how about performance of the program compiled by -O2 other than -Os?

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To: "gcc-help" <gcc-help@xxxxxxxxxxx>
Subject: how about performance of the program compiled by -O2 other than -Os?
From: "PRC" <panruochen@xxxxxxxxx>
Date: Fri, 13 Jun 2008 17:04:20 +0800

Hi All,

How about performance of the program compiled by -O2 other than -Os?
I think -O2 will be better than -Os? But I am not sure how better.
BTW, how about -Os vs -O0?

Best Regards
PRC
June 13, 2008

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