[OE-core] [PATCH v2 10/10] libx11.inc: fix build issues for older CentOS distros

[McClintock Matthew-B29882]

On Fri, Sep 28, 2012 at 9:52 AM, Burton, Ross <ross.burton at intel.com> wrote:
> On 28 September 2012 02:33, Matthew McClintock <msm at freescale.com> wrote:
>> Fixes these sorts of issues present on older gcc (CentOS 5.x in this case)
>>
>> | cc1: error: unrecognized command line option "-Werror=implicit"
>> | cc1: error: unrecognized command line option "-Werror=nonnull"
>
> Took me a minute to realise why this happens.  This happens when
> cross-building because although configure is checking that the flags
> it uses are supported by the compiler, it's only doing that for the
> cross and not the host compiler.  Right?
>
> (upstream bug alert)

Yea,  I suppose the the host compiler should be checked by autotools
if it supports these warning flags.

-M