On Thu, Aug 25, 2022 at 09:33:18AM -0700, Linus Torvalds wrote: > So you'd most certainly want to know that all incoming arguments are > actually valid, because otherwise you can't do even some really simple > and obvious optimziations. The C11 change was via DR 338, see <https://www.open-std.org/jtc1/sc22/wg14/www/docs/dr_338.htm> for more info. Segher