   0  -live- %r0, %r1
   3  goto_if_not_ptr_nonzero %r0, L1
   7  ref_copy %r0 -> %r2
  10  -live- %r0, %r1, %r2
  13  guard_class %r2 -> %i0
  16  getfield_raw_i %i0, FieldDescr<object_vtable.subclassrange_min> -> %i0
  21  int_between $TotalOrderSymbolic('compute_fn'), %i0, $TotalOrderSymbolic('compute_fn') -> %i0
  26  -live- %i0, %r0, %r1
  29  goto_if_not %i0, L2
  33  residual_call_r_r $<* fn W_WeakrefBase.dereference>, R[%r0], <CallDescr(r) EF=2> -> %r0
  40  -live- %r0, %r1
  43  goto_if_not_ptr_iszero %r0, L3
  47  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000aaab32545788> -> %r2
  51  setfield_gc_r %r2, $<* struct rpy_string>, FieldDescr<pypy.interpreter.error.OpErrFmtNoArgs.inst__value>
  56  setfield_gc_r %r2, $<* struct pypy.interpreter.baseobjspace.W_Root>, FieldDescr<pypy.interpreter.error.OperationError.inst_w_type>
  61  assert_not_none %r2
  63  -live- %r2
  66  raise %r2
  68  ---
  68  L3:
  68  L4:
  68  inline_call_r_i <JitCode '_type_isinstance'>, R[%r0, %r1] -> %i0
  75  -live- %i0
  78  goto_if_not %i0, L5
  82  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  84  ---
  84  L5:
  84  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  86  ---
  86  L2:
  86  goto L4
  89  ---
  89  L1:
  89  goto L4
