   0  getfield_gc_r %r0, FieldDescr<pypy.module.struct.formatiterator.UnpackFormatIterator.inst_result_w> -> %r1
   5  newunicode $1 -> %r0
   8  unicodesetitem %r0, $0, %i0
  12  -live- %r0, %r1
  12  goto_if_not_ptr_iszero %r0, L1
  16  ref_copy $<* struct object> -> %r2
  19  L2:
  19  getfield_gc_i %r1, FieldDescr<list.length> -> %i0
  24  int_add %i0, $1 -> %i1
  28  inline_call_ir_v <JitCode '_ll_list_resize_ge__listPtr_Signed'>, I[%i1], R[%r1]
  35  -live- %i0, %r1, %r2
  35  setlistitem_gc_r %r1, %i0, %r2, FieldDescr<list.items>, <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x1009f2142d0>
  43  void_return
  44  ---
  44  L1:
  44  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x10097d34a10> -> %r2
  48  setfield_gc_r %r2, %r0, FieldDescr<pypy.objspace.std.unicodeobject.W_UnicodeObject.inst__value>
  53  goto L2
