   0  strlen %r1 -> %i0
   3  -live- %i0, %r1
   3  goto_if_not_int_is_true %i0, L1
   7  strgetitem %r1, $0 -> %i0
  11  int_eq %i0, $'r' -> %i1
  15  int_eq %i0, $'w' -> %i2
  19  int_or %i1, %i2 -> %i1
  23  int_eq %i0, $'a' -> %i2
  27  int_or %i1, %i2 -> %i1
  31  int_eq %i0, $'U' -> %i0
  35  int_or %i1, %i0 -> %i0
  39  -live- %i0, %r1
  39  goto_if_not %i0, L2
  43  void_return
  44  ---
  44  L2:
  44  L3:
  44  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x000002aabebdd5c8> -> %r0
  48  setfield_gc_r %r0, $<* struct pypy.interpreter.baseobjspace.W_Root>, FieldDescr<pypy.interpreter.error.OperationError.inst_w_type>
  53  setfield_gc_r %r0, $<* struct tuple2>, FieldDescr<pypy.interpreter.error.OpErrFmt.inst_xstrings>
  58  setfield_gc_r %r0, %r1, FieldDescr<pypy.interpreter.error.OpErrFmt.inst_x0>
  63  assert_not_none %r0
  65  -live- %r0
  65  guard_class %r0 -> %i0
  68  -live- %r0
  68  raise %r0
  70  ---
  70  L1:
  70  goto L3
