https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55004 Bug 55004 depends on bug 67026, which changed state.
Bug 67026 Summary: GCC incorrectly rejects well-formed constexpr function definition https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67026 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |DUPLICATE
