   0  inline_call_r_r <JitCode 'allocate_instance__W_BufferedIOBase'>, R[%r0] -> %r0
   6  -live- %r0
   6  inline_call_ir_r <JitCode 'allocate_and_init_instance'>, I[$False, $False, $False, $False], R[$<* struct pypy.interpreter.baseobjspace.W_Root>] -> %r1
  17  -live- %r0, %r1
  17  setfield_gc_r %r0, %r1, FieldDescr<pypy.module._io.interp_iobase.W_IOBase.inst_w_dict>
  22  setfield_gc_i %r0, $False, FieldDescr<pypy.module._io.interp_iobase.W_IOBase.inst__W_IOBase__IOBase_closed>
  27  residual_call_r_i $<* fn AutoFlusher.reserve_next_handle_index>, R[$<* struct pypy.module._io.interp_iobase.AutoFlusher>], <CallDescr(r) EF=5> -> %i0
  34  -live- %i0, %r0
  34  residual_call_r_r $<* fn _ll_1_weakref_create__pypy_module__io_interp_iobase_W_IOBasePtr>, R[%r0], <CallDescr(r) EF=5> -> %r1
  41  -live- %i0, %r0, %r1
  41  getfield_gc_r $<* struct pypy.module._io.interp_iobase.AutoFlusher>, FieldDescr<pypy.module._io.interp_iobase.AutoFlusher.inst_handles> -> %r2
  46  setarrayitem_gc_r %r2, %i0, %r1, <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x0000010066571a28>
  52  ref_return %r0
