   0  inline_call_r_r <JitCode 'lookup____getitem__'>, R[%r0, $<* struct rpy_string>] -> %r2
   7  -live- %r0, %r1, %r2
   7  -live- %r0, %r1, %r2
   7  goto_if_not_ptr_iszero %r2, L1
  11  L2:
  11  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000000186204d08> -> %r2
  15  setfield_gc_r %r2, $<* struct pypy.interpreter.baseobjspace.W_Root>, FieldDescr<pypy.interpreter.error.OperationError.inst_w_type>
  20  setfield_gc_r %r2, $<* struct pypy.interpreter.baseobjspace.W_Root>, FieldDescr<pypy.interpreter.error.OperationError.inst__w_value>
  25  setfield_gc_r %r2, $<* struct pypy.interpreter.baseobjspace.W_Root>, FieldDescr<pypy.interpreter.error.OperationError.inst__application_traceback>
  30  assert_not_none %r2
  32  -live- %r2
  32  guard_class %r2 -> %i0
  35  -live- %r2
  35  raise %r2
  37  ---
  37  L1:
  37  inline_call_r_r <JitCode 'lookup____getitem__'>, R[%r1, $<* struct rpy_string>] -> %r2
  44  -live- %r0, %r1, %r2
  44  -live- %r0, %r1, %r2
  44  goto_if_not_ptr_iszero %r2, L3
  48  goto L2
  51  ---
  51  L3:
  51  inline_call_r_r <JitCode 'inplace_iadd_impl'>, R[%r0, %r1] -> %r2
  58  -live- %r2
  58  ref_return %r2
