   0  -live- %r0
   0  guard_class %r0 -> %i0
   3  getfield_raw_i %i0, FieldDescr<pypy.objspace.std.longobject.W_AbstractLongObject_vtable.cls_descr_nonzero> -> %i0
   8  -live- %i0, %r0
   8  switch %i0, <SwitchDictDescr 0:L1, 1:L2>
  12  unreachable
  13  ---
  13  L1:
  13  -live- %r0
  13  getfield_gc_r_pure %r0, FieldDescr<pypy.objspace.std.longobject.W_LongObject.inst_num> -> %r0
  18  getfield_gc_i_pure %r0, FieldDescr<rpython.rlib.rbigint.rbigint.inst_sign> -> %i0
  23  -live- %i0
  23  goto_if_not_int_is_true %i0, L3
  27  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  29  ---
  29  L3:
  29  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  31  ---
  31  L2:
  31  -live-
  31  raise $<* struct object>
