   0  getfield_gc_r %r0, FieldDescr<pypy.objspace.std.iterobject.W_AbstractSeqIterObject.inst_w_seq> -> %r1
   5  -live- %r0, %r1
   5  goto_if_not_ptr_iszero %r1, L1
   9  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x7fff47af5a00> -> %r1
  13  setfield_gc_i %r1, $0, FieldDescr<pypy.objspace.std.intobject.W_IntObject.inst_intval>
  18  ref_return %r1
  20  ---
  20  L1:
  20  getfield_gc_i %r0, FieldDescr<pypy.objspace.std.iterobject.W_AbstractSeqIterObject.inst_index> -> %i0
  25  inline_call_r_r <JitCode 'len'>, R[%r1] -> %r0
  31  -live- %i0, %r0
  31  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x7fff47af5a00> -> %r1
  35  setfield_gc_i %r1, %i0, FieldDescr<pypy.objspace.std.intobject.W_IntObject.inst_intval>
  40  inline_call_r_r <JitCode 'binop_sub_impl'>, R[%r0, %r1] -> %r1
  47  -live- %r1
  47  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x7fff47af5a00> -> %r0
  51  setfield_gc_i %r0, $0, FieldDescr<pypy.objspace.std.intobject.W_IntObject.inst_intval>
  56  inline_call_r_r <JitCode 'comparison_lt_impl'>, R[%r1, %r0] -> %r2
  63  -live- %r1, %r2
  63  -live- %r1, %r2
  63  goto_if_not_ptr_nonzero %r2, L2
  67  ref_copy %r2 -> %r0
  70  -live- %r0, %r1, %r2
  70  guard_class %r0 -> %i0
  73  -live- %i0, %r1, %r2
  73  goto_if_not_int_eq %i0, $<* struct object_vtable>, L3
  78  getfield_gc_i_pure %r2, FieldDescr<pypy.objspace.std.intobject.W_IntObject.inst_intval> -> %i0
  83  int_is_true %i0 -> %i0
  86  L4:
  86  -live- %i0, %r1
  86  goto_if_not %i0, L5
  90  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x7fff47af5a00> -> %r1
  94  setfield_gc_i %r1, $0, FieldDescr<pypy.objspace.std.intobject.W_IntObject.inst_intval>
  99  ref_return %r1
 101  ---
 101  L5:
 101  ref_return %r1
 103  ---
 103  L3:
 103  L6:
 103  inline_call_r_i <JitCode 'is_true'>, R[%r2] -> %i0
 109  -live- %i0, %r1
 109  goto L4
 112  ---
 112  L2:
 112  goto L6
