[dpdk-dev] [PATCH] Make -Werror optional

[Neil Horman]

On Fri, Feb 20, 2015 at 05:55:21PM -0800, Stephen Hemminger wrote:
> On Thu, 12 Feb 2015 16:54:44 +0200
> Panu Matilainen <pmatilai at redhat.com> wrote:
> 
> > On 02/12/2015 04:38 PM, Stephen Hemminger wrote:
> > > On Thu, 12 Feb 2015 13:13:22 +0200
> > > Panu Matilainen <pmatilai at redhat.com> wrote:
> > >
> > >> This adds new CONFIG_RTE_ERROR_ON_WARNING config option to enable
> > >> fail-on-warning compile behavior, defaulting to off.
> > >>
> > >> Failing build on warnings is a useful developer tool but its bad
> > >> for release tarballs which can and do get built with newer
> > >> compilers than what was used/available during development. Compilers
> > >> routinely add new warnings so code which built silently with cc X
> > >> might no longer do so with X+1. This doesn't make the existing code
> > >> any more buggier and failing the build in this case does not help
> > >> not help improve code quality of an already released version either.
> 
> Hopefully distro's like RHEL will build with -Werror enabled
> and not allow build to go through with errors.
> 
Thats usually what we do, yes.
Neil

> 
>