From: Mike Frysinger <vapier@gentoo.org>
To: u-boot@lists.denx.de
Subject: [U-Boot] gcc-4.6 warnings
Date: Wed, 24 Aug 2011 14:47:25 -0400 [thread overview]
Message-ID: <201108241447.26345.vapier@gentoo.org> (raw)
In-Reply-To: <3AA0E5B6-7E38-4CB0-94E2-F7BBA9A100FA@kernel.crashing.org>
On Wednesday, August 24, 2011 14:29:43 Kumar Gala wrote:
> We get a bunch of warnings like this with gcc-4.6.x:
>
> e1000.c:4334:3: warning: variable 'x' set but not used
> [-Wunused-but-set-variable]
>
> Are we get with adding -Wunused-but-set-variable so they don't show up?
in general, i like this new warning as it tends to catch variables that are
dead. i wonder why the e1000 driver has this indirection in the first place.
simply calling readl() without using the return value shouldnt cause warnings
or DCE ...
-mike
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next prev parent reply other threads:[~2011-08-24 18:47 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-24 18:29 [U-Boot] gcc-4.6 warnings Kumar Gala
2011-08-24 18:47 ` Mike Frysinger [this message]
2011-08-24 19:05 ` Wolfgang Denk
2011-08-25 4:39 ` Kumar Gala
2011-08-25 5:52 ` Wolfgang Denk
2011-08-25 14:27 ` Kumar Gala
2011-08-25 14:51 ` Mike Frysinger
2011-08-25 19:50 ` Tabi Timur-B04825
2011-08-25 20:27 ` Mike Frysinger
2011-08-25 21:44 ` Timur Tabi
2011-08-25 21:45 ` Timur Tabi
2011-08-25 21:58 ` Mike Frysinger
2011-08-25 20:39 ` Wolfgang Denk
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