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Re: emacs oddity


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^@Ã^H	    \"^Q^K\203^Z^@Ã^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.

I'll grab the -x11 build of Ken's test release and see if these odd messages and crashes still occur.

regards,
Markus

--
Markus Hoenicka
http://www.mhoenicka.de
AQ score 38


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