<div dir="ltr"><div>Sorry, <br></div>when I put O0, there are also intrinsics. How to disable them?<br></div><div class="gmail_extra"><br><div class="gmail_quote">2017-07-10 18:32 GMT+02:00 Anastasiya Ruzhanskaya <span dir="ltr"><<a href="mailto:anastasiya.ruzhanskaya@frtk.ru" target="_blank">anastasiya.ruzhanskaya@frtk.ru</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div><div>Hello,<br></div>I have already asked how to receive unoptimized IR. This way:<br>clang -S -emit-llvm -O3 -mllvm -disable-llvm-optzns memset.c -o memset.s<br><br></div>I have noticed, that in any case, when I use O1, O2, O3 and disable optimizations, I still get llvm intrinsics functions inserted.<br><br></div>when I put O0, I have no intrinsics, but have noopt attribute. Is there a way to receive purely unoptimizaed IR without any intrinsics?<br></div>
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