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<div>I think it is called simplifylibcalls or something like that.<br>
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Sent from my iPhone</div>
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On Jun 17, 2012, at 11:59 AM, "Thomson" <<a href="mailto:lilotom@gmail.com">lilotom@gmail.com</a>> wrote:<br>
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<div><font face="verdana,sans-serif">I found that LLVM optimized the IR by replacing printf with puts. I wondered which pass did this optimization? And is it common that puts is faster (and some other metric) than printf?<br>
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<font face="verdana, sans-serif">Thanks<br>
Thomson</font>
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