From mboxrd@z Thu Jan  1 00:00:00 1970
From: Charles Bailey <cbailey32@bloomberg.net>
Subject: Re: [PATCH] t4212: handle systems with post-apocalyptic gmtime
Date: Wed, 26 Mar 2014 22:46:16 +0000
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Cc: Junio C Hamano <gitster@pobox.com>, git@vger.kernel.org
To: Jeff King <peff@peff.net>
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On Wed, Mar 26, 2014 at 05:57:41PM -0400, Jeff King wrote:
> Hmm, so the year you got is actually: 1623969404. That still seems off
> to me by a factor 20. I don't know if this is really worth digging into
> that much further, but I wonder what you would get for timestamps of:
> 
>   99999999999999999
>   9999999999999999
>   999999999999999
>   etc.
> 

AIX goes negative at about the same time Linux and Solaris segfault:

9999999 Sun Apr 26 10:46:39 1970 -0700
99999999 Sat Mar 3 02:46:39 1973 -0700
999999999 Sat Sep 8 18:46:39 2001 -0700
9999999999 Sat Nov 20 10:46:39 2286 -0700
99999999999 Wed Nov 16 02:46:39 5138 -0700
999999999999 Thu Sep 26 18:46:39 33658 -0700
9999999999999 Sun May 20 10:46:39 318857 -0700
99999999999999 Sat Nov 7 02:46:39 3170843 -0700
999999999999999 Sat Jul 4 18:46:39 31690708 -0700
9999999999999999 Sat Jan 25 10:46:39 316889355 -0700
99999999999999999 Wed Sep 6 02:46:39 -1126091476 -0700
999999999999999999 Thu Oct 24 18:46:39 1623969404 -0700

So, very bogus values.

Charles.