   0  -live- %r0
   3  guard_class %r0 -> %i0
   6  getfield_raw_i %i0, FieldDescr<pypy.objspace.std.bytesobject.W_AbstractBytesObject_vtable.cls_descr_str> -> %i1
  11  -live- %i0, %i1, %r0
  14  switch %i1, <SwitchDictDescr 0:L1, 1:L2>
  18  unreachable
  19  ---
  19  L1:
  19  -live- %i0, %r0
  22  goto_if_not_int_eq %i0, $<* struct object_vtable>, L3
  27  L4:
  27  ref_return %r0
  29  ---
  29  L3:
  29  getfield_gc_r_pure %r0, FieldDescr<pypy.objspace.std.bytesobject.W_BytesObject.inst__value> -> %r1
  34  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000aaab42d25440> -> %r0
  38  setfield_gc_r %r0, %r1, FieldDescr<pypy.objspace.std.bytesobject.W_BytesObject.inst__value>
  43  goto L4
  46  ---
  46  L2:
  46  -live-
  49  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
