F22 System Wide Change: GCC5

[Zbigniew Jędrzejewski-Szmek]

On Wed, Jan 14, 2015 at 03:47:18PM +0100, Jakub Jelinek wrote:
> On Wed, Jan 14, 2015 at 02:44:03PM +0000, Richard Hughes wrote:
> > On 14 January 2015 at 14:37, Jonathan Underwood
> > <jonathan.underwood at gmail.com> wrote:
> > > Only a partial answer to your question, but one fairly significant
> > > change (as you know) compared to the GCC upgrades for those releases
> > > is moving from C89 to C11 as the default C standard for the compiler
> > 
> > Is there any easy way for humble little upstream maintainers to test
> > their code with the new compiler?
> 
> You mean for the C89 -> C11 default change, or for other changes in GCC 5?
> For the former, just build with -std=gnu11 with GCC 4.9 (or 4.8).
> The latter is mainly C++ or new features, so something you don't hit on
> average C code.
I think it's a valid request. Of course packagers can approximate, but
to test for issues it would be best to have a simple way to build with gcc5
from the latest snapshot. How do you expect people to make an informed
decision otherwise?

Zbyszek