   0  inline_call_r_r <JitCode 'checkattrname'>, R[%r1] -> %r1
   6  -live- %r0, %r1
   6  inline_call_r_r <JitCode 'delattr'>, R[%r0, %r1] -> %r0
  13  -live-
  13  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
