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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)

  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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