[PATCH 2/3] drivers/common: add diagnostics macros to make code portable

[Andre Muezerie]

On Fri, Dec 27, 2024 at 09:57:03AM -0800, Stephen Hemminger wrote:
> On Thu, 26 Dec 2024 17:33:15 -0800
> Andre Muezerie <andremue at linux.microsoft.com> wrote:
> 
> > From: Andre Muezerie <andremue at linux.microsoft.com>
> > To: Bruce Richardson <bruce.richardson at intel.com>,  Konstantin Ananyev <konstantin.v.ananyev at yandex.ru>,  Jingjing Wu <jingjing.wu at intel.com>,  Praveen Shetty <praveen.shetty at intel.com>
> > Cc: dev at dpdk.org,  Andre Muezerie <andremue at linux.microsoft.com>
> > Subject: [PATCH 2/3] drivers/common: add diagnostics macros to make code  portable
> > Date: Thu, 26 Dec 2024 17:33:15 -0800
> > X-Mailer: git-send-email 1.8.3.1
> > 
> > It was a common pattern to have "GCC diagnostic ignored" pragmas
> > sprinkled over the code and only activate these pragmas for certain
> > compilers (gcc and clang). Clang supports GCC’s pragma for
> > compatibility with existing source code, so #pragma GCC diagnostic
> > and #pragma clang diagnostic are synonyms for Clang
> > (https://clang.llvm.org/docs/UsersManual.html).
> 
> As much as possible, these should be fixed. Disabling warnings hides too many
> pre-existing bugs.

I'll take a closer look at these warnings and see what I can get fixed.

My main goal here was to get the code to compile with MSVC (without
disabling additional warnings), but I agree that it's not great to
see these warnings getting disabled in so many places.