   0  inline_call_r_i <JitCode 'ObjSpace.c_int_w'>, R[%r0] -> %i0
   6  -live- %i0
   6  residual_call_ir_i $<* fn ll_os.WIFSTOPPED>, I[%i0], R[], <CallDescr(i) EF=7> -> %i0
  14  -live- %i0
  14  -live- %i0
  14  goto_if_not %i0, L1
  18  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  20  ---
  20  L1:
  20  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
