https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55004 Bug 55004 depends on bug 63904, which changed state.
Bug 63904 Summary: ICE when accessing array member of constexpr struct https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63904 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED