Subject: bug#18479: date -d 'today - month'

From: 積丹尼 Dan Jacobson <[email-masked]>
Date: Mon, 15 Sep 2014 07:08:02 +0800

$ date -d 'today + month'
Wed Oct 15 07:04:59 CST 2014
$ date -d 'today - month'
Wed Oct 15 07:05:05 CST 2014