   0  getfield_gc_i %r0, FieldDescr<pypy.module._io.interp_iobase.W_IOBase.inst__W_IOBase__IOBase_closed> -> %i0
   5  -live- %i0
   8  goto_if_not %i0, L1
  12  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000563a60ed2100> -> %r0
  16  setfield_gc_r %r0, $<* struct rpy_string>, FieldDescr<pypy.interpreter.error.OpErrFmtNoArgs.inst__value>
  21  setfield_gc_r %r0, $<* struct pypy.interpreter.baseobjspace.W_Root>, FieldDescr<pypy.interpreter.error.OperationError.inst_w_type>
  26  assert_not_none %r0
  28  -live- %r0
  31  raise %r0
  33  ---
  33  L1:
  33  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
