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Date: Mon, 31 Aug 2020 09:31:01 +0200
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: Kurt-Karen Carlson-Lougheed <denalisun907 AT gmail DOT com>
Subject: Re: cygwin qsort erratic
Message-ID: <20200831073101.GS3272@calimero.vinschen.de>
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On Aug 30 14:27, Kurt-Karen Carlson-Lougheed via Cygwin wrote:
> In a small percentage of qsort requests, the results are erratic. Running
> the same code under Linux (RHEL7) does NOT have this problem. I updated my
> cygwin to current and the problem persists. I copied the latest netbsd.org
> qsort.c and compiled into my code, the problem is resolved with that
> version of qsort.
> 
> In researching this issue, there was a post to this list 2015-01-11
> reporting a
> 'damaged' qsort. This may still be the same issue. The netbsd version I am
> now using is dated 2017-05-19.
> 
> My code experiencing this is SourceForge uac19, I'll be posting the
> corrected version (v3.2) with the netbsd qsort tomorrow after completing
> validation tests. I would ultimately like to see cygwin's qsort fixed.

qsort is implemented in newlib, so patches should go to the newlib
AT sourceware DOT org mailing list (in `git format-patch' layout).


Thanks,
Corinna

-- 
Corinna Vinschen
Cygwin Maintainer
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