   0  -live- %r0
   3  record_quasiimmut_field %r0, FieldDescr<pypy.module.__builtin__.interp_classobj.W_ClassObject.inst_w_dict>, FieldDescr<pypy.module.__builtin__.interp_classobj.W_ClassObject.mutate_w_dict>
   9  getfield_gc_r_pure %r0, FieldDescr<pypy.module.__builtin__.interp_classobj.W_ClassObject.inst_w_dict> -> %r0
  14  ref_return %r0
