# do not dump Octave core
if exist("crash_dumps_octave_core", "builtin")
  crash_dumps_octave_core(0);
endif

smart_pointer_simple

f = Foo();
b = Bar(f);

b.x = 3;
if (b.getx() != 3)
    error("failed");
endif

fp = b.__deref__();
fp.x = 4;
if (fp.getx() != 4)
    error("failed");
endif
