   0  getfield_gc_r %r2, FieldDescr<pypy.objspace.std.setobject.W_BaseSetObject.inst_strategy> -> %r3
   5  -live- %r0, %r1, %r2, %r3
   5  guard_class %r3 -> %i0
   8  getfield_raw_i %i0, FieldDescr<pypy.objspace.std.setobject.SetStrategy_vtable.cls_length> -> %i0
  13  -live- %i0, %r0, %r1, %r2, %r3
  13  int_guard_value %i0
  15  residual_call_r_i %i0, <IndirectCallTargets>, R[%r3, %r2], <CallDescr(rr) EF=5> -> %i0
  23  -live- %i0, %r0, %r1, %r2
  23  -live- %i0, %r0, %r1, %r2
  23  goto_if_not_int_is_zero %i0, L1
  27  void_return
  28  ---
  28  L1:
  28  getfield_gc_r %r2, FieldDescr<pypy.objspace.std.setobject.W_BaseSetObject.inst_strategy> -> %r3
  33  instance_ptr_eq %r0, %r3 -> %i0
  37  -live- %i0, %r0, %r1, %r2
  37  goto_if_not %i0, L2
  41  getfield_gc_r %r1, FieldDescr<pypy.objspace.std.setobject.W_BaseSetObject.inst_strategy> -> %r3
  46  residual_call_r_r $<* fn IntegerSetStrategy._symmetric_difference_unwrapped>, R[%r0, %r1, %r2], <CallDescr(rrr) EF=5> -> %r2
  55  -live- %r1, %r2, %r3
  55  L3:
  55  setfield_gc_r %r1, %r3, FieldDescr<pypy.objspace.std.setobject.W_BaseSetObject.inst_strategy>
  60  setfield_gc_r %r1, %r2, FieldDescr<pypy.objspace.std.setobject.W_BaseSetObject.inst_sstorage>
  65  void_return
  66  ---
  66  L2:
  66  residual_call_r_r $<* fn IntegerSetStrategy._symmetric_difference_wrapped>, R[%r0, %r1, %r2], <CallDescr(rrr) EF=7> -> %r2
  75  -live- %r1, %r2
  75  ref_copy $<* struct pypy.objspace.std.setobject.SetStrategy> -> %r3
  78  goto L3
