   0  -live- %r0
   0  guard_class %r0 -> %i0
   3  getfield_raw_i %i0, FieldDescr<pypy.objspace.std.bytesobject.W_AbstractBytesObject_vtable.cls_descr_islower> -> %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_eq %i0, $1, L3
  26  strgetitem %r1, $0 -> %i0
  30  -live- %i0
  30  goto_if_not_int_ge %i0, $97, L4
  35  -live- %i0
  35  goto_if_not_int_le %i0, $122, L5
  40  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  42  ---
  42  L5:
  42  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  44  ---
  44  L4:
  44  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  46  ---
  46  L3:
  46  residual_call_r_i $<* fn W_BytesObject._descr_islower_slowpath>, R[%r0, %r1], <CallDescr(rr) EF=5> -> %i0
  54  -live- %i0
  54  -live- %i0
  54  goto_if_not %i0, L6
  58  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  60  ---
  60  L6:
  60  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  62  ---
  62  L2:
  62  -live-
  62  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
