   0  -live- %r0
   3  guard_class %r0 -> %i0
   6  getfield_raw_i %i0, FieldDescr<pypy.objspace.std.bytesobject.W_AbstractBytesObject_vtable.cls_descr_len> -> %i0
  11  -live- %i0, %r0
  14  switch %i0, <SwitchDictDescr 0:L1, 1:L2>
  18  unreachable
  19  ---
  19  L1:
  19  -live- %r0
  22  getfield_gc_r_pure %r0, FieldDescr<pypy.objspace.std.bytesobject.W_BytesObject.inst__value> -> %r0
  27  strlen %r0 -> %i0
  30  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000aaab0ce2a138> -> %r0
  34  setfield_gc_i %r0, %i0, FieldDescr<pypy.objspace.std.intobject.W_IntObject.inst_intval>
  39  ref_return %r0
  41  ---
  41  L2:
  41  -live-
  44  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
