Subject: Re: bug#12911: 24.3.50; let users decide where (& perhaps whether) `emacs_backtrace.txt' files are written

From: Eli Zaretskii <[email-masked]>
Date: Sat, 17 Nov 2012 19:55:38 +0200

> From: "Drew Adams" <[email-masked]>
> Cc: <[email-masked]>
> Date: Sat, 17 Nov 2012 09:38:10 -0800
> 
> The backtrace file, wherever it might be saved: does it get overwritten when
> there is a new crash, or is a new version of it created (e.g.
> emacs_backtrace.txt~259~)?

On MS-Windows, neither: the new backtrace gets appended to the file.
I don't know what happens on Unix.