https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104796 Bug 104796 depends on bug 102024, which changed state.
Bug 102024 Summary: [12 Regression] zero width bitfields and ABIs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102024 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED