Gotcha. C++ has the same problem when its exceptions are thrown through C or -fno-exceptions C++ frames. If that's the only hold-up, IMO the way to go is to ab

Gotcha. C++ has the same problem when its exceptions are thrown through C or -fno-exceptions C++ frames. If that's the only hold-up, IMO the way to go is to abort at the boundary, when an exception would propagate into frames without unwind tables. RAII is too valuable to do without!