   0  getfield_gc_r_pure %r0, FieldDescr<pypy.objspace.std.mapdict.PlainAttribute.inst_back> -> %r2
   5  -live- %r0, %r1, %r2
   5  guard_class %r2 -> %i0
   8  getfield_raw_i %i0, FieldDescr<pypy.objspace.std.mapdict.AbstractAttribute_vtable.cls_copy> -> %i0
  13  -live- %i0, %r0, %r1, %r2
  13  switch %i0, <SwitchDictDescr 0:L1, 1:L2, 2:L3>
  17  unreachable
  18  ---
  18  L1:
  18  -live- %r0, %r1, %r2
  18  inline_call_r_r <JitCode 'PlainAttribute.copy'>, R[%r2, %r1] -> %r3
  25  -live- %r0, %r1, %r3
  25  L4:
  25  inline_call_r_v <JitCode 'PlainAttribute._copy_attr'>, R[%r0, %r1, %r3]
  32  -live- %r3
  32  ref_return %r3
  34  ---
  34  L2:
  34  -live- %r0, %r1, %r2
  34  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x000002aac57d4c60> -> %r3
  38  setfield_gc_r %r3, %r2, FieldDescr<pypy.objspace.std.mapdict.Object.inst_map>
  43  new_array_clear $0, <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x000002aab8669a98> -> %r2
  48  setfield_gc_r %r3, %r2, FieldDescr<pypy.objspace.std.mapdict.Object.inst_storage>
  53  goto L4
  56  ---
  56  L3:
  56  -live-
  56  raise $<* struct object>
