[PATCH v16 0/3] add diagnostics macros to make code portable

[David Marchand]

On Wed, Jan 29, 2025 at 2:26 PM David Marchand
<david.marchand at redhat.com> wrote:
>
> On Tue, Jan 21, 2025 at 11:36 PM Andre Muezerie
> <andremue at linux.microsoft.com> wrote:
> >
> > v16:
> >  * Updated comment for RTE_CAST_PTR.
> >
> > v15:
> >  * Fixed a comment in rte_common.h to make Doxygen happy.
> >  * Fixed a typo (extra comma).
> >  * Added missing RTE_PTR_UNQUAL needed for ARM64.
> >
> > v14:
> >  * Renamed RTE_PTR_DROP_QUALIFIERS into RTE_PTR_UNQUAL to more resemble
> >    C23 typeof_unqual.
> >  * Added macro RTE_CAST_PTR to make the cast more readable when removing
> >    a type qualifier from a pointer.
> >
> > v13:
> >  * Renamed RTE_IGNORE_CAST_QUAL into RTE_PTR_DROP_QUALIFIERS.
> >  * Added (void *) cast to RTE_PTR_DROP_QUALIFIERS to avoid the need
> >    for casting the result in most places where the macro is used.
> >
> > v12:
> >  * Added macro RTE_IGNORE_CAST_QUAL and used it as a more compact and
> >    readable form to suppress warnings where a cast is used to remove
> >    a type qualifier.
> >
> > v11:
> >  * Added __rte_diagnostic_ignored_wcast_qual to a few more places where
> >    it was needed.
> >
> > v10:
> >  * Added __rte_diagnostic_ignored_wcast_qual to a few more places where
> >    it was needed.
> >
> > v9:
> >  * Added __rte_diagnostic_ignored_wcast_qual to a few more places where
> >    it was needed.
> >
> > v8:
> >  * Added __rte_diagnostic_ignored_wcast_qual to a few more places where
> >    it was needed.
> >
> > v7:
> >  * Added __rte_diagnostic_ignored_wcast_qual to a few more places where
> >    it was needed.
> >
> > v6:
> >  * Added __rte_diagnostic_ignored_wcast_qual to a few more places where
> >    it was needed.
> >
> > v5:
> >  * Added __rte_diagnostic_ignored_wcast_qual to a few more places where
> >    it was needed.
> >
> > v4:
> >  * Added __rte_diagnostic_ignored_wcast_qual to a few more places where
> >    it was needed.
> >
> > v3:
> >  * Added __rte_diagnostic_ignored_wcast_qual to a few more places where
> >    it was needed.
> >
> > v2:
> >  * Removed __rte_diagnostic_ignored_wstrict_aliasing (introduced
> >    in v1).
> >  * Removed the pragmas from many files where they were not needed.
> >  * In the files where the pragmas were indeed needed, reduced the
> >    scope during which they are active, reducing the chance that
> >    unforeseen issues are hidden due to warning suppression.
> >
> > Andre Muezerie (3):
> >   eal: add diagnostics macros to make code portable
> >   drivers/common: add diagnostics macros to make code portable
> >   drivers/net: add diagnostics macros to make code portable
>
> I moved a bit the casting macros in rte_common.h (and put them next to
> RTE_CAST_FIELD).
> Thanks for this work André, series applied.

CI is not happy with those changes on ppc64le (this was caught by OBS
after pushing).
See, for example,
https://build.opensuse.org/package/live_build_log/home:bluca:dpdk/dpdk/Fedora_Rawhide/ppc64le

Please send a fix.


-- 
David Marchand