   0  -live- %r0
   0  guard_class %r0 -> %i0
   3  getfield_raw_i %i0, FieldDescr<pypy.objspace.std.bytesobject.W_AbstractBytesObject_vtable.cls_descr_title> -> %i0
   8  -live- %i0, %r0
   8  switch %i0, <SwitchDictDescr 0:L1, 1:L2>
  12  unreachable
  13  ---
  13  L1:
  13  -live- %r0
  13  getfield_gc_r_pure %r0, FieldDescr<pypy.objspace.std.bytesobject.W_BytesObject.inst__value> -> %r1
  18  strlen %r1 -> %i0
  21  -live- %i0, %r0, %r1
  21  goto_if_not_int_is_zero %i0, L3
  25  L4:
  25  ref_return %r0
  27  ---
  27  L3:
  27  residual_call_r_r $<* fn W_BytesObject.title>, R[%r0, %r1], <CallDescr(rr) EF=4> -> %r1
  35  -live- %r1
  35  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x10096124f10> -> %r0
  39  setfield_gc_r %r0, %r1, FieldDescr<pypy.objspace.std.bytesobject.W_BytesObject.inst__value>
  44  goto L4
  47  ---
  47  L2:
  47  -live-
  47  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
