https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110617
--- Comment #6 from Xi Ruoyao <xry111 at gcc dot gnu.org> ---
(In reply to Richard Biener from comment #5)
> I think a -f... option to disable the code generation effects would make
> more sense than adding another attribute kind.
Then maybe we'd just add a -D_GLIBC_NONNULL={0,1} (?) into Glibc cdefs.h
instead. Anyway I'm already too frustrated about this so I'll not continue
working on nonnull within Glibc headers. If you don't like this just close it
as WONTFIX.
