<div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Hi All,</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">  I have builtin functions whose argument could be variable or immediate (constant), and I would like to</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">check the range of argument if it's immediate. Sema::SemaBuiltinConstantArgRange [1] more or less</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">fits my need. But seems it requires the argument must be immediate, it will throw "argument must be</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">constant" otherwise.</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">  I am wondering if there is other function achieve my goal, or my understanding about SemaBuiltinConstantArgRange</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">is wrong. Thanks.</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">[1] <a href="https://clang.llvm.org/doxygen/SemaChecking_8cpp_source.html">https://clang.llvm.org/doxygen/SemaChecking_8cpp_source.html</a></div>







<div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Regards,</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">chenwj</div><div><br></div>-- <br><div class="gmail_signature"><div dir="ltr"><div>Wei-Ren Chen (陳韋任)<br>Homepage: <a href="https://people.cs.nctu.edu.tw/~chenwj" target="_blank">https://people.cs.nctu.edu.tw/~chenwj</a></div></div></div>
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