   0  getfield_gc_r %r0, FieldDescr<pypy.module.itertools.interp_itertools.W_Count.inst_w_c> -> %r1
   5  getfield_gc_r %r0, FieldDescr<pypy.module.itertools.interp_itertools.W_Count.inst_w_step> -> %r2
  10  inline_call_r_r <JitCode 'binop_add_impl'>, R[%r1, %r2] -> %r2
  17  -live- %r0, %r1, %r2
  20  setfield_gc_r %r0, %r2, FieldDescr<pypy.module.itertools.interp_itertools.W_Count.inst_w_c>
  25  -live- %r1
  28  goto_if_not_ptr_iszero %r1, L1
  32  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  34  ---
  34  L1:
  34  ref_return %r1
