From: Andreas Schwab <schwab@linux-m68k.org>
To: Glenn Morris <rgm@gnu.org>
Cc: 7547@debbugs.gnu.org
Subject: bug#7547: 24.0.50; verify-visited-file-modtime no longer returns t for non-existent file
Date: Wed, 12 Jan 2011 09:45:46 +0100 [thread overview]
Message-ID: <m3lj2qfr2d.fsf@linux-m68k.org> (raw)
In-Reply-To: <74wrmad9hx.fsf@fencepost.gnu.org> (Glenn Morris's message of "Tue, 11 Jan 2011 23:35:54 -0500")
Glenn Morris <rgm@gnu.org> writes:
> Andreas Schwab wrote:
>
>>> && (st.st_mtime == b->modtime + 1
>>> || st.st_mtime == b->modtime - 1)))
>>> && (st.st_size == b->modtime_size
>>> ! || b->modtime_size < 0 || st.st_mtime < 0))
>>
>> time_t may be unsigned, thus (time_t)-1 may be > 0.
>
> I don't understand this comment.
This will do the wrong thing if time_t is unsigned.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
prev parent reply other threads:[~2011-01-12 8:45 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-04 0:55 bug#7547: 24.0.50; diary-list-entries fails miserably without ~/diary Lukasz Stelmach
2010-12-07 1:10 ` Glenn Morris
2010-12-07 1:18 ` Glenn Morris
2010-12-07 3:51 ` Stefan Monnier
2010-12-10 3:45 ` bug#7547: 24.0.50; verify-visited-file-modtime no longer returns t for non-existent file Glenn Morris
2010-12-10 16:33 ` Andreas Schwab
2011-01-12 4:35 ` Glenn Morris
2011-01-12 8:45 ` Andreas Schwab [this message]
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