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    <blockquote type="cite"
      cite="mid:1612815000.3252589.1568825759643@mail.yahoo.com">
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            <div dir="ltr"><tt>opt -load lib­dum­my­pass.so -dum­my­pass
                hel­lo.ll</tt><tt><br>
              </tt></div>
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    <tt><br>
    </tt><tt>
    </tt>
    <p><tt>Looks like you are loading a shared library different from
        "LLVMHello.so".</tt></p>
    <p><tt>did you change the name of the compilation unit from
        "Hello.cpp" into</tt><tt><br>
      </tt><tt>"dummypass.cpp"?</tt><tt><br>
      </tt></p>
    <p><tt><br>
      </tt></p>
    <p><tt>(As asked previously by Andrzej) did you register the dummy
        pass?</tt></p>
    <p><tt>> RegisterPass<DummyPass> X("dummypass",
        "whatever");</tt></p>
    <p><tt><br>
      </tt></p>
    <p><tt>Is any error/warning triggered when loading the library,
        executing "opt" or</tt><tt><br>
      </tt><tt>during compilation?</tt><tt><br>
      </tt></p>
    <p><tt><br>
      </tt></p>
    <p><tt>Could you attach the fragment containing the "DummyPass"?</tt><br>
    </p>
    <p><br>
    </p>
    <p><tt>Lorenzo</tt><br>
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