[Bug c/107980] va_start does not warn about an arbitrary number of arguments in C2x mode

[jakub at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107980

--- Comment #10 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
That again is completely valid in C2X.