GNU bug report logs - #12318
gnu date has incorrect date when using date math during a leap year

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From: John Mizell <john.mizell <at> gmail.com>
To: 12318 <at> debbugs.gnu.org
Subject: bug#12318: gnu date has incorrect date when using date math during a leap year
Date: Fri, 31 Aug 2012 08:39:12 -0600

gnu date has incorrect date when using date math during a leap year

Here are the steps to reproduce


[jmizell <at> backdoor ~]$ date "+%m%Y" --date='1 month ago'
072012
[jmizell <at> backdoor ~]$ date "+%m%Y" --date='5 month ago'
032012
[jmizell <at> backdoor ~]$ date "+%m%Y" --date='6 month ago'
032012
[jmizell <at> backdoor ~]$ date "+%m%Y" --date='7 month ago'
012012
[jmizell <at> backdoor ~]$ date "+%m%d%Y" --date='7 month ago'
01312012
[jmizell <at> backdoor ~]$ date "+%m%d%Y" --date='5 month ago'
03312012
[jmizell <at> backdoor ~]$ date "+%m%d%Y" --date='6 month ago'
03022012


Version:

[jmizell <at> backdoor ~]$ date --version
date (GNU coreutils) 8.4
Copyright (C) 2010 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.

Written by David MacKenzie.


Distro:
CentOS release 6.3 (Final)

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