   0  -live- %r1
   0  goto_if_not_ptr_nonzero %r1, L1
   4  ref_copy %r1 -> %r0
   7  -live- %r0, %r1
   7  guard_class %r1 -> %i0
  10  getfield_raw_i %i0, FieldDescr<object_vtable.subclassrange_min> -> %i0
  15  int_between $TotalOrderSymbolic('compute_fn'), %i0, $TotalOrderSymbolic('compute_fn') -> %i0
  20  -live- %i0, %r0
  20  goto_if_not %i0, L2
  24  getfield_gc_r %r0, FieldDescr<pypy.module._io.interp_bufferedio.W_BufferedRWPair.inst_w_writer> -> %r0
  29  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x2c174e50> -> %r1
  33  setfield_gc_r %r1, $<* struct rpy_string>, FieldDescr<pypy.objspace.std.bytesobject.W_BytesObject.inst__value>
  38  inline_call_r_r <JitCode 'getattr'>, R[%r0, %r1] -> %r0
  45  -live- %r0
  45  ref_return %r0
  47  ---
  47  L2:
  47  raise $<* struct object>
  49  ---
  49  L1:
  49  raise $<* struct object>
