   0  inline_call_ir_r <JitCode 'W_InstanceObject.getattr'>, I[$False], R[%r0, $<* struct rpy_string>] -> %r1
   9  -live- %r0, %r1
  12  goto_if_not_ptr_iszero %r1, L1
  16  inline_call_r_r <JitCode 'W_InstanceObject.descr_int'>, R[%r0] -> %r0
  22  -live- %r0
  25  ref_return %r0
  27  ---
  27  L1:
  27  inline_call_r_r <JitCode 'call_function__star_0'>, R[%r1] -> %r0
  33  -live- %r0
  36  ref_return %r0
