https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117664
Sam James <sjames at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |sjames at gcc dot gnu.org --- Comment #3 from Sam James <sjames at gcc dot gnu.org> --- (In reply to Jürgen Reuter from comment #2) > (In reply to Sam James from comment #1) > > GCC trunk now defaults to -std=gnu23. C23 removes unprototyped functions, so > > `void foo()` now means `void foo(void)`. > > Thanks, Sam, for the immediate reply. Is that backward compatible with > standards like e.g. C11? No problem at all. Yes, it should be completely fine.