   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  inline_call_r_r <JitCode 'getattr'>, R[%r0, $<* struct pypy.interpreter.baseobjspace.W_Root>] -> %r0
  36  -live- %r0
  36  ref_return %r0
  38  ---
  38  L2:
  38  raise $<* struct object>
  40  ---
  40  L1:
  40  raise $<* struct object>
