On Thu, May 04, 2023 at 09:48:59AM +0100, Bruce Richardson wrote: > On Thu, May 04, 2023 at 09:50:09AM +0200, Mattias Rönnblom wrote: > > On 2023-05-03 19:30, Bruce Richardson wrote: > > > Add a deprecation notice informing users that we will require a C11 > > > compiler from 23.11 release onwards. This requirement was agreed by > > > technical board to enable use of newer C language features, e.g. > > > standard atomics. [1] > > > > > > [1] > > > http://inbox.dpdk.org/dev/dbapr08mb58148cec3e1454e8848a938998...@dbapr08mb5814.eurprd08.prod.outlook.com/ > > > > > > Signed-off-by: Bruce Richardson <bruce.richard...@intel.com> > > > Acked-by: Tyler Retzlaff <roret...@linux.microsoft.com> > > > > > > --- > > > > > > V2: > > > - add requirement for stdatomics > > > - fix sphinx formatting > > > --- > > > doc/guides/rel_notes/deprecation.rst | 9 +++++++++ > > > 1 file changed, 9 insertions(+) > > > > > > diff --git a/doc/guides/rel_notes/deprecation.rst > > > b/doc/guides/rel_notes/deprecation.rst > > > index dcc1ca1696..70c6019d26 100644 > > > --- a/doc/guides/rel_notes/deprecation.rst > > > +++ b/doc/guides/rel_notes/deprecation.rst > > > @@ -11,6 +11,15 @@ here. > > > Deprecation Notices > > > ------------------- > > > +* C Compiler: From DPDK 23.11 onwards, > > > + building DPDK will require a C compiler which supports the C11 > > > standard, > > > + including support for C11 standard atomics. > > > > The whole of C11, or just the mandatory parts (+atomics)? > > > I assume we only need mandatory + atomics, however perhaps someone more > knowledgable about what the optional parts of the spec are, can correct me > on this. Once clarified, I maybe should reword this yet again to call it > out even more specificallly.
mandatory + atomics, no more than that. so -std=c11 and __STDC_NO_ATOMICS__ is not defined, that is all. > > /Bruce
