From: Giuseppe Scrivano <gscrivano@gnu.org>
To: Nicolas Pitre <nico@fluxnic.net>
Cc: Jeff King <peff@peff.net>,
git@vger.kernel.org,
Johannes Schindelin <Johannes.Schindelin@gmx.de>,
Sverre Rabbelier <srabbelier@gmail.com>
Subject: Re: [PATCH] Remove various dead assignments and dead increments found by the clang static analyzer
Date: Sun, 27 Sep 2009 10:21:17 +0200 [thread overview]
Message-ID: <874oqokdc2.fsf@master.homenet> (raw)
In-Reply-To: <alpine.LFD.2.00.0909262038470.4997@xanadu.home> (Nicolas Pitre's message of "Sat, 26 Sep 2009 20:41:35 -0400 (EDT)")
Nicolas Pitre <nico@fluxnic.net> writes:
> And the compiler (at least gcc) is indeed smart enough to realize that
> nothing uses the result from the last statement, and does optimize away
> the code associated to it already. So this patch is unlikely to change
> anything to the compiled result.
Right, and gcc can do many other amazing things. But still it is used a
variable that is never accessed, removing it can make the code slightly
more readable.
Cheers,
Giuseppe
prev parent reply other threads:[~2009-09-27 8:24 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-26 14:46 [PATCH] Remove various dead assignments and dead increments found by the clang static analyzer Giuseppe Scrivano
2009-09-26 15:58 ` Johannes Schindelin
2009-09-26 18:21 ` Giuseppe Scrivano
2009-09-26 18:34 ` Sverre Rabbelier
2009-09-26 18:46 ` Giuseppe Scrivano
2009-09-26 19:15 ` Giuseppe Scrivano
2009-09-26 19:28 ` René Scharfe
2009-09-26 20:39 ` Johannes Schindelin
2009-09-26 20:46 ` Jeff King
2009-09-26 21:03 ` Reece Dunn
2009-09-26 21:12 ` Jeff King
2009-09-26 21:20 ` Reece Dunn
2009-09-26 21:36 ` Jeff King
2009-09-26 21:46 ` Reece Dunn
2009-09-26 21:42 ` Giuseppe Scrivano
2009-09-27 0:41 ` Nicolas Pitre
2009-09-27 8:21 ` Giuseppe Scrivano [this message]
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