages without prior user actions in emacs-x11 since
> I moved from WinXP + Cygwin x86 to Win7 + Cygwin x86_64 a few weeks ago.
> None of these problems ever occurred on either FreeBSD (amd64, Emacs 24)
> or Debian (amd64, Emacs 23). I just thought I'd mention this because the
> problem does not seem to be limited to the -w32 build of Emacs. I've
> preserved the odd messages on three separate occasions:
>
> Args out of range: [t 21335 39727 373923 0.5 blink-cursor-timer-function
> nil nil 100000], 4
>
> Invalid function: #[(timer) "^H >^H
>> ^[\211^203^Q^@Å^H        \"^Q^K\203^Z^@Å^H
> \"^R^L\206^_^@^K*\207" [timer timer-list timer-idle-list cell2 cell1
> delq] 4 2245674]
>
> timer-relative-time: Wrong type argument: vectorp, [t1 time high low
> micro pico nil 3 0 2 ...]
>
> All of them indicate timer related problems as Max pointed out. I do not
> have meaningful backtraces of the crashes at this time because the
> installed emacs-x11 seems to lack debug symbols.

You have to install emacs-debuginfo in order to get the symbols.

Ken

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