   0  -live- %r0, %r1
   0  goto_if_not_ptr_nonzero %r1, L1
   4  ref_copy %r1 -> %r2
   7  -live- %r0, %r1, %r2
   7  guard_class %r2 -> %i0
  10  -live- %i0, %r0, %r1
  10  goto_if_not_int_eq %i0, $<* struct object_vtable>, L2
  15  getfield_gc_i_pure %r1, FieldDescr<pypy.objspace.std.intobject.W_IntObject.inst_intval> -> %i0
  20  int_is_true %i0 -> %i1
  23  L3:
  23  getfield_gc_i %r0, FieldDescr<pypy.module.pyexpat.interp_pyexpat.W_XMLParserType.inst_itself> -> %i0
  28  residual_call_ir_v $<* fn ccall_XML_UseForeignDTD__NonePtr_INT>, I[%i0, %i1], R[], <CallDescr(ii) EF=7>
  36  -live-
  36  void_return
  37  ---
  37  L2:
  37  L4:
  37  inline_call_r_i <JitCode 'is_true'>, R[%r1] -> %i1
  43  -live- %i1, %r0
  43  goto L3
  46  ---
  46  L1:
  46  goto L4
