[Buildroot] [PATCH] package/janus-gateway: fix compilation with older gcc versions

[Yann E. MORIN <yann.morin.1998@free.fr>]

Thomas, All,

On 2015-01-04 18:07 +0100, Thomas Petazzoni spake thusly:
> Dear Yann E. MORIN,
> 
> On Sun,  4 Jan 2015 10:59:35 +0100, Yann E. MORIN wrote:
> > janus-gateway forcibly uses -Wunused-but-set-variable, which is not
> > available for all gcc versions. For example, gcc-4.5, as used in
> > Sourcery CodeBench PowerPC 2011.03, does not have it.
> > 
> > Fixes:
> >     http://autobuild.buildroot.org/results/6d8/6d8e15ac5d592a51b6a8d2ceb9fc1ca954428ed7/
> >     http://autobuild.buildroot.org/results/abe/abe25b588bf6de0d76cce0135841d65dc66d5cca/
> >     [...]
> > 
> > Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
> > Cc: Gregory Dymarek <gregd72002@gmail.com>
> 
> I have an alternate version of this patch that does detect if
> -Wunused-but-set-variable is supported by gcc or not, and uses it only
> when available. I believe such a patch has a higher chance of being
> accepted upstream, no?

Yes, obviously. I'll mark my patch rejected in Patchwork, then.

Thanks!

Regards,
Yann E. MORIN.

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