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Re: [Qemu-devel] [PATCH] build: disable -Wmissing-braces on older compil
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From: |
Peter Maydell |
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Subject: |
Re: [Qemu-devel] [PATCH] build: disable -Wmissing-braces on older compilers |
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Date: |
Fri, 20 Oct 2017 11:48:14 +0100 |
On 20 October 2017 at 11:12, Paolo Bonzini <address@hidden> wrote:
> GCC 4.9 and newer stopped warning for missing braces around the
> "universal" C zero initializer {0}. One such initializer sneaked
> into scsi/qemu-pr-helper.c and is breaking the build with such
> older GCC versions.
>
> Detect the lack of support for the idiom, and disable the warning
> in that case.
>
> Signed-off-by: Paolo Bonzini <address@hidden>
AFAIK "{}" will work and not be warned about anywhere (we
use it extensively already) so you don't need to fall back to
memset...
thanks
-- PMM