From: Jim Rees <rees@umich.edu>
To: Jan Engelhardt <jengelh@inai.de>
Cc: Bernd Petrovitsch <bernd@petrovitsch.priv.at>,
"J. Bruce Fields" <bfields@fieldses.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] strings: helper for maximum decimal encoding of an unsigned integer
Date: Fri, 14 Sep 2012 09:54:30 -0400 [thread overview]
Message-ID: <20120914135430.GC8943@umich.edu> (raw)
In-Reply-To: <alpine.LNX.2.01.1209141501450.18169@frira.zrqbmnf.qr>
Jan Engelhardt wrote:
Your way does not function as originally desired.
* base10len(i) no longer expands to a compile-time constant
* you will definitely have a variable base10len_vals in your
objects, so you waste a read operation whenever it is used.
No, I meant my original way:
#define base10len(i) (sizeof(i) * 8 * 3 / 10 + 1)
next prev parent reply other threads:[~2012-09-14 13:54 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-21 21:29 [PATCH] strings: helper for maximum decimal encoding of an unsigned integer J. Bruce Fields
2012-08-21 21:22 ` Jim Rees
2012-08-21 22:06 ` Al Viro
2012-08-21 22:19 ` J. Bruce Fields
2012-08-22 0:03 ` Jim Rees
2012-09-10 6:19 ` Jan Engelhardt
2012-09-14 9:17 ` Bernd Petrovitsch
2012-09-14 12:30 ` Jim Rees
2012-09-14 13:14 ` J. Bruce Fields
2012-09-14 13:18 ` Bernd Petrovitsch
2012-09-14 13:51 ` Jim Rees
2012-09-14 13:37 ` Jan Engelhardt
2012-09-14 13:54 ` Jim Rees [this message]
2012-09-14 12:59 ` Jan Engelhardt
2012-09-14 13:46 ` Jim Rees
2012-09-14 14:25 ` Jan Engelhardt
2012-09-14 15:00 ` Bernd Petrovitsch
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