On Wed, Oct 14, 2026 at 01:28:55PM +0200, Miguel Ojeda wrote: > On Wed, Oct 14, 2026 at 12:40 AM Ian Rogers <[email protected]> wrote: > > > > +/* > > + * Optional: not supported by gcc > > + * > > + * clang: > > https://clang.llvm.org/docs/AttributeReference.html#require-explicit-initialization > > + */ > > +#if __has_attribute(__require_explicit_initialization__) > > +# define __require_explicit_initialization > > __attribute__((__require_explicit_initialization__)) > > +#else > > +# define __require_explicit_initialization > > +#endif > > The LPC slides mention Clang 14+, but from a quick test in Compiler > Explorer and a `git log --grep` on the LLVM repository to confirm, it > seems the attribute was introduced in Clang 20+, no? > > If that is correct, then it is not available in all LLVM versions we > support (LLVM 17+), so we should add: > > * Optional: only supported since clang >= 20.0 > > With that: > > Acked-by: Miguel Ojeda <[email protected]>
Yup, I can confirm, I only see it with 20+ too. -- Kees Cook
