   0  arraylen_gc %r2, <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x0000563a58f50a30> -> %i0
   5  -live- %i0, %r0, %r1, %r2
   8  goto_if_not_int_is_zero %i0, L1
  12  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000563a60ed2100> -> %r0
  16  setfield_gc_r %r0, $<* struct rpy_string>, FieldDescr<pypy.interpreter.error.OpErrFmtNoArgs.inst__value>
  21  setfield_gc_r %r0, $<* struct pypy.interpreter.baseobjspace.W_Root>, FieldDescr<pypy.interpreter.error.OperationError.inst_w_type>
  26  assert_not_none %r0
  28  -live- %r0
  31  raise %r0
  33  ---
  33  L1:
  33  inline_call_r_r <JitCode 'allocate_instance__W_IMap'>, R[%r0] -> %r0
  39  -live- %r0, %r1, %r2
  42  residual_call_r_v $<* fn W_IMap.__init__>, R[%r0, %r1, %r2], <CallDescr(rrr) EF=7>
  50  -live- %r0
  53  ref_return %r0
