https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118831
--- Comment #9 from Thomas Koenig <tkoenig at gcc dot gnu.org> --- (In reply to Jakub Jelinek from comment #8) > Can stdarg functions (say void foo (int, ...); or for C23 void bar (...); > too) be represented in C interop? No, these are not interoperable.