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Re: [Qemu-devel] [6028] target-ppc: use -Werror to make sure no new warn
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From: |
Stuart Brady |
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Subject: |
Re: [Qemu-devel] [6028] target-ppc: use -Werror to make sure no new warning is added |
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Date: |
Sun, 14 Dec 2008 17:54:35 +0000 |
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User-agent: |
Mutt/1.5.13 (2006-08-11) |
On Sun, Dec 14, 2008 at 05:16:56PM +0000, Stuart Brady wrote:
> On Sun, Dec 14, 2008 at 05:56:16PM +0100, Aurelien Jarno wrote:
> > On Sun, Dec 14, 2008 at 03:09:28PM +0000, Stuart Brady wrote:
> > > .../qemu/vl.c:5202: error: ignoring return value of 'write', declared
> > > with attribute warn_unused_result
> > > .../qemu/vl.c:5515: error: ignoring return value of 'chdir', declared
> > > with attribute warn_unused_result
> >
> > Which compiler are you using? I don't have those warnings.
>
> GCC 4.3.2 with glibc 2.8.
FWIW, I'm only getting these warnings because the compiler I'm using
happens to predefine _FORTIFY_SOURCE. (They're also only generated if
you have GCC 4.1 or later, and are compiling with optimisation enabled.)
Cheers,
--
Stuart Brady