[Buildroot] [PATCH] binutils: disable warning flags to prevent build failures

[Thomas Petazzoni <thomas.petazzoni@free-electrons.com>]

Hello,

On Fri, 19 Aug 2016 19:29:21 +0300, Vlad Zakharov wrote:
> binutils-arc-2016.09-eng008 build fails sometimes.
> 
> This happens due to the following issue:
> 
> binutils configure script has CC variable that stores compiler for
> target and CC_FOR_BUILD variable that stores compiler for host.
> 
> WARN_FLAGS are verified by the script to be compatible only with CC
> compiler but not with CC_FOR_BUILD compiler. Despite this WARN_FLAGS
> are passed to both CC and CC_FOR_BUILD compilers. This leads to
> unevident errors when cross-compiling. More information you can find
> in the binutils mailing list:
> https://sourceware.org/ml/binutils/2016-08/msg00117.html
> 
> We are going to write a patch for bunutils that fixes the initial
> issue. Current patch contains temporary workaround. It should be
> deleted after real fix.
> 
> Fixes:
> http://autobuild.buildroot.net/results/004/00455b6a8324920ad843d90ce0413451522691a8//
> 
> Signed-off-by: Vlad Zakharov <vzakhar@synopsys.com>
> ---
>  package/binutils/binutils.mk | 1 +
>  1 file changed, 1 insertion(+)

Applied to master, thanks.

Thomas
-- 
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com