   0  -live- %r0
   3  guard_class %r0 -> %i0
   6  getfield_raw_i %i0, FieldDescr<pypy.objspace.std.longobject.W_AbstractLongObject_vtable.cls_descr_nonzero> -> %i0
  11  -live- %i0, %r0
  14  switch %i0, <SwitchDictDescr 0:L1, 1:L2>
  18  unreachable
  19  ---
  19  L1:
  19  -live- %r0
  22  getfield_gc_r_pure %r0, FieldDescr<pypy.objspace.std.longobject.W_LongObject.inst_num> -> %r0
  27  getfield_gc_i_pure %r0, FieldDescr<rpython.rlib.rbigint.rbigint.inst__size> -> %i0
  32  -live- %i0
  35  goto_if_not_int_is_zero %i0, L3
  39  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  41  ---
  41  L3:
  41  -live- %i0
  44  goto_if_not_int_lt %i0, $0, L4
  49  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  51  ---
  51  L4:
  51  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  53  ---
  53  L2:
  53  -live-
  56  raise $<* struct object>
