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From: | Markus Armbruster |
Subject: | Re: [Qemu-devel] [PATCH 01/11] block: avoid a write only variable |
Date: | Thu, 07 Oct 2010 11:37:02 +0200 |
User-agent: | Gnus/5.13 (Gnus v5.13) Emacs/23.1 (gnu/linux) |
Blue Swirl <address@hidden> writes: > Compiling with GCC 4.6.0 20100925 produced a warning: > /src/qemu/block/qcow2-refcount.c: In function 'update_refcount': > /src/qemu/block/qcow2-refcount.c:552:13: error: variable 'dummy' set > but not used [-Werror=unused-but-set-variable] > > Fix by adding a function that does not generate a warning when > the result is unused. What about a simple "(void)dummy" instead?
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