https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69698 Bug 69698 depends on bug 72753, which changed state.
Bug 72753 Summary: sole flexible array member in a typedef rejected https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72753 What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |FIXED